Building Blocks
1772 Results Found
Page 37 of 54
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
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Product Name : 4-Hydroxybutane-1-sulfonic acid; 4-Hydroxy-1-butane Sulfonic Acid, 1-Butanesulfonic acid | 26978-64-3
Code: JC-BB636 CAS: 26978-64-3 Chemical Formula:C4H10O4S Molecular Weight: 154 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Hydroxybutane-1-sulfonic acid; 4-Hydroxy-1-butane Sulfonic Acid, 1-Butanesulfonic acid | 26978-64-3is useful as reference Impurity standard. 
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Product Name : 2-Methyl-4-(3-Nitrophenyl)-3-butyn-2-ol; 2-Methyl-4-(3-Nitrophenyl)-3-butyn-2-ol | 33432-53-0
Code: JC-BB635 CAS: 33432-53-0 Chemical Formula: C11H11NO3 Molecular Weight: 205.21 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-Methyl-4-(3-Nitrophenyl)-3-butyn-2-ol; 2-Methyl-4-(3-Nitrophenyl)-3-butyn-2-ol | 33432-53-0is useful as reference Impurity standard. 
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Product Name : 1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile | 256376-65-5
Code: JC-BB634 CAS: 256376-65-5 Chemical Formula: C₁₄H₉FN₄ Molecular Weight: 252.25 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: 1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile | 256376-65-5is useful as reference Impurity standard. Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption. ![1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile | 256376-65-5](https://drjcrbio.com/wp-content/uploads/256376-65-5.png)
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Product Name : Chloroxylenol IH CRM; Chloroxylenol ; PCMX, 4-Chloro-3,5-xylenol, 4-Chloro-3,5-dimethylphenol, 4-Chloro-sym-m-xylenol |88-04-0
Code: JC-BB633 CAS: 88-04-0 Chemical Formula: C8H9OCl Molecular Weight: 156.61 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Chloroxylenol IH CRM; Chloroxylenol ; PCMX, 4-Chloro-3,5-xylenol, 4-Chloro-3,5-dimethylphenol, 4-Chloro-sym-m-xylenol |88-04-0is useful as reference Impurity standard. 
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Product Name : 4-Bromo-1H-indole; 4-Bromo-1H-indole | 52488-36-5
Code: JC-BB632 CAS: 52488-36-5 Chemical Formula: C8H6BrN Molecular Weight: 196.04 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-Bromo-1H-indole; 4-Bromo-1H-indole | 52488-36-5is useful as reference Impurity standard. 
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Product Name : SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride | 866783-13-3
Code: JC-BB631 CAS: 866783-13-3 Chemical Formula: C₁₂H₁₈ClNO₂ Molecular Weight: 243.73 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride | 866783-13-3is useful as reference Impurity standard. ![SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; SICBA; (S)-1-(3,4-dimethoxybicyclo[4.2.0]octa-1,3 ,5-trien-7-yl)-Nmethylmethanamine hydrochloride; (1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane hydrochloride | 866783-13-3](https://drjcrbio.com/wp-content/uploads/866783-13-3.png)
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Product Name : Thio Phenol ; Benzenethiol; Phenyl Mercaptan108-98-5
Code: JC-BB630 CAS: 108-98-5 Chemical Formula: C6H6S Molecular Weight: 110.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Thio Phenol ; Benzenethiol; Phenyl Mercaptan108-98-5is useful as reference Impurity standard. 
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Product Name : 2-Methyl Piperazine (CAS: 109-07-9)
Code: JC-BB629 CAS: 109-07-9 Chemical Formula: C5H12N2 Molecular Weight: 100.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 2-Methyl Piperazine (CAS: 109-07-9) is useful as reference Impurity standard. 
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Product Name : 2,3,4,6-Tetrakis-O-trimethylsilyl-D-glucono-1,5-lactone ; 2,3,4,6-Tetra-O-(trimethylsilyl)-D-glucono-delta-lactone (CAS: 32384-65-9)
Code: JC-BB628 CAS: 32384-65-9 Chemical Formula: C18H42O6Si4 Molecular Weight: 466.87 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 2,3,4,6-Tetrakis-O-trimethylsilyl-D-glucono-1,5-lactone ; 2,3,4,6-Tetra-O-(trimethylsilyl)-D-glucono-delta-lactone (CAS: 32384-65-9) is useful as reference Impurity standard. 
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Product Name : 4,6-O-Benzylidene-D-glucose; 4,6-O-Benzylidene-D-glucopyranose (CAS: 30688-66-5)
Code: JC-BB627 CAS: 30688-66-5 Chemical Formula: C13H16O6 Molecular Weight: 268.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 4,6-O-Benzylidene-D-glucose; 4,6-O-Benzylidene-D-glucopyranose (CAS: 30688-66-5) is useful as reference Impurity standard. Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption. 
