Synonyms 

7-Amino-3-methyl-3-cephem-4-carboxylic acid;
(6R,7R)-7-amino-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

Appearance

A white or almost white crystalline powder  

CAS No.

22252-43-3

Packing

25kgs/Drum

Molecular Formula

C₈H₁₀N₂O₃S

Molecular Weight

214.24

Chemical Structure

Usage

7-ADCA is produced from penicillin potassium salt, it is an important intermediate compound for production of the semi-synthetic cephalosperin antibiotics such as cefradine and cefalexin

Specification

Loss on drying ≤0.5%
Water≤ 0.3%
Specific rotation +150°~+170°
Assay ≥98.0%

Standard

In house specification

Capacity

1800tons/year

Storage

Store in an tight container, protected from humidity