Methotrexate
22 Results Found
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Methotrexate 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 : 2,4,5-Triamino-6-hydroxypyrimidine Sulfate/35011-47-3
Code: JCMTT-21 CAS: 35011-47-3 Chemical Formula: C4H7N5O·H2SO4 Molecular Weight:239.21 Category: Methotrexate Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,4,5-Triamino-6-hydroxypyrimidine Sulfate/35011-47-3 is useful as reference Impurity standard. -
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Product Name : (2,4-Diaminopteridine-6,7-diyl)dimethanol
Code: JCMTT-20 CAS: NA Chemical Formula: C8H10N6O2 Molecular Weight: 222.20 Category: Methotrexate Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (2,4-Diaminopteridine-6,7-diyl)dimethanol is useful as reference Impurity standard. -
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Product Name : ethyl 4-(methylamino)benzoate ;4-Ethoxycarbonyl-N-methylaniline; Ethyl 4-(Methylamino)benzoate; Ethyl p-(Methylamino)benzoate |10541-82-9
Code: JCMTT-20 CAS: 10541-82-9 Chemical Formula: C10H13NO2 Molecular Weight: 179.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: ethyl 4-(methylamino)benzoate ;4-Ethoxycarbonyl-N-methylaniline; Ethyl 4-(Methylamino)benzoate; Ethyl p-(Methylamino)benzoate |10541-82-9 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity L ;(2S)-2-[[4-(Methylamino)benzoyl]amino]pentanedioic acid disodium salt |52980-68-4 (diacid) ;
Code: JCMTT-19 CAS: 52980-68-4 (diacid) Chemical Formula: C13H16N2O5 (diacid) ;C13H14N2Na2O5 (disodium salt) Molecular Weight: 280.28 ;324.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity L ;(2S)-2-[[4-(Methylamino)benzoyl]amino]pentanedioic acid disodium salt |52980-68-4 (diacid) ; is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity K ; (2S)-2-[(4-Aminobenzoyl)amino]pentanedioic acid ; N-(4-Aminobenzoyl)-L-glutamic Acid |4271-30-1
Code: JCMTT-18 CAS: 4271-30-1 Chemical Formula:C12H14N2O5 Molecular Weight:266.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate EP Impurity K ; (2S)-2-[(4-Aminobenzoyl)amino]pentanedioic acid ; N-(4-Aminobenzoyl)-L-glutamic Acid |4271-30-1is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity J ; Dimethyl(2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]pentanedioate ; N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic acid dimethyl ester ; Dimethyl Methotrexate | 34378-65-9
Code: JCMTT-17 CAS: 34378-65-9 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity J ; Dimethyl(2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]pentanedioate ; N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamic acid dimethyl ester ; Dimethyl Methotrexate | 34378-65-9 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity I;Methotrexate USP RC I ; Methotrexate 1-Methyl Ester ; Methotrexate α-Methyl Ester ; (4S)-4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid |66147-29-3
Code: JCMTT-16 CAS: 66147-29-3 Chemical Formula:C21H24N8O5 Molecular Weight: 468.47 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity I;Methotrexate USP RC I ; Methotrexate 1-Methyl Ester ; Methotrexate α-Methyl Ester ; (4S)-4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid |66147-29-3 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity H ;Methotrexate USP RC H ; Methotrexate 5-Methyl Ester ; Methotrexate γ-Methyl Ester ; (2S)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid |67022-39-3
Code: JCMTT-15 CAS: 67022-39-3 Chemical Formula: C21H24N8O5 Molecular Weight: 468.47 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity H ;Methotrexate USP RC H ; Methotrexate 5-Methyl Ester ; Methotrexate γ-Methyl Ester ; (2S)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid |67022-39-3 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity G ; Methotrexate USP RC G ; (2S)-2-[[4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]methylamino]benzoyl]amino]pentanedioic acid ;
