5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-[(acetyloxy)methyl]-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-, (6R,7R)- (21593-23-7)

Identification
Name:	5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-[(acetyloxy)methyl]-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-, (6R,7R)-
Synonyms:	5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-(hydroxymethyl)-8-oxo-7-[2-(4-pyridylthio)acetamido]-, acetate (ester)(8CI); 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-8-oxo-7-[[(4-pyridinylthio)acetyl]amino]-, (6R-trans)-;7-[2-(4-Pyridylthio)acetamido]cephalosporanic acid; Cefapirin; Cefaprin;Cephapirin; Cephapirine; Cephaprin
CAS:	21593-23-7
EINECS:	244-466-5
Molecular Formula:	C17H17 N3 O6 S2
Molecular Weight:	423.49
InChI:	InChI=1/C17H17N3O6S2/c1-9(21)26-6-10-7-28-16-13(15(23)20(16)14(10)17(24)25)19-12(22)8-27-11-2-4-18-5-3-11/h2-5,13,16H,6-8H2,1H3,(H,19,22)(H,24,25)/t13-,16-/m1/s1
Molecular Structure:
Properties
Flash Point:	427.9°C
Boiling Point:	783.9°C at 760 mmHg
Density:	1.57g/cm³
Refractive index:	1.688
Appearance:	Beige Solid
Specification:	Category: Toxic Substances Toxicity classification: Cephapirin (CAS NO.21593-23-7) is low toxicity. Acute toxicity: Oral - rat LD50: 16356 mg / kg; oral - mouse LD50: 26088 mg / kg Flammable hazardous characteristics: thermal decomposition of toxic emissions of nitrogen oxides, sulfur oxide fumes Storage features: Treasury, low temperature, ventilation, dry Fire-extinguishing agent: water, carbon dioxide, foam, dry powder
Flash Point:	427.9°C
Safety Data