| S.NO |
CAS NUMBER |
TYPICAL NAME |
IUPAC NAME |
| 1 |
713-57-5 |
1,4-Benzenedicarboxylic Acid, Monoethyl Ester |
4-(Ethoxycarbonyl)benzoic acid |
| 2 |
1451153-83-5 |
(1-(tert-Butoxycarbonyl)-1,2,5,6-tetrahydropyridin-3-yl)boronic acid |
(1-(tert-Butoxycarbonyl)-1,2,5,6-tetrahydropyridin-3-yl)boronic acid |
| 3 |
539-30-0 |
(Ethoxymethyl)Benzene |
(Ethoxymethyl)Benzene |
| 4 |
1251732-64-5 |
tert-Butyl (4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-en-1-yl)carbamate |
tert-Butyl (4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-en-1-yl)carbamate |
| 5 |
958451-91-7 |
(5-(Trifluoromethyl)thiophen-2-yl)boronic acid |
(5-(Trifluoromethyl)thiophen-2-yl)boronic acid |
| 6 |
849069-49-4 |
4-((tert-Butoxycarbonyl)amino)cyclohex-1-en-1-yl trifluoromethanesulfonate |
4-((tert-Butoxycarbonyl)amino)cyclohex-1-en-1-yl trifluoromethanesulfonate |
| 7 |
121660-37-5 |
2-Cyclopropyl-4-(4-fluorophenyl)quinoline-3-carbaldehyde |
4-(4-Fluorophenyl) quinoline-3-carbaldehyde |
| 8 |
16285-82-8 |
Trimethoprim EP Impurity-F |
5-(3-Bromo-4,5-dimethoxybenzyl)pyrimidine-2,4-diamine |
| 9 |
1198090-73-1 |
Carvedilol Impurity-A |
Complex carbazole derivative |
| 10 |
72955-94-3 |
Carvedilol Impurity-C |
(2RS)-1-[Benzyl...carbazole derivative] |
| 11 |
1391052-16-6 |
Carvedilol Impurity-D |
1-((9H-Carbazol-4-yl)oxy)-3-(4-(2-hydroxy-3-((2-(2-methoxyphenoxy)ethyl)amino)propoxy)-9H-carbazol-9-yl)propan-2-ol |
| 12 |
254452-96-5 |
Pitavastatin (3R,5R) Calcium salt |
Calcium (3R,5R,6E)-7-[2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl]-3,5-dihydroxy-6-heptenoate |
| 13 |
254452-92-1 |
Pitavastatin (3S,5S) Calcium salt |
Calcium (3S,5S,E)-7-(2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3,5-dihydroxyhept-6-enoate |
| 14 |
1808268-53-2 |
N-Fmoc-7-methyl-L-tryptophan |
(2S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-3-(7-methyl-1H-indol-3-yl)propanoic acid |
| 15 |
205526-24-5 |
Fmoc-3,5-difluoro-L-phenylalanine |
(2S)-3-(3,5-difluorophenyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid |
| 16 |
51997-51-4 |
Carvedilol USP Related Compound D |
4-(Oxiran-2-ylmethoxy)-9H-carbazole |
| 17 |
162012-69-3 |
Afatinib Impurity 33 |
7-fluoro-6-nitroquinazolin-4(3H)-one |
| 18 |
2413212-21-0 |
Afatinib Impurity 14 |
(S)-N-(4-((3-chloro-4-fluorophenyl)amino)-7-(((R)-tetrahydrofuran-3-yl)oxy)quinazolin-6-yl)-4-(dimethylamino)-3-hydroxybutanamide |
| 19 |
NA |
(S)-2-Cyclobutylmethyl-1-(4-hydroxybenzyl)-octahydroisoquinoline-4a,8a-diol |
(S)-2-Cyclobutylmethyl-1-(4-hydroxybenzyl)-octahydroisoquinoline-4a,8a-diol |
| 20 |
1198090-71-9 |
Carvedilol Impurity 14 |
4-(Oxiran-2-ylmethoxy)-9-(Oxiran-2-ylmethyl)-9H-carbazole |
| 21 |
312753-70-1 |
2-Amino-(5,6-diethyl)-indane |
5,6-Diethyl-2,3-dihydro-1H-inden-2-amine |
| 22 |
121660-37-5 |
2-Cyclopropyl-4-(4-fluorophenyl)quinoline-3-carbaldehyde |
2-Cyclopropyl-4-(4-fluorophenyl)quinoline-3-carbaldehyde |
| 23 |
143469-22-1 |
2-Bromo-5-(trifluoromethyl)thiophene |
2-Bromo-5-(trifluoromethyl)thiophene |
| 24 |
40473-07-2 |
2-Bromo-6-methoxypyridine |
2-Bromo-6-methoxypyridine |
| 25 |
2197414-57-4 |
5-Amino-4-(4-amino-1-oxoisoindolin-2-yl)-5-oxopentanoic acid |
5-Amino-4-(4-amino-1-oxoisoindolin-2-yl)-5-oxopentanoic acid |
| 26 |
114094-45-0 |
γ-methylaminobutyraldehyde, diethyl acetal |
4,4-diethoxy-N-methylbutan-1-amine |
| 27 |
334981-10-1 |
4-((pyrrolidin-1-ylsulfonyl)methyl)aniline |
4-((pyrrolidin-1-ylsulfonyl)methyl)aniline |
| 28 |
764667-64-3 |
5-[1-hydroxy-2-(2,5-trifluorophenyl)ethylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione |
5-(1-hydroxy-2-(2,4,5-trifluorophenyl)ethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione |
| 29 |
764667-65-4 |
1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butane-1,3-dione |
Same as typical |
| 30 |
