Molecular Formula: C₂₂H₂₂N₆O₅S₂.H₂SO₄ 
Synonyms: Cefrom; (7R)-7-[[(2E)-2-(2-amino-1,3-thiazol-5-yl)-2-methoxyimino-acetyl]amino]-3-(2-azoniabicyclo[4.3.0]nona-2,4,10-trien-2-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; sulfuric acid; 5H-1-Pyrindinium, 1-((7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-6,7-dihydro-, (6R-(6-alpha,7-beta(Z)))-, sulfate (1:1); 5H-1-Pyrindinium, 1-((7-(((2-amino-4-thiazolyl)(methoxyimino)acetyl)amino)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-6,7-dihydro-, hydroxide, inner salt, (6R-(6alpha,7beta(Z)))-, sulfate (1:1); CPR; 5H-Cyclopenta[b]pyridinium,1-[[7-[[(2-amino- 4-thiazolyl)(methoxyimino)acetyl]amino]-2- carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct- 2-en-3-yl]methyl]-6,7-dihydro-,[6R-[6R,7a- (Z)]]-,sulfate (1:1); 1-(((6R,7R)-7-(2-(2-Amino-4-thiazolyl)glyoxylamido)-2-carboxy-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methyl)-6,7-dihydro-5H-1-pyrindinium hydroxide, inner salt, 7(sup 2)-(Z)-(O-methyloxime), sulfate (1:1); HR 810 sulfate; Cefpirome sulfate [USAN:JAN]; (6R,7R)-7-[[2-(2-amino-1,3-thiazol-4-yl)-2-methoxyimino-acetyl]amino]-3-(2-azoniabicyclo[4.3.0]nona-2,4,10-trien-2-ylmethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate; sulfuric acid; Cefrom (TN); Cefpirome sulfate (JP14/USAN); Cefpirome Sulphate (Buffered); Cefpirome Sulphate Sterile; Cefpirome;
Appearance: White or off white crystalline powder
Molecular Weight: 612.67
Melting Point: 198-202 oC
Storage Temperature: Store at 0-5°C
Usage: Cefpirome sulfate (CAS NO.98753-19-6) is used as fourth generation cephalosporin antibiotic.