Abacavir
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Abacavir is a 2,6-diaminopurine that is (1S)-cyclopent-2-en-1-ylmethanol in which the pro-R hydrogen at the 4-position is substituted by a 2-amino-6-(cyclopropylamino)-9H-purin-9-yl group. A nucleoside analogue reverse transcriptase inhibitor (NRTI) with antiretroviral activity (Ref: pubschem). Abacavir API Reference standards and its EP Impurities, USP Impurities, non pharmacopeial Impurities, listed below & also offered custom synthesis for unknown Impurities. If require any contact info@drjcrbio.com, sales@drjcrbio.com
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Product Name : Deoxy Epinephrine Hcl ; Deoxy Epinephrine Hydrochloride; 4-[2-(Methylamino)ethyl]-1,2-benzenediol Hydrochloride; 4-[2-(Methylamino)ethyl] | 62-32-8 Alternate 501-15-5-free base
Code: JCEPP-02 CAS: 62-32-8 Alternate 501-15-5-free base Chemical Formula: C₉H₁₄ClNO₂ Molecular Weight:203.67 Category: Epinephrine Reference Standards/Epinephrine API Drug Metabolites/Epinephrine EP Impurities/Epinephrine USP Impurities Literature: Application: Deoxy Epinephrine Hcl ; Deoxy Epinephrine Hydrochloride; 4-[2-(Methylamino)ethyl]-1,2-benzenediol Hydrochloride; 4-[2-(Methylamino)ethyl] | 62-32-8 Alternate 501-15-5-free base is useful as reference Impurity standard. ![Deoxy Epinephrine Hcl ; Deoxy Epinephrine Hydrochloride; 4-[2-(Methylamino)ethyl]-1,2-benzenediol Hydrochloride; 4-[2-(Methylamino)ethyl] | 62-32-8 Alternate 501-15-5-free base](https://drjcrbio.com/wp-content/uploads/62-32-8.png)
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Product Name : Abacavir N oxide ;Abacavir Impurity 19;Abacavir impurity N-Oxide;2-Cyclopentene-1-methanol, 4-[2-amino-6-(cyclopropylamino)-7-oxido-9H-purin-9-yl]-, (1S,4R)- |1443421-70-2
Code: JCABV-29 CAS: 1443421-70-2 Chemical Formula:C14H18N6O2 Molecular Weight: 302.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Abacavir N oxide ;Abacavir Impurity 19;Abacavir impurity N-Oxide;2-Cyclopentene-1-methanol, 4-[2-amino-6-(cyclopropylamino)-7-oxido-9H-purin-9-yl]-, (1S,4R)- |1443421-70-2 is useful as reference Impurity standard. ![Abacavir N oxide ;Abacavir Impurity 19;Abacavir impurity N-Oxide;2-Cyclopentene-1-methanol, 4-[2-amino-6-(cyclopropylamino)-7-oxido-9H-purin-9-yl]-, (1S,4R)- |1443421-70-2](https://drjcrbio.com/wp-content/uploads/1443421-70-2.png)
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Product Name : Impurity D trans Abacavir ;[(1R,4R)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]cyclopent-2-enyl]methanol | 783292-37-5
Code: JCABV-28 CAS: 783292-37-5 Chemical Formula: C14H18N6O Molecular Weight: 286.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Impurity D trans Abacavir ;[(1R,4R)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]cyclopent-2-enyl]methanol | 783292-37-5 is useful as reference Impurity standard. ![Impurity D trans Abacavir ;[(1R,4R)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]cyclopent-2-enyl]methanol | 783292-37-5](https://drjcrbio.com/wp-content/uploads/783292-37-5.png)
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Product Name : (+)-Dibenzoyl-D-tartaric acid monohydrate | 80822-15-7
Code: JCABV-27 CAS: 80822-15-7 Chemical Formula: C18H14O8·H2O Molecular Weight: 376.32 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (+)-Dibenzoyl-D-tartaric acid monohydrate | 80822-15-7 is useful as reference Impurity standard. 
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Product Name : (1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate | 229177-52-0
Code: JCABV-26 CAS: 229177-52-0 Chemical Formula: C6H11NO.C4H6O6 Molecular Weight: 263.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate | 229177-52-0 is useful as reference Impurity standard. 