767340-03-4 |
Sitagliptin Enamine Impurity |
(Z)-3-amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)but-2-en-1-one |
| 31 |
406938-39-4 |
(3R)-1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid |
(3R)-1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic acid |
| 32 |
171596-29-5 |
Tadalafil |
(6R,12aR)-6-(benzo[d][1,3]dioxol-5-yl)-2-methyl-2,3,12,12a-tetrahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione |
| 33 |
24623-24-3 |
6-nitroindan-1-one |
6-nitro-2,3-dihydro-1H-inden-1-one |
| 34 |
16499-57-3 |
7-fluoro-4-quinazolone |
7-fluoroquinazolin-4(3H)-one |
| 35 |
162012-67-1 |
N-(3-chloro-4-fluorophenyl)-7-fluoro-6-nitroquinazolin-4-amine |
N-(3-chloro-4-fluorophenyl)-7-fluoro-6-nitroquinazolin-4-amine |
| 36 |
402855-03-2 |
4,6-quinazolinediamine derivative |
(R)-N4-(3-chloro-4-fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine |
| 37 |
5153-68-4 |
(E)-1-methyl-4-(2-nitrovinyl)benzene |
(E)-1-methyl-4-(2-nitrovinyl)benzene |
| 38 |
89464-32-4 |
ethyl prop-2-yn-1-ylcarbamate |
ethyl prop-2-yn-1-ylcarbamate |
| 39 |
25193-95-7 |
pyrimidin-5-ylmethanol |
pyrimidin-5-ylmethanol |
| 40 |
101346-02-5 |
5-(chloromethyl)pyrimidine |
5-(chloromethyl)pyrimidine |
| 41 |
147740-04-3 |
ethyl 1H-pyrrolo[3,4-c]pyridine-2(3H)-carboxylate |
ethyl 1H-pyrrolo[3,4-c]pyridine-2(3H)-carboxylate |
| 42 |
6000-50-6 |
2,3-dihydro-1H-pyrrolo[3,4-c]pyridine |
2,3-dihydro-1H-pyrrolo[3,4-c]pyridine |
| 43 |
4185-79-9 |
2-bromo-1,3-dinitrobenzene |
2-bromo-1,3-dinitrobenzene |
| 44 |
35757-20-1 |
2-bromo-3-nitroaniline |
2-bromo-3-nitroaniline |
| 45 |
32337-95-4 |
2-bromo-1-iodo-3-nitrobenzene |
2-bromo-1-iodo-3-nitrobenzene |
| 46 |
486460-32-6 |
(R)-3-amino-1-(triazolo derivative) |
(R)-3-amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one |
| 47 |
59382-59-1 |
methyl 2-methyl-3-nitrobenzoate |
methyl 2-methyl-3-nitrobenzoate |
| 48 |
98475-07-1 |
methyl 2-(bromomethyl)-3-nitrobenzoate |
methyl 2-(bromomethyl)-3-nitrobenzoate |
| 49 |
827026-45-9 |
3-(4-nitro-1-oxoisoindolin-2-yl)piperidine-2,6-dione |
3-(4-nitro-1-oxoisoindolin-2-yl)piperidine-2,6-dione |
| 50 |
191732-72-6 |
3-(4-amino-1-oxoisoindolin-2-yl)piperidine-2,6-dione |
3-(4-amino-1-oxoisoindolin-2-yl)piperidine-2,6-dione |
| 51 |
85535-45-1 |
5-amino-2-((tert-butoxycarbonyl)amino)-5-oxopentanoic acid |
5-amino-2-((tert-butoxycarbonyl)amino)-5-oxopentanoic acid |
| 52 |
31140-42-8 |
tert-butyl (2,6-dioxopiperidin-3-yl)carbamate |
tert-butyl (2,6-dioxopiperidin-3-yl)carbamate |
| 53 |
2353-44-8 |
3-aminopiperidine-2,6-dione |
3-aminopiperidine-2,6-dione |
| 54 |
827026-43-7 |
dimethyl 2-(4-nitro-1-oxoisoindolin-2-yl)pentanedioate |
dimethyl 2-(4-nitro-1-oxoisoindolin-2-yl)pentanedioate |
| 55 |
366452-98-4 |
4-aminoisoindolin-1-one |
4-aminoisoindolin-1-one |
| 56 |
295357-66-3 |
2-(4-amino-1-oxoisoindolin-2-yl)pentanedioic acid |
2-(4-amino-1-oxoisoindolin-2-yl)pentanedioic acid |
| 57 |
1198299-72-7 |
5-amino-4-(4-nitro-1-oxoisoindolin-2-yl)-5-oxopentanoic acid |
5-amino-4-(4-nitro-1-oxoisoindolin-2-yl)-5-oxopentanoic acid |
| 58 |
943789-98-8 |
5,6-dibromo-2-indanone |
5,6-dibromo-1,3-dihydro-2H-inden-2-one |
| 59 |
636-09-9 |
diethyl terephthalate |
diethyl benzene-1,4-dicarboxylate |
| 60 |
55-18-5 |
N-nitrosodiethylamine |
N-ethyl-N-nitrosoethanamine |
| 61 |
601-77-4 |
N-nitroso-di-isopropylamine |
N-(1-methylethyl)-N-nitroso-2-propanamine |
| 62 |
621-64-7 |
N-nitrosodipropylamine |
1-propanamine, N-nitroso-N-propyl |
| 63 |
924-16-3 |
N-nitrosodibutylamine |
N-butyl-N-nitroso-1-butanamine |
| 64 |
614-00-6 |
N-nitroso-N-methylaniline |
N-nitroso-N-methylaniline |
| 65 |
930-55-2 |
N-nitrosopyrrolidine |
1-nitrosopyrrolidine |
| 66 |
100-75-4 |
N-nitrosopiperidine |
1-nitrosopiperidine |
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