| S. No. | Chemical Name | CAS No. | CAT No. | Structure |
|---|---|---|---|---|
| 1 | (S)-N-(4-(((2R,5R)-5-((R)-Hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Trans Vibegron | NA | VBGN-1 |  |
| 2 | (S)-N-(4-(((2R,5R)-5-((S)- Hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Diasteromer I related Vibegron | NA | VBGN-2 |  |
| 3 | (S)-N-(4-(((2S,5R)-5-((S)- Hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Diasteromer I related trans Vibegron | NA | VBGN-3 |  |
| 4 | (S)-N-(4-(((2S,5S)-5-((R)- Hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Diasteromer II related Vibegron | NA | VBGN-4 |  |
| 5 | (S)-N-(4-(((2S,5S)-5-((S)- Hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Diasteromer II related trans Vibegron | NA | VBGN-5 |  |
| 6 | (S)-N-(4-(((2R,5S)-5-((R)-hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide | NA | VBGN-6 |  |
| 7 | (1S,2S)-2-Amino-6-(4-nitrophenyl)-1-phenylhex-5- yn-1-ol Hydrochloride Undesired Enantiomer | NA | VBGN-7 |  |
| 8 | (1S,2R)-2-Amino-6-(4-nitrophenyl)-1-phenylhex-5- yn-1-ol Hydrochloride Undesired Diasteromer Diastereomer-2 | NA | VBGN-8 |  |
| 9 | (1R,2S)-2-Amino-6-(4-nitrophenyl)-1-phenylhex-5- yn-1-ol Hydrochloride Undesired Diasteromer Diastereomer-2 | NA | VBGN-9 |  |
| 10 | (1R,2R)-2-amino-6-(4-nitrophenyl)-1-phenylhex-5-yn-1-ol hydrochloride Vibegron intermediate 1 STD | 1628836-08-7 | VBGN-10 |  |
| 11 | (R)-N-(4-(((2S,5R)-5-((R)-hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide (R)-Vibegron (R)-PYA coupled Vibegron | NA | VBGN-10 |  |
| 12 | (R)-((2R,5S)-5-(4-aminobenzyl)pyrrolidin-2-yl)(phenyl)methanol Vibegron Impurity B Racemic Cis Pyrrolidinol RRS & SSR | 1295539-30-8 | VBGN-11 |  |
| 13 | (R)-((2R,5R)-5-(4-aminobenzyl)pyrrolidin-2-yl)(phenyl)methanol Racemic Trans Pyrrolidinol RRR & SSS | 1426235-11-1 | VBGN-12 |  |
| 14 | methyl 2-((tert-butoxycarbonyl)amino)-3-hydroxy-3-phenylpropanoate | 439612-08-5 | VBGN-13 |  |
| 15 | methyl (2S,3S)-2-((tert-butoxycarbonyl)amino)-3-hydroxy-3-phenylpropanoate | 136620-82-1 | VBGN-14 |  |
| 16 | methyl (2S,3R)-2-((tert-butoxycarbonyl)amino)-3-hydroxy-3-phenylpropanoate | 136620-75-2 | VBGN-15 |  |
| 17 | (S)-N-(4-(((2R,5S)-5-((R)-hydroxy(phenyl)methyl)-1-nitrosopyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide Vibegron Nitroso Impurity | NA | VBGN-16 |  |
| 18 | (R)-((R)-5-(4-nitrobenzyl)-3,4-dihydro-2H-pyrrol-2-yl)(phenyl)methanol | 1628836-09-8 | VBGN-18 |  |
| 19 | tert-butyl (1-cyanopent-4-yn-1-yl)carbamate | 1628836-07-6 | VBGN-19 |  |
| 20 | tert-butyl (R)-(1-oxo-1-phenylhex-5-yn-2-yl)carbamate | 1538628-99-7 | VBGN-20 |  |
| 21 | tert-butyl ((1R,2R)-1-hydroxy-1-phenylhex-5-yn-2-yl)carbamate | 1437235-52-3 | VBGN-21 |  |
| 22 | sodium (R)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxylate R- PYA (undesired enantiomer) | NA | VBGN-22 |  |
| 23 | sodium (R)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxylate Vibegron intermediate 2 STD | 1421271-01-3 | VBGN-23 |  |
| 24 | (S)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxylic acid | 1190392-22-3 |  | |
| 25 | (6S)-N-(4-(hydroxy((2S,5R)-5-((R)-hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide | NA | VBGN-24 |  |
| 26 | (R)-N-(4-(((2R,5S)-5-((S)-hydroxy(phenyl)methyl)pyrrolidin-2-yl)methyl)phenyl)-4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxamide | NA | VBGN-25 |  |
| 27 | 2-amino-6-(4-nitrophenyl)-1-phenylhex-5-yn-1-one hydrochloride | NA | VBGN-26 |  |
| 28 | (1R,2R,11S,12S)-2,11-diamino-1,12-diphenyldodeca-5,7-diyne-1,12-diol dihydrochloride | NA | VBGN-27 |  |
| 29 | sodium 4-oxo-4,6,7,8-tetrahydropyrrolo[1,2-a]pyrimidine-6-carboxylate Racemic PYA | NA | VBGN-28 |  |
| 30 | di-tert-butyl ((1R,2R,11S,12S)-1,12-dihydroxy-1,12-diphenyldodeca-5,7-diyne-2,11-diyl)dicarbamate HOMO coupling product in sonaghasira coupling | NA | VBGN-29 |  |
| 31 | (R)-((2R,5S)-5-(4-nitrobenzyl)pyrrolidin-2-yl)(phenyl)methanol Cis nitro pyrrolidinol | NA | VBGN-30 |  |
| 32 | (R)-((2R,5R)-5-(4-nitrobenzyl)pyrrolidin-2-yl)(phenyl)methanol Trans Nitro Pyrrolidinol | NA | VBGN-31 |  |
| 33 | tert-butyl (1-hydroxy-1-phenylhex-5-yn-2-yl)carbamate Racemic Undesired Diastereomer | NA | VBGN-32 |  |
| 34 | Desired Diastereomer Racemic | NA | VBGN-33 |  |
| 35 | Diastereomeric mixture | NA | VBGN-34 |  |
| 36 | Apixaban Impurity Apixaban chloro impurity-open chain | 1449510-64-8 | APBN-1-1 |  |
| 37 | 6-(4-(5-bromopentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide Apixaban bromo impurity-open chain | NA | APBN-1-2 |  |
| 38 | 6-(4-(5-bromopentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide Apixaban chloro impurity-open chain | NA | APBN-1-3 |  |
| 39 | methyl 6-(4-(5-chloropentanamido)phenyl)-1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate | NA | APBN-1-4 |  |
| 40 | Mirabegron impurity | 391901-45-4 | MBGN-1-1 |  |
| 41 | Mirabegron impurity | 1684453-05-1 | MBGN-1-2 |  |
| 42 | Mirabegron impurity | 1365244-63-8 | MBGN-1-3 |  |
| 43 | Mirabegron impurity | 1884645-79-7 | MBGN-1-4 |  |
| 44 | Mirabegron impurity | 1796931-48-0 | MBGN-1-5 |  |
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