ChemAbout
© 2026 ChemAbout
Insights|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/Pharmaceutical Intermediate/(3S,4R)-3-[(1R)-1-Hydroxyethyl]-4-[(1R)-1-methyl-3-diazo-3-(4-nitrobenzyloxycarbonyl)-2-oxopropyl]azetidin-2-one
C17H18N4O7
390.3 g/mol
Pharmaceutical Intermediate

(R)-4-Nitrobenzyl 2-diazo-4-((2R,3S)-3-((R)-1-hydroxyethyl)-4-oxoazetidin-2-yl)-3-oxopentanoate

CAS137391-68-5
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

This compound is a pharmaceutical intermediate specifically used in the manufacturing of the carbapenem antibiotic meropenem. It features a complex stereochemistry with an azetidinone ring and a diazo group, characteristic of advanced intermediates in beta-lactam synthesis.

pharmaceutical intermediate for meropenem productionlaboratory reagent for drug research

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

Sourcing or supplying this compound?

List your inventory or post a purchase request

CAS 137391-68-5

List This Product
Sign in to publish supply information
Request This Product
Submit a request without registering

Related Compounds

StrongSame Parent

(R)-4-Nitrobenzyl 2-diazo-4-((2R,3S)-3-((R)-1-hydroxyethyl)-4-oxoazetidin-2-yl)-3-oxopentanoate

CAS90822-24-5

pharmaceutical intermediate

ReferenceSame Category

Ethyl N-(tert-butoxycarbonyl)-3-oxoserinate

CAS137401-45-7

pharmaceutical intermediate

ReferenceSame Category

11-Chloro-dibenzo[b,f][1,4]thiazepine

CAS13745-86-3

pharmaceutical intermediate

ReferenceSame Category

Tert-Butyl ((1-((5-bromo-2-chloropyrimidin-4-yl)amino)cyclohexyl)methyl)carbamate

CAS1374635-87-6

pharmaceutical intermediate

ReferenceSame Category

7-(1-(((Tert-butoxycarbonyl)amino)methyl)cyclohexyl)-2-chloro-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid

CAS1374635-89-8

pharmaceutical intermediate

Identifiers
IUPAC Name

(4-nitrophenyl)methyl (4R)-2-diazo-4-[(2R,3S)-3-[(1R)-1-hydroxyethyl]-4-oxoazetidin-2-yl]-3-oxopentanoate

InChIKey

FDXUXRZSNNSUGD-NRMKKVEVSA-N

SMILES

C[C@H]([C@@H]1[C@H](NC1=O)[C@@H](C)C(=O)C(=[N+]=[N-])C(=O)OCC2=CC=C(C=C2)[N+](=O)[O-])O

Synonyms (18)
  • Etapenem lmpurity 40
  • Meropenem Impurity 13