7-Aminocephalosporanic acid

7-氨基头孢烷酸

Also known as: 7-ACA, (6R,7R)-3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7β-aminocephalosporanic acid, 7beta-aminocephalosporanic acid, 3-Acetoxymethyl-7-aminoceph-3-em-4-oic Acid, 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 3-[(acetyloxy)methyl]-7-amino-8-oxo-, (6R,7R)-, Cefazolin EP Impurity H, Cefazolin Impurity 1, Ceftriaxone Impurity 18, Cephalothin Impurity C (7-ACA), 7β-aminocephalosporanic acid zwitterion, (6R,7R)-3-(acetyloxymethyl)-7-ammonio-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate

7-Aminocephalosporanic acid (CAS 957-68-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H12N2O5S and a molecular weight of 272.278 g/mol. It is also known as 7-ACA, (6R,7R)-3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid and 7β-aminocephalosporanic acid. Key properties include a melting point of >300 °C(lit.), a boiling point of 560.6±50.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 292.9±30.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

957-68-6

Jingsj CID

J-1106256-1

Molecular Formula

C₁₀H₁₂N₂O₅S

Chinese Name

7-氨基头孢烷酸

Molecular Weight

272.278 g/mol

Category

Organic Acids

Last updated

8/21/2026