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Basic information

  • Name:
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-[(acetyloxy)methyl]-8-oxo-7-[[2-(2-thienyl)acetyl]amino]-, (6R,7R)-

  • Superlist Name:
  • Cephalothin
  • CAS No.:
  • 153-61-7

  • Molecular Structure:
  • Formula:
  • C16H16N2O6S2
  • Molecular Weight:
  • 396.46
  • Deleted CAS:
  • 2073-29-2
  • Synonyms:
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R,7R)- (9CI);5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,3-[(acetyloxy)methyl]-8-oxo-7-[(2-thienylacetyl)amino]-, (6R-trans)-;3-(Acetoxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid;3-Acetoxymethyl-7-(2-thienylacetamido)-3-cephem-4-carboxylic acid;7-(2-Thienylacetamido)cephalosporanic acid;7-(Thiophene-2-acetamido)cephalosporin;7-[2-(2-Thienyl)acetylamido]cephalosporanic acid;CT;Cefalotin;5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacid, 3-(hydroxymethyl)-8-oxo-7-[2-(2-thienyl)acetamido]-, acetate (ester)(8CI);
  • EINECS:
  • 205-815-7
  • Density:
  • 1.56 g/cm3
  • Melting Point:
  • 160-161 °C
  • Boiling Point:
  • 757.2 °C at 760 mmHg
  • Flash Point:
  • 411.8 °C
  • Solubility:
  • 158 mg/L in water

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Chemistry

IUPAC Name:(6R,7R)-3-(acetyloxymethyl)-8-oxo-7-[(2-thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula:C16H16N2O6S2
Molecular Weight:396.46
EINECS:205-815-7
Density:1.56 g/cm3
Melting Point:160-161 °C
Boiling Point:757.2 °C at 760 mmHg
Flash Point:411.8 °C
Water Solubility:158 mg/L
Appearance:White crystal powder
Cephalothin's(153-61-7) Synonyms: CEPHALOTHIN;(6R,7R)-3-(Acetoxymethyl)-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid;(6R,7R)-3-(Acetoxymethyl)-8-oxo-7-[2-(2-thienyl)acetylamino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Cephalothin's(153-61-7) Molecular Structure:

Toxicity Data With Reference

1.   

pic-omi 25 µg/plate

   ZMMPAO    Zentralblatt fuer Bakteriologie, Parasitenkunde, Infektionskrankh eiten und Hygiene, Abteilung 1: Originale, Reihe A: Medizinische Mikrobiologie und Parasitologie. 231 (1975),369.
2.   

ipr-rat LD50:4296 mg/kg

   ANTBAL    Antibiotiki. 26 (1)(1982),44.
3.   

scu-rat LDLo:10 g/kg

   NKRZAZ    Chemotherapy (Tokyo). 27 (Suppl 6)(1979),124.
4.   

par-rat LD50:23 mg/kg AACHAX -,863,65

5.   

ivn-mus LD50:4990 mg/kg

   NKRZAZ    Chemotherapy (Tokyo). 26 (Suppl 1)(1978),150.
6.   

ims-mus LD50:7 g/kg

   BYYADW    Byoin Yakugaku. Hospital Pharmacology. 3 (1978),220.
7.   

ice-mus LD50:81 mg/kg AACHAX -,863,65

Safety Profile

Poison by parenteral and intracerebral routes. Moderately toxic by intravenous route. Mildly toxic by subcutaneous and intraperitoneal routes. An experimental teratogen. Mutation data reported. See also ESTERS. When heated to decomposition it emits very toxic fumes of NOx and SOx.

Specification

Supplemental Satety and Health for Cephalothin's(153-61-7): Individuals w/known/suspected allergies to antibiotics should advise physician of incident that may have resulted in exposure to antibiotic treated product.
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