Alias：(6R,7R)-7-Amino-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;Hydroxymethyl-7-ACA;Hydroxymethyl-7-Aminocephalosporanic acid;(6R-trans)-7-amino-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;DACA;Intermediate of cefoselis Sulfate (7-Amino-3-(hydroxymethyl)-3-cephem-4-carboxylic acid );7-(Phenylacetylamino)deacetylcephalosporanic acid;7-ADACA;(6R-trans)-7-Amino-3-(hydroxymethyl)-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-amino-3-(hydroxymethyl)-8-oxo-, (6R,7R)-;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 7-amino-3-(hydroxymethyl)-8-oxo-, (6R,7R...;7-ACA-D-7ACA;7-amino-3-(hydroxymethyl)-8-oxo-5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;7-Amino-deacetylcephalosporanic Acid;C8H10N2O4S;D-7-ACA;2,6;2,7-ADA;7-ACA Impurity D;(6R,7R)-7-Amino-3-hydroxymethylceph-3-em-4-carboxylic acid;3-Hydroxymethyl-7-aminoceph-3-em-4-carboxylic acid;7-Amino-3-hydroxymethyl-3-cephem-4-carboxylic acid;Deacetyl-7-aminocephalosporanic Acid;57NLN1Y39I;AK117256;BQIMPGFMMOZASS-CLZZGJSISA-N;A