Cefaclor
C15H14ClN3O4S·H2O
385.82
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(aminophenylacetyl)amino]-3-chloro-8-oxo-, monohydrate, [6R-[6α,-7β(R*)]]-;
(6R,7R)-7-[(R)-2-Amino-2-phenylacetamido]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate;
3-Chloro-7-d-(2-phenylglycinamido)-3-cephem-4-carboxylic acid monohydrate
[70356-03-5] Anhydrous 367.80
[53994-73-3]
5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(aminophenylacetyl)amino]-3-chloro-8-oxo-, monohydrate, [6R-[6α,-7β(R*)]]-;
(6R,7R)-7-[(R)-2-Amino-2-phenylacetamido]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid monohydrate;
3-Chloro-7-d-(2-phenylglycinamido)-3-cephem-4-carboxylic acid monohydrate
[70356-03-5] Anhydrous 367.80
[53994-73-3]
DEFINITION
Cefaclor has a potency of NLT 950 µg/mg and NMT 1020 µg/mg of cefaclor (C15H14ClN3O4S), calculated on the anhydrous basis.