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Product Name : N-(2-Amino-4,6-dichloropyrimidin-5-yl)formamide; Abacavir – In House Impurity; 171887-03-9
Code: JCABV-25 CAS: 171887-03-9 Chemical Formula: C5H4Cl2N4O Molecular Weight: 207.01 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-(2-Amino-4,6-dichloropyrimidin-5-yl)formamide; Abacavir - In House Impurity; 171887-03-9 is useful as reference Impurity standard. 
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Product Name : 2,5-Diamino-4,6-dihydroxypyrimidine hydrochloride; 56830-58-1; 40769-69-5; 56830-58-1
Code: JCABV-24 CAS: 56830-58-1/70080-76-1 Chemical Formula: C4H6N4O2.HCl Molecular Weight: 178.58 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,5-Diamino-4,6-dihydroxypyrimidine hydrochloride | 56830-58-1 is useful as reference Impurity standard. 
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Product Name : O-t-Butyl Derivative Abacavir (USP); Abacavir t-Butyl Ether; 6-(Cyclopropylamino)-9-[(1R,4S)-4-[[(1,1-dimethylethyl)oxy]methyl]cyclopent-2-enyl]-9H-purine-2-amine ; 1443421-68-8
Code: JCABV-23 CAS: 1443421-68-8 Chemical Formula: C18H26N6O Molecular Weight: 342.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Nucleosides, nucleotides and nucleic acids, 2000, vol. 19, # 1-2, p. 297 - 327; CN107641122, 2018, A, Location in patent: Paragraph 0079-0080 Application:O-t-Butyl Derivative Abacavir (USP) ; Abacavir t-Butyl Ether ; 6-(Cyclopropylamino)-9-[(1R,4S)-4-[[(1,1-dimethylethyl)oxy]methyl]cyclopent-2-enyl]-9H-purine-2-amine; Cas no 1443421-68-8 is useful as reference Impurity standard. ![O-t-Butyl Derivative Abacavir (USP); Abacavir t-Butyl Ether; 6-(Cyclopropylamino)-9-[(1R,4S)-4-[[(1,1-dimethylethyl)oxy]methyl]cyclopent-2-enyl]-9H-purine-2-amine ; 1443421-68-8](https://drjcrbio.com/wp-content/uploads/O-t-Butyl-Derivative-Abacavir-1.png)
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Product Name : Abacavir EP Impurity C; Abacavir USP RC A; Descyclopropyl Abacavir (USP); (1S,4R)-4-(2,6-Diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6
Code: JCABV-22 CAS: 124752-25-6; 906626-51-5 Chemical Formula: C11H14N6O Molecular Weight: 246.27 Category: Reference Standards/API Drug Metabolites/abacavir EP Impurities/abacavir USP Impurities Literature: WO2009/21114, 2009, A1, Location in patent: Page/Page column 44, 47; Ando, Takayuki; Iwata, Masafumi; Zulfiqar, Fazila; Miyamoto, Tatsuya; Nakanishi, Masayuki; Kitade, Yukio [Bioorganic and Medicinal Chemistry, 2008, vol. 16, # 7, p. 3809 - 3815]; Vince; Brownell; Beers [Nucleosides and Nucleotides, 1995, vol. 14, # 1-2, p. 39 - 44] Application: Abacavir RC A; Abacavir Impurity C; Des cyclopropyl abacavir; [4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6; 906626-51-5 is useful as reference Impurity standard. ![Abacavir EP Impurity C; Abacavir USP RC A; Descyclopropyl Abacavir (USP); (1S,4R)-4-(2,6-Diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6](https://drjcrbio.com/wp-content/uploads/abacavir-related-compound-a-1.jpg)
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Product Name : Abacavir nitraso Impurity; 5-amino-2-nitrosobenzene-1,3-diol
Code: JCABV-21 CAS: NA Chemical Formula: C6H6N2O3 Molecular Weight: 154.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Bioorganic and Medicinal Chemistry Letters, 2010, vol. 20, # 6, p. 1854 - 1857; Journal of the Chemical Society, 1896, vol. 69, p. 1323 Application:Abacavir nitraso Impurity; 5-amino-2-nitrosobenzene-1,3-diol is useful as reference Impurity standard. 