Code: JCMTT-14 CAS: Chemical Formula: C28H29N9O6 Molecular Weight: 587.59 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate EP Impurity G ; Methotrexate USP RC G ; (2S)-2-[[4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]methylamino]benzoyl]amino]pentanedioic acid ;is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity F ; Methotrexate USP RC F ; (R)-Methotrexate ; (2R)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl] amino] pentanedioic acid |51865-79-3
Code: JCMTT-13 CAS: 51865-79-3 Chemical Formula: C20H22N8O5 Molecular Weight: 454.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity F ; Methotrexate USP RC F ; (R)-Methotrexate ; (2R)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl] amino] pentanedioic acid |51865-79-3 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity E (HCl Salt) : 1 Methotrexate EP Impurity E ; Methotrexate USP RC E (HCl Salt) ; 2,4-Diamino-N10-methylpterioc acid hemihydrochloride salt ; 4-[[(2,4-Diaminopteridin-6-yl)methyl]methyl amino]benzoic acid hemihydrochloride salt |70844-48-3 (hemihydrochloride salt) ;
Code: JCMTT-12 CAS: 70844-48-3 (hemihydrochloride salt) ; Chemical Formula: C15H15N7O2.1/2HCl Molecular Weight: 343.56 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate EP Impurity E (HCl Salt) : 1 Methotrexate EP Impurity E ; Methotrexate USP RC E (HCl Salt) ; 2,4-Diamino-N10-methylpterioc acid hemihydrochloride salt ; 4-[[(2,4-Diaminopteridin-6-yl)methyl]methyl amino]benzoic acid hemihydrochloride salt |70844-48-3 (hemihydrochloride salt) ;is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity E (Base) ; Methotrexate USP RC E ; 2,4-Diamino-N10-methylpterioc acid ; 4-[[(2,4-Diaminopteridin-6-yl) methyl] methyl amino]benzoic acid ;
Code: JCMTT-11 CAS: 19741-14-1 Chemical Formula: C15H15N7O2 Molecular Weight: 325.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity E (Base); Methotrexate USP RC E ; 2,4-Diamino-N10-methylpterioc acid ; 4-[[(2,4-Diaminopteridin-6-yl) methyl] methyl amino]benzoic acid |19741-14-1 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity D Desmethyl Impurity ;Folic Acid EP Impurity D ; Pteroic Acid ; 4-[[(2-Amino-4-hydroxypteridin-6-yl)methyl]amino]benzoic acid | 119-24-4
Code: JCMTT-10 CAS: 119-24-4 Chemical Formula:C14H12N6O3 Molecular Weight:312.28 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity D Desmethyl Impurity ;Folic Acid EP Impurity D ; Pteroic Acid ; 4-[[(2-Amino-4-hydroxypteridin-6-yl)methyl]amino]benzoic acid | 119-24-4 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity D ; N10-Methylpteroic acid ; 4-[[(2-amino-4-hydroxypteridin-6-yl)methyl] methylamino]benzoic acid |5623-18-7
Code: JCMTT-09 CAS: 5623-18-7 Chemical Formula:C15H14N6O3 Molecular Weight: 326.31 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate EP Impurity D ; N10-Methylpteroic acid ; 4-[[(2-amino-4-hydroxypteridin-6-yl)methyl] methylamino]benzoic acid |5623-18-7is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity C ; Methotrexate USP RC C ; Methopteridine ; Methotrextae 4-Oxo Analog ; �N-Methylfolic acid ; (2S)-2-[[4-[[(2-amino-4-hydroxy pteridin-6-yl) methyl] methyl amino] benzoyl] amino] pentanedioic acid ;
Code: JCMTT-08 CAS: 2410-93-7 Chemical Formula:C20H21N7O6 Molecular Weight: 455.42 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity C ; Methotrexate USP RC C ; Methopteridine ; Methotrextae 4-Oxo Analog ; �N-Methylfolic acid ; (2S)-2-[[4-[[(2-amino-4-hydroxy pteridin-6-yl) methyl] methyl amino] benzoyl] amino] pentanedioic acid |2410-93-7 is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity B ; Methotrexate USP Related Compound B ; N-Desmethyl Methotrexate ; Aminopteridine ; Aminopterin ; 4-Aminofolic acid ; 4-Aminopteroyl-L-glutamic acid ; (2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]amino]benzoyl]amino]pentanedioic acid ;
