Building Blocks
1639 Results Found
Page 41 of 50
Building Blocks (Aliphatic/Aromatic/Heterocyclic/Carbohydrates)
-
Free
Product Name : DMAP STANDARD ; 4-Dimethylaminopyridine ; DMAP N-(4-Pyridyl)dimethylamine | 1122-58-3
Code: JC-BB343 CAS: 1122-58-3 Chemical Formula: C7H10N2 Molecular Weight: 122.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:DMAP STANDARD ; 4-Dimethylaminopyridine ; DMAP N-(4-Pyridyl)dimethylamine | 1122-58-3 is useful as reference Impurity standard. 
-
Free
Product Name : 2-methyl-3-nitrobenzoic acid ; 3-Nitro-o-toluic Acid | 1975-50-4
Code: JC-BB342 CAS: 1975-50-4 Chemical Formula: C8H7NO4 Molecular Weight: 181.15 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-methyl-3-nitrobenzoic acid ; 3-Nitro-o-toluic Acid | 1975-50-4 is useful as reference Impurity standard. 
-
Free
Product Name : L(+)-2-Aminobutyric Acid ; L-α-Aminobutyric acid/1492-24-6
Code: JC-BB341 CAS: 1492-24-6 Chemical Formula: C4H9NO2 Molecular Weight: 103.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: L(+)-2-Aminobutyric Acid ; L-α-Aminobutyric acid | 1492-24-6 is useful as reference Impurity standard. 
-
Free
Product Name : 1-Methyl-3-nitro-1-nitrosoguaidine | 70-25-7; B1219-13 : 1-Methyl-3-nitro-1-nitrosoguaidine
Code: JC-BB340 CAS: 70-25-7 Chemical Formula: C2H5N5O3 Molecular Weight:147.09 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:1-Methyl-3-nitro-1-nitrosoguaidine | 70-25-7; B1219-13 : 1-Methyl-3-nitro-1-nitrosoguaidine is useful as reference Impurity standard.
-
Free
Product Name : Ethyl 4-Methylbenzenesulfonate ;|
Code: JC-BB339 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Ethyl 4-Methylbenzenesulfonate ;|is useful as reference Impurity standard.
-
Free
Product Name : Methyl 4 – Methylbenzenesulfonate ; p-Toluenesulfonic Acid Methyl Ester; Methyl 4-Methylbenzenesulfonate; Methyl p-Methylbenzenesulfonate; Methyl p-Tosylate; Methyl Toluene-4-sulfonate; Methyl Toluenesulfonate; Methyl Tosylate; NSC 406335; Toluene-4-sulfonic Acid Methyl Ester; p-Methylbenzenesulfonic Acid Methyl Ester; |80-48-8
Code: JC-BB338 CAS: 80-48-8 Chemical Formula: C₈H₁₀O₃S Molecular Weight: 186.23 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl 4 - Methylbenzenesulfonate ; p-Toluenesulfonic Acid Methyl Ester; Methyl 4-Methylbenzenesulfonate; Methyl p-Methylbenzenesulfonate; Methyl p-Tosylate; Methyl Toluene-4-sulfonate; Methyl Toluenesulfonate; Methyl Tosylate; NSC 406335; Toluene-4-sulfonic Acid Methyl Ester; p-Methylbenzenesulfonic Acid Methyl Ester; |80-48-8 is useful as reference Impurity standard.
-
Free
Product Name : (2R)-2-Aminopropanamide hydrochloride | 71810-97-4
Code: JC-BB337 CAS: 71810-97-4 Chemical Formula: C3H9ClN2O Molecular Weight: 124.57 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(2R)-2-Aminopropanamide hydrochloride | 71810-97-4 is useful as reference Impurity standard. 
-
Free
Product Name : Morpholine, 4-(phenylmethyl) ; 4-Benzylmorpholine | 10316-00-4
Code: JC-BB336 CAS: 10316-00-4 Chemical Formula: C₁₁H₁₅NO Molecular Weight: 177.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Morpholine, 4-(phenylmethyl) ; 4-Benzylmorpholine | 10316-00-4is useful as reference Impurity standard.
-
Free
Product Name : Methyl BenzilateDiphenylglycolic Acid Methyl Ester Benzilic Acid Methyl Ester ; | 76-89-1
Code: JC-BB335 CAS: 76-89-1 Chemical Formula: C15H14O3 Molecular Weight: 242.27 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Methyl BenzilateDiphenylglycolic Acid Methyl Ester Benzilic Acid Methyl Ester ; | 76-89-1 is useful as reference Impurity standard. 
-
Free
Product Name : Benzilic Acid Impurity ;Trospium chloride Related Compound A; Diphenylglycolic acid, Benzilic acid | 76-93-7
Code: JC-BB-333 CAS: 76-93-7 Chemical Formula: C14H12O3 Molecular Weight: 228.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: Benzilic Acid Impurity ;Trospium chloride Related Compound A; Diphenylglycolic acid, Benzilic acid | 76-93-7is useful as reference Impurity standard.
