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| API | Name | CAS.NO | Remark |
|---|---|---|---|
| Intermediate | 5-Chlorovaleryl chloride | 1575-61-7 |  |
| Intermediate | Ethyl tetrazole-5-carboxylate | 55408-10-1 |  |
| Intermediate | 4-Ethoxybenzoic acid | 619-86-3 |  |
| Intermediate | (S)-2-(1-aMinopropyl)-5-fluoro-3-phenylquinazolin-4(3H)-one | 870281-86-0 |  |
| Intermediate | (S)-(+)-4-Phenyl-2-oxazolidinone | 99395-88-7 |  |
| Intermediate | (S)-4-Benzyl-2-oxazolidinone | 90719-32-7 |  |
| Intermediate | (R)-(-)-4-Phenyl-2-oxazolidinone | 90319-52-1 |  |
| Intermediate | (R)-4-Benzyl-2-oxazolidinone | 102029-44-7 |  |
| Intermediate | (R)-3-HYDROXYMETHYL-PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER | 278788-66-2 |  |
| 1-Acetyl-2-imidazolidinone | N-乙酰基-2-咪唑烷酮 | 5391-39-9 |  |