Code: JCMTT-07 CAS: 54-62-6 Chemical Formula: C19H20N8O5 Molecular Weight: 440.41 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate EP Impurity B ; Methotrexate USP Related Compound B ; N-Desmethyl Methotrexate ; Aminopteridine ; Aminopterin ; 4-Aminofolic acid ; 4-Aminopteroyl-L-glutamic acid ; (2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]amino]benzoyl]amino]pentanedioic acid | 54-62-6; is useful as reference Impurity standard. -
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Product Name : Methotrexate EP Impurity A ; 2,4-Diamino-6-pteridinemethanol ; (2,4-diaminopteridin-6-yl)methanol ; 2,4-Diamino-6-(hydroxymethyl) pteridine ;945-24-4
Code: JCMTT-06 CAS: 945-24-4 Chemical Formula: C7H8N6O Molecular Weight: 192.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate EP Impurity A ; 2,4-Diamino-6-pteridinemethanol ; (2,4-diaminopteridin-6-yl)methanol ; 2,4-Diamino-6-(hydroxymethyl) pteridine ;945-24-4is useful as reference Impurity standard. -
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Product Name : Methotrexate ;(+)-Amethopterin ; (2S)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl] amino] pentanedioic acid ; N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methyl amino] benzoyl]-L-glutamic acid ; 4-Amino-N10-methylpteroyl glutamic acid ; 4-Amino-N10-methylfolic acid |59-05-2
Code: JCMTT-05 CAS: 59-05-2 Chemical Formula:C20H22N8O5 Molecular Weight: 454.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate ;(+)-Amethopterin ; (2S)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl] amino] pentanedioic acid ; N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methyl amino] benzoyl]-L-glutamic acid ; 4-Amino-N10-methylpteroyl glutamic acid ; 4-Amino-N10-methylfolic acid |59-05-2 is useful as reference Impurity standard. -
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Product Name : Methotrexate Dimethylamide ;(S)-2-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-(dimethylamino)-5-oxopentanoic acid ;71074-44-7 ;
Code: JCMTT-04 CAS: 71074-44-7 Chemical Formula:C22H27N9O4 Molecular Weight: 481.51 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate Dimethylamide ;(S)-2-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-(dimethylamino)-5-oxopentanoic acid ;71074-44-7 ; is useful as reference Impurity standard. -
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Product Name : Methotrexate 7-Hydroxy Metabolite; 7-Hydroxy Methotrexate ;7-Hydroxy Amethopterin ;4-Amino-7-hydroxy-10-methylpteroylglutamic acid ;5939-37-7 ;
Code: JCMTT-03 CAS: 5939-37-7 Chemical Formula:C20H22N8O6 Molecular Weight:470.44 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate 7-Hydroxy Metabolite; 7-Hydroxy Methotrexate ;7-Hydroxy Amethopterin ;4-Amino-7-hydroxy-10-methylpteroylglutamic acid ;5939-37-7 ; -
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Product Name : Methotrexate 7-Cyano Dimethyl Ester ;(S)-Dimethyl 2-(4-(((2,4-diamino-7-cyanopteridin-6-yl)methyl)(methyl)amino)benzamido)pentanedioate ; 112163-39-0
Code: JCMTT-02 CAS: 112163-39-0 Chemical Formula:C23H25N9O5 Molecular Weight: 507.5 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methotrexate 7-Cyano Dimethyl Ester ;(S)-Dimethyl 2-(4-(((2,4-diamino-7-cyanopteridin-6-yl)methyl)(methyl)amino)benzamido)pentanedioate ; 112163-39-0 is useful as reference Impurity standard. -
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Product Name : Methotrexate α-tert-Butyl Ester ;(S)-5-tert-Butoxy-4-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-oxopentanoic acid ; 79640-70-3
Code: JCMTT-01 CAS: 79640-70-3 Chemical Formula:C24H30N8O5 Molecular Weight: 510.55 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methotrexate α-tert-Butyl Ester ;(S)-5-tert-Butoxy-4-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-oxopentanoic acid ; 79640-70-3is useful as reference Impurity standard.