Pharma Chemicals

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(1S,2R)-Bortezomib

CAS RN: 1132709-16-0

(1S,2R)-Bortezomib
Ramipril isopropyl ester – Impurity B or (2S,3aS,6aS)-1-[(2S)-2-[[(1S)-1-[(1-methylethoxy)carbonyl]-3- phenylpropyl]amino]propanoyl]octahydrocyclopenta[b]pyrrole-2-carboxylic acid

CAS RN: 295328-72-2

Ramipril isopropyl ester – Impurity B or (2S,3aS,6aS)-1-[(2S)-2-[[(1S)-1-[(1-methylethoxy)carbonyl]-3- phenylpropyl]amino]propanoyl]octahydrocyclopenta[b]pyrrole-2-carboxylic acid
Hexahydroramipril – Impurity C

CAS RN: 99742-35-5

Hexahydroramipril – Impurity C
Levofloxacin R Isomer

CAS RN: 100986-86-5

Levofloxacin R Isomer
Tadalafil EP Impurity-A  (Tadalafil Epimer)

CAS RN: 171596-27-3

Tadalafil EP Impurity-A (Tadalafil Epimer)
Tadalafil EP Impurity-B /USP-Impurity-B (ent-Tadalafil)

CAS RN: 629652-72-8

Tadalafil EP Impurity-B /USP-Impurity-B (ent-Tadalafil)
Tadalafil EP Impurity-C /USP-Impurity-C

CAS RN: 171596-28-4

Tadalafil EP Impurity-C /USP-Impurity-C
Atazanavir R,S,S,S-diastereomer

CAS RN: 1332981-14-2

Atazanavir R,S,S,S-diastereomer
Bortezomib USP Impurity G (1S,2S)-Bortezomib

CAS RN: 1132709-14-8

Bortezomib USP Impurity G (1S,2S)-Bortezomib
Omeprazole EP Impurity F and G mixture

CAS RN: 0-0-0

Omeprazole EP Impurity F and G mixture