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Product Name : N-Iodosuccinimide (CAS: 516-12-1)
Code: JC-BB626 CAS: 516-12-1 Chemical Formula: C4H4INO2 Molecular Weight: 224.99 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of N-Iodosuccinimide (CAS: 516-12-1) is useful as reference Impurity standard. 
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Product Name : 1-Methyl-3-Phenylpropylamine ;4-Phenyl-2-butylamine, 3-Amino-1-phenylbutane | 22374-89-6
Code: JC-BB625 CAS: 22374-89-6 Chemical Formula: C10H15N Molecular Weight: 149.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 1-Methyl-3-Phenylpropylamine ;4-Phenyl-2-butylamine, 3-Amino-1-phenylbutane | 22374-89-6is useful as reference Impurity standard. 
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Product Name : 5-Bromoacetyl salicylamide (CAS: 73866-23-6)
Code: JC-BB624 CAS: 73866-23-6 Chemical Formula: C9H8BrNO3 Molecular Weight: 258.07 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 5-Bromoacetyl salicylamide (CAS: 73866-23-6) is useful as reference Impurity standard. Note: The compounds strictly supplied only for R&D /AR&D purpose, not for human/animal consumption. 
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Product Name : 5-Acetylsalicylamide; 5-Acetyl-2-hydroxybenzamide (CAS: 40187-51-7)
Code: JC-BB623 CAS: 40187-51-7 Chemical Formula: C₉H₉NO₃ Molecular Weight: 179.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock; Contact: sales@drjcrbio.com Application: Manufacturer of 5-Acetylsalicylamide; 5-Acetyl-2-hydroxybenzamide (CAS: 40187-51-7) is useful as reference Impurity standard. 
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Product Name : 4-hydroxybenzoic acid isobutyl ester; 4-hydroxybenzoic acid isobutyl ester; Isobutyl 4-hydroxybenzoate | 4247-02-3
Code: JC-BB622 CAS: 4247-02-3 Chemical Formula: C11H14O3 Molecular Weight: 194.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-hydroxybenzoic acid isobutyl ester; 4-hydroxybenzoic acid isobutyl ester; Isobutyl 4-hydroxybenzoate | 4247-02-3is useful as reference Impurity standard. 
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Product Name : 2,6-Dimethylpiperazine | 108-49-6
Code: JC-BB621 CAS: 108-49-6 Chemical Formula: C6H14N2 Molecular Weight: 114.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2,6-Dimethylpiperazine | 108-49-6is useful as reference Impurity standard. 
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Product Name : Ethyl-3-(N,N-dimethylamino)acrylate; Ethyl-3-(N,N-dimethylamino)acrylate;1117-37-9
Code: JC-BB620 CAS: 1117-37-9 Chemical Formula: C7H13NO2 Molecular Weight: 143.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl-3-(N,N-dimethylamino)acrylate; Ethyl-3-(N,N-dimethylamino)acrylate;1117-37-9is useful as reference Impurity standard. 
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Product Name : Ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate ; Ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate; (E)-ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate | 121577-35-3
Code: JC-BB619 CAS: 121577-35-3 Chemical Formula: C15H16F3NO4 Molecular Weight: 331.29 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate ; Ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate; (E)-ethyl 3-(dimethylamino)-2-(2,4,5-trifluoro-3-methoxybenzoyl)acrylate | 121577-35-3is useful as reference Impurity standard. 
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Product Name : Cyclohexanone (CAS: 108-94-1)
Code: JC-BB618 CAS: 108-94-1 Chemical Formula: C6H10O Molecular Weight: 98.14 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Cyclohexanone (CAS: 108-94-1) is useful as reference Impurity standard. 
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Product Name : n-Nonane (CAS: 111-84-2)
Code: JC-BB617 CAS: 111-84-2 Chemical Formula: C₉H₂₀ Molecular Weight: 128.6 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: n-Nonane (CAS: 111-84-2) is useful as reference Impurity standard. 
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Product Name : 1-Dodecanol ; Dodecyl Alcohol Lauryl Alcohol (CAS: 112-53-8)
Code: JC-BB615 CAS: 112-53-8 Chemical Formula: C12H26O Molecular Weight: 186.34 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 1-Dodecanol ; Dodecyl Alcohol Lauryl Alcohol (CAS: 112-53-8) is useful as reference Impurity standard. 
