4H-1,3-BENZOXAZIN-4-ONE, 2,3-DIHYDRO-2-METHYL-

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Names

[ CAS No. ]:
20602-57-7

[ Name ]:
4H-1,3-BENZOXAZIN-4-ONE, 2,3-DIHYDRO-2-METHYL-

[Synonym ]:
2-Methyl-3,4-dihydro-1,3-benzoxazine-4-one
2-methyl-2,3-dihydro-4H-1,3-benzoxazin-4-one
4H-1,3-BENZOXAZIN-4-ONE,2,3-DIHYDRO-2-METHYL
4-Oxo-2-methyl-5,6-benzo-1,3-oxazin
2,3-Dihydro-2-methyl-4H-1,3-benzoxazin-4-one

Chemical & Physical Properties

[ Density]:
1.166g/cm3

[ Boiling Point ]:
387.5ºC at 760 mmHg

[ Molecular Formula ]:
C9H9NO2

[ Molecular Weight ]:
163.17300

[ Flash Point ]:
188.2ºC

[ Exact Mass ]:
163.06300

[ PSA ]:
38.33000

[ LogP ]:
1.48360

[ Vapour Pressure ]:
3.28E-06mmHg at 25°C

[ Index of Refraction ]:
1.536

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DM3843200
CHEMICAL NAME :
4H-1,3-Benzoxazin-4-one, 2,3-dihydro-2-methyl-
CAS REGISTRY NUMBER :
20602-57-7
BEILSTEIN REFERENCE NO. :
0140346
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H9-N-O2
MOLECULAR WEIGHT :
163.19
WISWESSER LINE NOTATION :
T66 BO DMV CHJ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1025 mg/kg
TOXIC EFFECTS :
Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 16,502,1964

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-methyl-1,3-benzoxazin-4-one,perchloric acid
  • Salicylhydrazide
  • Acetylene
  • vinyl acetate
  • Salicylamide
  • paraldehyde

DownStream

  • Benzamide,N-acetyl-2-hydroxy-

Related Compounds

  • 2-Methyl-2,3-dihydro-1-benzofuran-4-ol
  • 4H-1,3-Benzoxazin-4-one,2,3-dihydro-2-phenyl-
  • 6-amino-2-methyl-2,3-dihydro-1,3-benzoxazin-4-one
  • 6-Chloro-2-methyl-3-phenyl-2H-1,3-benzoxazin-4(3H)-one
  • 2-(trifluoromethyl)-2,3-dihydro-1,3-benzoxazin-4-one
  • 2,3-diphenyl-2H-1,3-benzoxazin-4-one
  • 4-[(1,3-Dimethyl-1H-pyrazol-4-yl)methoxy]-3-fluorobenzenamine
  • n,n'-Bis(4-isopropylphenyl)benzidine
  • methyl (2S)-2-(4-fluorophenyl)-2-hydroxyacetate
  • 2-Acetamido-5-phenylpyrazine
  • N-[4-(3-aminophenyl)-1,3-thiazol-2-yl]propanamide
  • N-[(5-cyano-2-furyl)methyl]-N,N-diethylethanaminium bromide
  • 1,2-di-p-tolyl-6,7,8,9-tetrahydro-5H-imidazo[1,2-a]azepin-1-ium bromide
  • 2-[3-(Trifluoromethyl)phenyl]isoindolin-1-imine hydrobromide
  • 2,6-Di-tert-butyl-4-(2-(phenylamino)thiazol-4-yl)phenol hydrobromide
  • (Z)-4-((3-allyl-4-(p-tolyl)thiazol-2(3H)-ylidene)amino)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one hydrobromide
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