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Substance Name: 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
RN: 86-92-0
UNII: JOR5BL098G
InChIKey: IOQOLGUXWSBWHR-UHFFFAOYSA-N

Classification Code

  • Drug / Therapeutic Agent

Molecular Formula

  • C11-H12-N2-O

Molecular Weight

  • 188.2288
 
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Names and Synonyms

Name of Substance

  • 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one

Synonyms

  • 1-(p-Tolyl)-3-methyl-5-pyrazolone
  • 2-Pyrazolin-5-one, 3-methyl-1-(4-methylphenyl)-
  • 3-Methyl-1-p-tolyl-pyrazolin-5-one
  • BRN 0610651
  • EC 201-708-4
  • EINECS 201-708-4
  • UNII-JOR5BL098G

Systematic Names

  • 2-Pyrazolin-5-one, 3-methyl-1-p-tolyl-
  • 3-Methyl-1-p-tolyl-5-pyrazolone
  • 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(4-methylphenyl)-

Registry Numbers

CAS Registry Number

  • 86-92-0

FDA UNII

  • JOR5BL098G

System Generated Number

  • 0000086920

Structure Descriptors

InChI

1S/C11H12N2O/c1-8-3-5-10(6-4-8)13-11(14)7-9(2)12-13/h3-6H,7H2,1-2H3

InChIKey

IOQOLGUXWSBWHR-UHFFFAOYSA-N

Smiles

Cc1ccc(cc1)N2C(=O)CC(=N2)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 oral 7450mg/kg (7450mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Personal Communication from LONZA Ltd., CH-4002, Basel, SwitzerlandVol. 26APR1982,