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Product Name : Abacavir formylated O-ethoxy Impurity ; N-(4-((4S)-4-(ethoxymethyl)cyclopent-2-enylamino)-2-amino-6-chloropyrimidin-5-yl)formamide
Code: JCABV-20 CAS: NA Chemical Formula: C16H26ClN5O2 Molecular Weight: 355.86 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Abacavir formylated O-ethoxy Impurity ; N-(4-((4S)-4-(ethoxymethyl)cyclopent-2-enylamino)-2-amino-6-chloropyrimidin-5-yl)formamide is useful as reference Impurity standard. 
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Product Name : Abacavir carbovir Impurity ; 2-amino-9-((1R,4S)-4-(hydroxymethyl)cyclopent-2-en-1-yl)-5,9-dihydro-6H-purin-6-one
Code: JCABV-19 CAS: NA Chemical Formula: C11H13N5O2 Molecular Weight: 247.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Exall, Anne M.; Jones, Martin F.; Mo, Chi-Leung; Myers, Peter L.; Paternoster, Ian L.; et al. [Journal of the Chemical Society. Perkin transactions I, 1991, # 10, p. 2467 - 2477] , Roy, Biswajit G.; Jana, Prithwish K.; Achari, Basudeb; Mandal, Sukhendu B. [Tetrahedron Letters, 2007, vol. 48, # 9, p. 1563 - 1566] ,Vince; Brownell; Beers [Nucleosides and Nucleotides, 1995, vol. 14, # 1-2, p. 39 - 44] Application: Abacavir carbovir Impurity ; 2-amino-9-((1R,4S)-4-(hydroxymethyl)cyclopent-2-en-1-yl)-5,9-dihydro-6H-purin-6-oneis useful as reference Impurity standard. 
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Product Name : Abacavir CABS methyl ester; methyl 4-((2-amino-6-chloro-5-formamidopyrimidin-4-yl)amino)cyclopent-2-ene-1-carboxylate
Code: JCABV-18 CAS: NA Chemical Formula: C12H14ClN5O3 Molecular Weight: 311.72 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Abacavir CABS methyl ester; methyl 4-((2-amino-6-chloro-5-formamidopyrimidin-4-yl)amino)cyclopent-2-ene-1-carboxylate is useful as reference Impurity standard. 
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Product Name : ((1S,4R)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopent-2-enyl)methanol
Code: JCABV-17 CAS: 136470-78-5 Chemical Formula: C14H18N6O Molecular Weight: 286.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ((1S,4R)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopent-2-enyl)methanol is useful as reference Impurity standard. 
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Product Name : Abacavir O-acetyl derivative; ((1S,4R)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopent-2-enyl)methyl acetate
Code: JCABV-16 CAS: NA Chemical Formula: C16H20N6O2 Molecular Weight: 328.37 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Crimmins; King; Zuercher; Choy [Journal of Organic Chemistry, 2000, vol. 65, # 25, p. 8499 - 8509] , Application: Abacavir O-acetyl derivative; ((1S,4R)-4-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopent-2-enyl)methyl acetateis useful as reference Impurity standard. 
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Product Name : 4,6-dichloropyrimidine-2,5-diamine; 2,5-Diamino-4,6-dichloroyrimidine | 55583-59-0
Code: JCABV-15 CAS: 55583-59-0 Chemical Formula: C4H4Cl2N4 Molecular Weight: 177.98 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4,6-dichloropyrimidine-2,5-diamine; 2,5-Diamino-4,6-dichloroyrimidine | 55583-59-0 is useful as reference Impurity standard. 
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Product Name : ((1S,4R)-4-(2-amino-6-ethoxy-9H-purin-9-yl)cyclopent-2-enyl)methanol hydrochloride
Code: JCABV-14 CAS: NA Chemical Formula: C13H17N5O2 Molecular Weight: 275.31 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ((1S,4R)-4-(2-amino-6-ethoxy-9H-purin-9-yl)cyclopent-2-enyl)methanol hydrochloride is useful as reference Impurity standard. 
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Product Name : ((1S,4R)-4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl)methanol
Code: JCABV-13 CAS: 141271-12-7 Chemical Formula: C10H14ClN5O Molecular Weight: 255.7 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ((1S,4R)-4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl)methanol is useful as reference Impurity standard. 