-
Free
Product Name : Imidazole Impurity | 288-32-4
Code: JC-BB332 CAS: 288-32-4 Chemical Formula: C3H4N2 Molecular Weight:68.08 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Imidazole Impurity | 288-32-4 is useful as reference Impurity standard.
-
Free
Product Name : Ethyl Benzilate ; Benzilic Acid Ethyl Ester Diphenylglycolic Acid Ethyl Ester | 52182-15-7
Code: JC-BB331 CAS: 52182-15-7 Chemical Formula: C16H16O3 Molecular Weight: 256.30 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Ethyl Benzilate ; Benzilic Acid Ethyl Ester Diphenylglycolic Acid Ethyl Ester | 52182-15-7 is useful as reference Impurity standard.
-
Free
Product Name : (2-chlorphenyl)(pheny)methanol|6954-45-6
Code: JC-BB330 CAS: 6954-45-6 Chemical Formula: C13H11ClO Molecular Weight: 218.68 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(2-chlorphenyl)(pheny)methanol|6954-45-6 is useful as reference Impurity standard.
-
Free
Product Name : 4-(2-(2-hydroxxybenazoyl)hydrazineyl) benzoic acid
Code: JC-BB329 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: 4-(2-(2-hydroxxybenazoyl)hydrazineyl) benzoic acidis useful as reference Impurity standard.
-
Free
Product Name : (E)-1-(2,6-dimethylphenoxy)propan-2-one oxime | 1051392-53-0
Code: JC-BB328 CAS: 1051392-53-0 Chemical Formula: C₁₁H₁₅NO₂ Molecular Weight: 193.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: (E)-1-(2,6-dimethylphenoxy)propan-2-one oxime | 1051392-53-0 is useful as reference Impurity standard.
-
Free
Product Name : (E)-2-(((4-fluorophenyl)imino)methyl)phenol; 2-{[(4-fluorophenyl)imino]methyl}phenol;4-Fluoro-N-salicylideneaniline;(E)-2-(((4-Fluorophenyl)imino)methyl)phenol;4-Fluoro-N-salicylideneaniline;4-Fluoro-N-salicylideneaniline>;Phenol, 2-[[(4-fluorophenyl)imino]methyl]-;4-Fluoro-N-salicylalaniline | 3382-62-5 ;
Code: JC-BB327 CAS: 3382-62-5 ; Chemical Formula: C13H10FNO Molecular Weight: 215.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:(E)-2-(((4-fluorophenyl)imino)methyl)phenol; 2-{[(4-fluorophenyl)imino]methyl}phenol;4-Fluoro-N-salicylideneaniline;(E)-2-(((4-Fluorophenyl)imino)methyl)phenol;4-Fluoro-N-salicylideneaniline;4-Fluoro-N-salicylideneaniline>;Phenol, 2-[[(4-fluorophenyl)imino]methyl]-;4-Fluoro-N-salicylalaniline | 3382-62-5 ; is useful as reference Impurity standard.
-
Free
Product Name : Acetaminopurine research chemical ;N-(1H-purin-6-yl)acetamide | 6034-68-0
Code: JC-BB326 CAS: 6034-68-0 Chemical Formula:C7H7N5O Molecular Weight: 177.16 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Acetaminopurine research chemical ;N-(1H-purin-6-yl)acetamide | 6034-68-0 is useful as reference Impurity standard.
-
Free
Product Name : 2- (4- chlorophenyl )-2-oxoacetic acid | 7099-88-9
Code: JC-BB325 CAS: 7099-88-9 Chemical Formula: ClC8H5O3 Molecular Weight: 184.57 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2- (4- chlorophenyl )-2-oxoacetic acid | 7099-88-9 is useful as reference Impurity standard.
-
Free
Product Name : P-N-Butyl amino benzoic acid methyl ester [ methyl 4-(propylamino )benzoate ]
Code: JC-BB324 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:P-N-Butyl amino benzoic acid methyl ester [ methyl 4-(propylamino )benzoate ] is useful as reference Impurity standard.
-
Free
Product Name : P-N-Butyl amino benzoic acid [ 4- (propylamino )benzoic acid ] |73686-77-8
Code: JC-BB323 CAS: 73686-77-8 Chemical Formula: C10H13NO2 Molecular Weight:179.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:P-N-Butyl amino benzoic acid [ 4- (propylamino )benzoic acid ] |73686-77-8 is useful as reference Impurity standard.
-
Free
Product Name : 2-Amino-4-methylbenzoic acid ;2-Amino-p-toluic Acid 4-Methylanthranilic Acid | 2305-36-4
Code: JC-BB322 CAS: 2305-36-4 Chemical Formula: C8H9NO2 Molecular Weight:151.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Amino-4-methylbenzoic acid ;2-Amino-p-toluic Acid 4-Methylanthranilic Acid | 2305-36-4 is useful as reference Impurity standard.
-
Free
Product Name : {246}Decitabin alfa anomer crude for prep
Code: JC-BB321 CAS: Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application: is useful as reference Impurity standard.
