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Substance Name: Pyridostigmine
RN: 155-97-5
UNII: 19QM69HH21
InChIKey: RVOLLAQWKVFTGE-UHFFFAOYSA-N

Classification Code

  • Antiviral (COVID-19)

Molecular Formula

  • C9-H13-N2-O2

Molecular Weight

  • 181.2137
 
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Names and Synonyms

Name of Substance

  • Pyridostigmine

Synonyms

  • 3-(((Dimethylamino)carbonyl)oxy)-1-methylpyridinium
  • 5-21-02-00078 (Beilstein Handbook Reference)
  • BRN 1428269
  • Pyridostigmine
  • Pyridostigminum
  • UNII-19QM69HH21

Systematic Names

  • Pyridinium, 3-(((dimethylamino)carbonyl)oxy)-1-methyl- (9CI)
  • Pyridinium, 3-hydroxy-1-methyl-, dimethylcarbamate (ester)

Registry Numbers

CAS Registry Number

  • 155-97-5

FDA UNII

  • 19QM69HH21

System Generated Number

  • 0000155975

Structure Descriptors

InChI

InChI=1S/C9H13N2O2/c1-10(2)9(12)13-8-5-4-6-11(3)7-8/h4-7H,1-3H3/q+1

InChIKey

RVOLLAQWKVFTGE-UHFFFAOYSA-N

Smiles

CN(C)C(=O)Oc1ccc[n+](C)c1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intramuscular 1867ug/kg (1.867mg/kg)   Journal of Medicinal Chemistry. Vol. 33, Pg. 577, 1990.
mouse LD50 intraperitoneal 2700ug/kg (2.7mg/kg)   Fundamental and Applied Toxicology. Vol. 1, Pg. 217, 1981.
mouse LD50 subcutaneous 3300ug/kg (3.3mg/kg)   Acta Pharmacologica et Toxicologica. Vol. 45, Pg. 9, 1979.
rabbit LD50 intramuscular 2800ug/kg (2.8mg/kg)   Drug and Chemical Toxicology. Vol. 3, Pg. 319, 1980.
rabbit LD50 oral 53900ug/kg (53.9mg/kg)   Drug and Chemical Toxicology. Vol. 3, Pg. 319, 1980.
rat LD50 intramuscular 2790ug/kg (2.79mg/kg)   Drug and Chemical Toxicology. Vol. 1, Pg. 355, 1978.