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Product Name : N-(2-amino-4,6-dichloropyrimidin-5-yl)formamide
Code: JCABV-12 CAS: 171887-03-9 Chemical Formula: C5H4Cl2N4O Molecular Weight: 207.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: N-(2-amino-4,6-dichloropyrimidin-5-yl)formamide is useful as reference Impurity standard. 
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Product Name : Abacavir Impurity 1 ; N-(2-amino-4-chloro-6-((-4-(hydroxymethyl)cyclopent-2-en-1-yl)amino)pyrimidin-5-yl)formamide | 171887-04-0
Code: JCABV-11 CAS: 171887-04-0 Chemical Formula: C11H14ClN5O2 Molecular Weight: 283.71 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: GRANULES INDIA LIMITED; CHIGURUPATI, KRISHNA PRASAD; VETUKURI, PRASAD RAJU VNKV; GILLA, GOVERDHAN; BHUPATHI, RAJASEKHAR US2017/233329, 2017, A1 Location in patent: Paragraph 0050; 0051, Daluge, Susan M.; Martin, Michael T.; Sickles, Barry R.; Livingston, Douglas A. [Nucleosides, nucleotides and nucleic acids, 2000, vol. 19, # 1-2, p. 297 - 327] Application:Abacavir Impurity 1 ; N-(2-amino-4-chloro-6-((-4-(hydroxymethyl)cyclopent-2-en-1-yl)amino)pyrimidin-5-yl)formamide | 171887-04-0 is useful as reference Impurity standard. 
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Product Name : (1S,4R)-(4-Aminocyclopent-2-enyl)methanol hydrochloride; 168960-19-8
Code: JCABV-10 CAS: 168960-19-8 Chemical Formula: C6H12ClNO Molecular Weight:149.62 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: (1) Shuto, S., et al.: J. Med. Chem., 46, 4741 (2003); 2) Shuto, S., et al.: Curr. Med. Chem., 11, 827 (2004) (3) Kudoh, T., et al.: Nucleosides Nucleotides Nucleic Acids 24, 655 (2005) Application: (1S,4R)-(4-Aminocyclopent-2-enyl)methanol hydrochloride | 168960-19-8 is useful as reference Impurity standard. 
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Product Name : Abacavir side chain dimer; CABS-1 Side chain dimer
Code: JCABV-09 CAS: NA Chemical Formula: C17H22N6O2 Molecular Weight: 342.4 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: METHODS AND COMPOSITIONS FOR ENZYME LINKED IMMUNO AND HYBRIDIZATION MASS SPECTROMETRIC ASSAY YYZ Pharmatech, Inc.; Marshall, John G.; Florentinus, Angelica Kirsten - US2016/223530, 2016, A1 Patent Family Members: WO2014/186874 A1; US2016/223530 A1 ,Antony, Suresh J.; Davis, Michelle A.; Davis, Monique G.; Almaghlouth, Nouf K.; Guevara, Roberto; Omar, Fahad; Del Rey, Fernando; (…) Antony, Nishaal; Prakash, Bharat V. [Journal of Medical Virology, 2021, vol. 93, # 1, p. 491 - 498] Application: Abacavir side chain dimer ; CABS-1 Side chain dimer is useful as reference Impurity standard. 
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Product Name : Abacavir EP Impurity E; Dehydro abacavir; ((1R,3S)-3-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopentyl)methanol; 208762-35-0
Code: JCABV-08 CAS: 208762-35-0 Chemical Formula: C14H20N6O Molecular Weight: 288.35 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Daluge, Susan M.; Martin, Michael T.; Sickles, Barry R.; Livingston, Douglas A. [Nucleosides, nucleotides and nucleic acids, 2000, vol. 19, # 1-2, p. 297 - 327], Application: Abacavir Impurity E ; Dehydro abacavir; ((1R,3S)-3-(2-amino-6-(cyclopropylamino)-9H-purin-9-yl)cyclopentyl)methanol | 208762-35-0 is useful as reference Impurity standard. 
