4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS No: 479633-63-1) is a key pharmaceutical intermediate used in the synthesis of APIs Tofacitinib citrate. This compound serves as an essential raw material in API development and synthesis. Explore detailed chemical properties, molecular data, structure information, and verified global suppliers, manufacturers, and distributors of this API intermediate on apicule.
Alternate Names: oxalylbromide, Tofacitinib Impurity 09
CAS No: 479633-63-1
PubChem CID: 44228967
Mol Formula: C13H10ClN3O2S
Mol Weight: 307.76 g/mol
Used in API: Tofacitinib citrate
IUPAC Name: 4-chloro-7-(4-methylphenyl)sulfonylpyrrolo[2,3-d]pyrimidine
API Intermediate Description: 4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[3-d]pyrimidine is a chemical compound used as an intermediate in the synthesis of important pharmaceutical drugs, particularly JAK inhibitors like tofacitinib.
![4-Chloro-7-(p-toluenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine](https://pubchem.ncbi.nlm.nih.gov/image/imgsrv.fcgi?cid=44228967&t=l)