-
Free
Product Name : {231} 3-Chlorothiophene-2-carboxylic acid | 59337-89-2
Code: JC-BB320 CAS: 59337-89-2 Chemical Formula: C5H3ClO2S Molecular Weight: 162.59 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:{231} 3-Chlorothiophene-2-carboxylic acid | 59337-89-2 is useful as reference Impurity standard.
-
Free
Product Name : {230} 9-Acetylanthracene | 784-04-3
Code: JC-BB319 CAS: 784-04-3 Chemical Formula:C16H12O Molecular Weight:220.27 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:{230} 9-Acetylanthracene | 784-04-3 is useful as reference Impurity standard.
-
Free
Product Name : {227} 2,2-(Piperazine-1, 4-diyl)diethanol ; 1,4-Bis(2-hydroxyethyl)piperazine ;1,4-Piperazinediethanol|122-96-3
Code: JC-BB318 CAS: 122-96-3 Chemical Formula: C8H18N2O2 Molecular Weight: 174.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:{227} 2,2-(Piperazine-1, 4-diyl)diethanol ; 1,4-Bis(2-hydroxyethyl)piperazine ;1,4-Piperazinediethanol|122-96-3 is useful as reference Impurity standard.
-
Free
Product Name : Benzhydrol ; Diphenylcarbinol Diphenylmethanol | 91-01-0
Code: JC-BB317 CAS: 91-01-0 Chemical Formula:C13H12O Molecular Weight: 184.24 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Benzhydrol ; Diphenylcarbinol Diphenylmethanol | 91-01-0 is useful as reference Impurity standard.
-
Free
Product Name : Benzphenone ; Diphenylmethanone; Adjutan 6016; BLS 531; Benzoylbenzene; Darocur BP; Diphenyl Ketone; Kayacure BP; Kayacure BP 100; Lowlite 24; NSC 8077; Phenyl Ketone; Runtecure 1020; Speedcure BP; α-Oxodiphenylmethane; α-Oxoditane; Diphenhydramine EP Impurity E | 119-61-9
Code: JC-BB316 CAS: 119-61-9 Chemical Formula: C₁₃H₁₀O Molecular Weight: 182.22 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Benzphenone ; Diphenylmethanone; Adjutan 6016; BLS 531; Benzoylbenzene; Darocur BP; Diphenyl Ketone; Kayacure BP; Kayacure BP 100; Lowlite 24; NSC 8077; Phenyl Ketone; Runtecure 1020; Speedcure BP; α-Oxodiphenylmethane; α-Oxoditane; Diphenhydramine EP Impurity E | 119-61-9 is useful as reference Impurity standard.
-
Free
Product Name : 2-Amino-5-chlorobenzo phenone ; 4-Chloro-2-benzoylaniline| 719-59-5
Code: JC-BB314 CAS: 719-59-5 Chemical Formula:C13H10ClNO Molecular Weight: 231.68 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Amino-5-chlorobenzo phenone ; 4-Chloro-2-benzoylaniline| 719-59-5 is useful as reference Impurity standard. 
-
Free
Product Name : 2,7-Dihydroxynapthalene ; 2,7-Naphthalenediol | 582-17-2
Code: JC-BB313 CAS: 582-17-2 Chemical Formula:C10H8O2 Molecular Weight: 160.17 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2,7-Dihydroxynapthalene ; 2,7-Naphthalenediol | 582-17-2 is useful as reference Impurity standard.
-
Free
Product Name : Isobutyramide ; 2-Methylpropionamide | 563-83-7
Code: JC-BB12 CAS: 563-83-7 Chemical Formula:C4H9NO Molecular Weight: 87.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:Isobutyramide ; 2-Methylpropionamide | 563-83-7 is useful as reference Impurity standard.
-
Free
Product Name : 232} 2-fluoro Trifluoromethyl | 62476-58-5
Code: JC-BB311 CAS: 62476-58-5 Chemical Formula: Molecular Weight: Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:232} 2-fluoro Trifluoromethyl | 62476-58-5 is useful as reference Impurity standard.
-
Free
Product Name : 2-Hydroxyisobutyramide; 2-Hydroxy-2-methylpropionamide;13027-88-8
Code: BB310 CAS: 13027-88-8 Chemical Formula:C4H9NO2 Molecular Weight:103.12 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:2-Hydroxyisobutyramide ; 2-Hydroxy-2-methylpropionamide | 13027-88-8 is useful as reference Impurity standard. 
-
Free
Product Name : {223} 2-Amino-4-(trifluoromethyl)benzenethiol hydrochloride ;2-Amino-4-(trifluoromethyl)thiophenol hydrochloride ;2-Thio-5-(trifluoromethyl)aniline hydrochloride| 4274-38-8
Code: JC-BB309 CAS: 4274-38-8 Chemical Formula:C7H7ClF3NS Molecular Weight: 229.65 Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities Literature: Application:{223} 2-Amino-4-(trifluoromethyl)benzenethiol hydrochloride ;2-Amino-4-(trifluoromethyl)thiophenol hydrochloride 2-Thio-5-(trifluoromethyl)aniline hydrochloride| 4274-38-8 is useful as reference Impurity standard.
