2H-1-Benzopyran-2-one, 3,4-dihydro-4-methyl-

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Names

[ CAS No. ]:
18435-75-1

[ Name ]:
2H-1-Benzopyran-2-one, 3,4-dihydro-4-methyl-

[Synonym ]:
4-methyl-chroman-2-one
3,4-Dihydro-4-methylcoumarin
4-Methyl-1,2-benzodihydropyrone
2H-1-Benzopyran-2-one,3,4-dihydro-4-methyl
4-Methyldihydrocoumarin
Hydrocoumarin,4-methyl
4-methyl-3,4-dihydro-2h-chromen-2-one

Chemical & Physical Properties

[ Density]:
1.127g/cm3

[ Boiling Point ]:
231.1ºC at 760 mmHg

[ Molecular Formula ]:
C10H10O2

[ Molecular Weight ]:
162.18500

[ Flash Point ]:
87.8ºC

[ Exact Mass ]:
162.06800

[ PSA ]:
26.30000

[ LogP ]:
2.09920

[ Vapour Pressure ]:
0.0634mmHg at 25°C

[ Index of Refraction ]:
1.536

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MW5776800
CHEMICAL NAME :
Hydrocoumarin, 4-methyl-
CAS REGISTRY NUMBER :
18435-75-1
LAST UPDATED :
198806
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C10-H10-O2
MOLECULAR WEIGHT :
162.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1281 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 71,686,1951

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-Methylcumarin
  • carbon monoxide
  • 2-Isopropenylphenol
  • 3-(2-hydroxyphenyl)cyclobutanone
  • PHENYL FORMATE
  • 3-Phenylbutyric acid
  • 2-(prop-1-en-2-yl)phenyl formate
  • 3-Methylindanone
  • Ortho-Hydroxyacetophenone
  • ethyl 4-methyl-2-oxochroman-3-carboxylate

DownStream

  • 4-Methylcumarin

Related Compounds

  • 4-methyl-4-pentyl-3H-chromen-2-one
  • 2H-1-BENZOPYRAN-2-ONE, 3,4-DIHYDRO-4-(4-METHYLPHENYL)-
  • 2H-1-Benzopyran-2-one,3,4-dihydro-4,7-dimethyl-
  • 3-acetyl-4-methyl-3,4-dihydrochromen-2-one
  • 7-(diethylamino)-4-methyl-3,4-dihydrochromen-2-one
  • 8-hydroxy-4-methyl-3,4-dihydroxycoumarin
  • 3-{4-[({2-Tert-butylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine-1-carbonyl}-4,5,6,7-tetrahydro-2,1-benzoxazole
  • 1-(3,4-dihydro-2H-1-benzopyran-2-carbonyl)-4-({imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidine
  • 1-(2,3-Dihydro-1,4-benzodioxine-5-carbonyl)-4-({imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidine
  • 4-{4-[4-({Imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidine-1-carbonyl]phenyl}morpholine
  • 4-[({2-cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]-1-[(1-methyl-1H-imidazol-4-yl)sulfonyl]piperidine
  • 3-({4-[({2-Cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidin-1-yl}sulfonyl)pyridine
  • 4-({Imidazo[1,2-b]pyridazin-6-yloxy}methyl)-1-[(3-methylphenyl)methanesulfonyl]piperidine
  • 1-[4-({imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidin-1-yl]-2-(1H-indol-3-yl)ethan-1-one
  • 1-(2-Fluorobenzenesulfonyl)-4-({imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidine
  • 4-{[4-({Imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidin-1-yl]sulfonyl}benzonitrile
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