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Product Name : Abacavir EP Impurity B; Abacavir USP Related Compound D; Abacavir-USP O-pyrimidine derivative; N6-Cyclopropyl-9-((1R,4S)-4-(((2,5-diamino-6-chloropyrimidin-4-yl)oxy)methyl)cyclopent-2-en-1-yl)-9H-purine-2,6-diamine; (1S,4R)-4-[2-Amino-6-(cyclopopylamino)-9H-purin-9-yl]-1-(2,5-diamino-6-chloro-4-pyrimidinyloxy)methyl-2-cyclopentene; 1443421-69-9
Code: JCABV-07 CAS: 1443421-69-9 Chemical Formula: C18H21ClN10O Molecular Weight: 428.88 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: https://pubchem.ncbi.nlm.nih.gov Application: Abacavir Impuirty-B; Abacavir-USP O-pyrimidine derivative; (1S,4R)-4-[2-Amino-6-(cyclopopylamino)-9H-purin-9-yl]-1-(2,5-diamino-6-chloro-4-pyrimidinyloxy)methyl-2-cyclopentene | 1443421-69-9is useful as reference Impurity standard. ![Abacavir EP Impurity B; Abacavir USP Related Compound D; Abacavir-USP O-pyrimidine derivative; N6-Cyclopropyl-9-((1R,4S)-4-(((2,5-diamino-6-chloropyrimidin-4-yl)oxy)methyl)cyclopent-2-en-1-yl)-9H-purine-2,6-diamine; (1S,4R)-4-[2-Amino-6-(cyclopopylamino)-9H-purin-9-yl]-1-(2,5-diamino-6-chloro-4-pyrimidinyloxy)methyl-2-cyclopentene; 1443421-69-9](https://drjcrbio.com/wp-content/uploads/Abacavir-Impuirty-B-5.png)
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Product Name : Abacavir EP Impurity A; Abacavir enantiomer ; (1R,4S)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl}]-cyclopent-2-enyl}methanol ; (1R,4S)-Abacavir; Ent-Abacavir; CABS-3; 136470-79-6
Code: JCABV-06 CAS:136470-79-6 Chemical Formula: C14H18N6O Molecular Weight: 286.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Daluge, Susan M.; Martin, Michael T.; Sickles, Barry R.; Livingston, Douglas A. [Nucleosides, nucleotides and nucleic acids, 2000, vol. 19, # 1-2, p. 297 - 327],GRANULES INDIA LIMITED; CHIGURUPATI, KRISHNA PRASAD; VETUKURI, PRASAD RAJU VNKV; GILLA, GOVERDHAN; BHUPATHI, RAJASEKHAR US2017/233329, 2017, A1 Location in patent: Paragraph 0056; 0057; 0058; 0059; 0060 Application: Abacavir Impurity A ; Abacavir enantiomer ; (1R,4S)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl}]-cyclopent-2-enyl}methanol ; CABS-3 | 136470-79-6is useful as reference Impurity standard. ![Abacavir EP Impurity A; Abacavir enantiomer ; (1R,4S)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl}]-cyclopent-2-enyl}methanol ; (1R,4S)-Abacavir; Ent-Abacavir; CABS-3; 136470-79-6](https://drjcrbio.com/wp-content/uploads/abacavir-enantiomer-1.png)
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Product Name : Abacavir Impurity F; Abacavir tertiary butyl Impurity; N6-cyclopropyl-9-((1R,4S)-4-{[(1,1-dimethylethyl)oxy]methyl}-2-cyclopenten-1-yl)-9H-purine-2,6-diamine | 1443421-68-8
Code: JCABV-05 CAS: 1443421-68-8 Chemical Formula: C18H26N6O Molecular Weight: 342.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Abacavir Impurity F; Abacavir tertiary butyl Impurity; N6-cyclopropyl-9-((1R,4S)-4-{[(1,1-dimethylethyl)oxy]methyl}-2-cyclopenten-1-yl)-9H-purine-2,6-diamine | 1443421-68-8 is useful as reference Impurity standard. ![Abacavir Impurity F; Abacavir tertiary butyl Impurity; N6-cyclopropyl-9-((1R,4S)-4-{[(1,1-dimethylethyl)oxy]methyl}-2-cyclopenten-1-yl)-9H-purine-2,6-diamine | 1443421-68-8](https://drjcrbio.com/wp-content/uploads/Abacavir-Impurity-F.png)
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Product Name : Abacavir Cyclopropyl Diamino Purine Impurity; Abacavir Impurity 1; N6-Cyclopropyl-9H-purine-2,6-diamine; 120503-69-7
Code: JCABV-04 CAS: 120503-69-7 Chemical Formula: C8H10N6 Molecular Weight: 190.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Holy, Antonin; Votruba, Ivan; Tloustova, Eva; Masojidkova, Milena [Collection of Czechoslovak Chemical Communications, 2001, vol. 66, # 10, p. 1545 - 1592] , Crimmins; King; Zuercher; Choy [Journal of Organic Chemistry, 2000, vol. 65, # 25, p. 8499 - 8509] Application: Abacavir Cyclopropyl Diamino Purine Impurity ; N6-Cyclopropyl-9H-purine-2,6-diamine | 120503-69-7 is useful as reference Impurity standard. 