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Product Name : 1,3-Ditertbutylbenzene ; (CAS: 1014-60-4)
Code: JC-BB614 CAS: 1014-60-4 Chemical Formula: C14H22 Molecular Weight: 190.33 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 1,3-Ditertbutylbenzene ; (CAS: 1014-60-4) is useful as reference Impurity standard. 
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Product Name : 2-ethyl-1-hexanol ; 2-Ethylhexan-1-ol (CAS: 104-76-7)
Code: JC-BB613 CAS: 104-76-7 Chemical Formula: C8H18O Molecular Weight: 130.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 2-ethyl-1-hexanol ; 2-Ethylhexan-1-ol (CAS: 104-76-7) is useful as reference Impurity standard. 
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Product Name : 2,4-dimethyleheptene ; 2,4-dimethyleheptene (CAS: 2213-23-2)
Code: JC-BB611 CAS: 2213-23-2 Chemical Formula: C9H20 Molecular Weight: 128.26 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of 2,4-dimethyleheptene ; 2,4-dimethyleheptene (CAS: 2213-23-2) is useful as reference Impurity standard. 
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Product Name : Hexamethylcyclotrisiloxane ; 2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane (CAS: 541-05-9)
Code: JC-BB610 CAS: 541-05-9 Chemical Formula: C6H18O3Si3 Molecular Weight: 222.46 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of Hexamethylcyclotrisiloxane ; 2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-trioxatrisilinane (CAS: 541-05-9)is useful as reference Impurity standard. 
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Product Name : n-Octane (CAS: 111-65-9)
Code: JC-BB609 CAS: 111-65-9 Chemical Formula: C₈H₁₈ Molecular Weight: 114.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Status: Limited Stock ; Contact: sales@drjcrbio.com Application: Manufacturer of n-Octane (CAS: 111-65-9) is useful as reference Impurity standard. 
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Product Name : METHYL 2-(M-TOLYL)-2-OXOACE ; Methyl 2-oxo-2-(m-tolyl)acetate | 136125-68-3
Code: JC-BB608 CAS: 136125-68-3 Chemical Formula: C10H10O3 Molecular Weight: 178.19 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL 2-(M-TOLYL)-2-OXOACE ; Methyl 2-oxo-2-(m-tolyl)acetate | 136125-68-3is useful as reference Impurity standard. 
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Product Name : METHYL 2-OXO-2-(P-TOLYL)ACE; Methyl 2-(4-methylphenyl)-2-oxoacetate |34966-53-5
Code: JC-BB607 CAS: 34966-53-5 Chemical Formula: C10H10O3 Molecular Weight: 178.18 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: METHYL 2-OXO-2-(P-TOLYL)ACE; Methyl 2-(4-methylphenyl)-2-oxoacetate |34966-53-5is useful as reference Impurity standard. 
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Product Name : Tetrakis(triphenylphosphine)palladium(0);Pd(PPh3)4 | 14221-01-3
Code: JC-BB606 CAS: 14221-01-3 Chemical Formula: C72H60P4Pd Molecular Weight: 1155.59 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Tetrakis(triphenylphosphine)palladium(0);Pd(PPh3)4 | 14221-01-3is useful as reference Impurity standard. 
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Product Name : 2-(N-Fmoc-4-aminobutyl)-1,3-propanediol; 2-(N-Fmoc-4-aminobutyl)-1,3-propanediol
Code: JC-BB605 CAS: 147190-31-6 Chemical Formula: C₂₂H₂₇NO₄ Molecular Weight: 369.45 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 2-(N-Fmoc-4-aminobutyl)-1,3-propanediol; 2-(N-Fmoc-4-aminobutyl)-1,3-propanediolis useful as reference Impurity standard. 
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Product Name : Dimethylmaleate impurity; Dimethylmaleate impurity; 624-48-6
Code: JC-BB604 CAS: 624-48-6 Chemical Formula: C6H8O4 Molecular Weight: 144.13 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Dimethylmaleate impurity; Dimethylmaleate impurity; 624-48-6 is useful as reference Impurity standard. 
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Product Name : Monomethylmaleate; (E)-4-methoxy-4-oxobut-2-enoic acid,| 2756-87-8
Code: JC-BB603 CAS: 2756-87-8 Chemical Formula: C5H6O4 Molecular Weight: 130.10 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Monomethylmaleate; (E)-4-methoxy-4-oxobut-2-enoic acid,| 2756-87-8is useful as reference Impurity standard. 
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Product Name : Methyl 3-Bromo-1H-pyrrole-2-carboxylate |941714-57-4
Code: JC-BB602 CAS: 941714-57-4 Chemical Formula: C₆H₆NO₂Br Molecular Weight: 204.02 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Methyl 3-Bromo-1H-pyrrole-2-carboxylate |941714-57-4is useful as reference Impurity standard. 
