2H-1-Benzopyran-2-one,5,7-dimethyl-

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Names

[ CAS No. ]:
14002-99-4

[ Name ]:
2H-1-Benzopyran-2-one,5,7-dimethyl-

[Synonym ]:
5,7-Dimethylcoumarin
5,7-dimethyl-2H-chromen-2-one
5,7-dimethyl-2H-1-benzopyran-2-one

Chemical & Physical Properties

[ Density]:
1.164g/cm3

[ Boiling Point ]:
325.7ºC at 760mmHg

[ Molecular Formula ]:
C11H10O2

[ Molecular Weight ]:
174.19600

[ Flash Point ]:
134.4ºC

[ Exact Mass ]:
174.06800

[ PSA ]:
30.21000

[ LogP ]:
2.40980

[ Vapour Pressure ]:
0.000226mmHg at 25°C

[ Index of Refraction ]:
1.574

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,5-Dimethylphenol
  • Propiolic acidd
  • acrylic acid methyl ester
  • (±)-Malic Acid
  • 3-(2-hydroxy-4,6-dimethylphenyl)propynoic acid
  • 4,6-dimethylbenzofuran-2-carboxylic acid
  • (E)-3-(4-Methoxyphenyl)acrylic acid
  • methylpropiolate
  • 2-[(Z)-2-(benzylmethylcarbamoyl)vinyl]-3,5-dimethylphenyl acetate

DownStream

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 2H-1-Benzopyran-2-one,5,7-dimethoxy-3-(1-naphthalenylcarbonyl)-
  • 2H-1-Benzopyran-2-one,3,4,6-trichloro-5,7-dimethyl-
  • 2H-1-Benzopyran-2-one,3,6-dichloro-4-[(2-hydroxyethyl)amino]-5,7-dimethyl-
  • 2H-1-Benzopyran-2-one,6-chloro-3-ethoxy-4-[(2-hydroxyethyl)amino]-5,7-dimethyl-
  • 4-azido-5,7-dimethylchromen-2-one
  • 3-benzyl-5-hydroxy-4,7-dimethyl-2H-chromen-2-one
  • (9H-fluoren-9-yl)methyl N-(3-hydroxy-4-methylpentyl)carbamate
  • (9H-fluoren-9-yl)methyl N-(3,3-difluoro-4-hydroxybutyl)carbamate
  • 4,5-Dichloropyridine-3-sulfonyl fluoride
  • 4-fluoro-1-methyl-3-(pyrrolidin-3-yl)-1H-pyrazole
  • benzyl N-(4-bromopent-4-en-1-yl)carbamate
  • methyl 2-hydroxy-2-[(2R)-pyrrolidin-2-yl]acetate
  • (9H-fluoren-9-yl)methyl (1R,5S,7s)-7-(hydroxymethyl)-3-azabicyclo[3.3.1]nonane-3-carboxylate
  • tert-butyl N-[2-(2-cyclopropylpiperazin-1-yl)ethyl]carbamate
  • 2-(1-methyl-1H-pyrazol-4-yl)acetonitrile hydrochloride
  • 3,3-Dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one
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