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Product Name : Abacavir RC C; [(1S,4R)-4-(2-amino-6-chloro-9H-purin-9-yl)cyclopent-2-enyl]methanol hydrochloride; CABS-2; 172015-79-1
Code: JCABV-03 CAS: 172015-79-1 Chemical Formula: C11H14ClN5O Molecular Weight: 267.72 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Daluge, Susan M.; Martin, Michael T.; Sickles, Barry R.; Livingston, Douglas A. [Nucleosides, nucleotides and nucleic acids, 2000, vol. 19, # 1-2, p. 297 - 327],GRANULES INDIA LIMITED; CHIGURUPATI, KRISHNA PRASAD; VETUKURI, PRASAD RAJU VNKV; GILLA, GOVERDHAN; BHUPATHI, RAJASEKHAR US2017/233329, 2017, A1 Location in patent: Paragraph 0056; 0057; 0058; 0059; 0060 Application: Abacavir RC C ; [(1S,4R)-4-(2-amino-6-chloro-9H-purin-9-yl)cyclopent-2-enyl]methanol hydrochloride ; CABS-2 | 172015-79-1 is useful as reference Impurity standard. ![Abacavir RC C; [(1S,4R)-4-(2-amino-6-chloro-9H-purin-9-yl)cyclopent-2-enyl]methanol hydrochloride; CABS-2; 172015-79-1](https://drjcrbio.com/wp-content/uploads/Impuirty-of-Abacavir-RC-C.png)
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Product Name : Abacavir Related Compound A; Abacavir Impurity C; Des cyclopropyl abacavir; [4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6; 906626-51-5
Code: JCABV-02 CAS: 124752-25-6; 906626-51-5 Chemical Formula: C11H14N6O Molecular Weight: 246.27 Category: Reference Standards/API Drug Metabolites/abacavir EP Impurities/abacavir USP Impurities Literature: WO2009/21114, 2009, A1, Location in patent: Page/Page column 44, 47; Ando, Takayuki; Iwata, Masafumi; Zulfiqar, Fazila; Miyamoto, Tatsuya; Nakanishi, Masayuki; Kitade, Yukio [Bioorganic and Medicinal Chemistry, 2008, vol. 16, # 7, p. 3809 - 3815]; Vince; Brownell; Beers [Nucleosides and Nucleotides, 1995, vol. 14, # 1-2, p. 39 - 44] Application: Abacavir RC A; Abacavir Impurity C; Des cyclopropyl abacavir; [4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6; 906626-51-5 is useful as reference Impurity standard. ![Abacavir Related Compound A; Abacavir Impurity C; Des cyclopropyl abacavir; [4-(2,6-diamino-9H-purin-9-yl)cyclopent-2-enyl]methanol; 124752-25-6; 906626-51-5](https://drjcrbio.com/wp-content/uploads/abacavir-related-compound-a.jpg)
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Product Name : Abacavir RC B; [4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol | 141271-12-7
Code: JCABV-01 CAS: 141271-12-7 Chemical Formula:C10H14ClN5O Molecular Weight: 255.7 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Evans, Chris T.; Roberts, Stanley M.; Shoberu, Karoline A.; Sutherland, Alan G. [Journal of the Chemical Society. Perkin transactions I, 1992, # 5, p. 589 - 59 Application: Abacavir RC B ; [4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol | 141271-11-6 is useful as reference Impurity standard. ![Abacavir RC B; [4-(2,5-diamino-6-chloropyrimidin-4-ylamino)cyclopent-2-enyl]methanol | 141271-12-7](https://drjcrbio.com/wp-content/uploads/Impuirty-of-Abacavir-RC-B.png)
