3,4-dihydro-4-methyl-1H-2-benzopyran

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Names

[ CAS No. ]:
26164-08-9

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

[Synonym ]:
4-methylisochromane
4-Methyl-isochroman
3-methylisochroman
EINECS 247-490-4
3,4-Dihydro-4-methyl-1H-2-benzopyran

Chemical & Physical Properties

[ Density]:
1.006g/cm3

[ Boiling Point ]:
234.7ºC at 760 mmHg

[ Molecular Formula ]:
C10H12O

[ Molecular Weight ]:
148.20200

[ Flash Point ]:
91.3ºC

[ Exact Mass ]:
148.08900

[ PSA ]:
9.23000

[ LogP ]:
2.32030

[ Vapour Pressure ]:
0.0797mmHg at 25°C

[ Index of Refraction ]:
1.519

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • PhCH(Me)CH2OMOM
  • Formaldehyde
  • 2-Phenyl-1-propanol
  • allyl 2-bromobenzyl ether 95
  • (+/-)-[1-[(2-methoxyethoxy)methoxy]propan-2-yl]benzene

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • (3S,4S)-3,4-Dihydro-4,8-dihydroxy-3-methyl-1H-2-benzopyran-1-one
  • 3,4-dihydro-5-methyl-2(1H)-benzopyran
  • 3,4-dihydro-3-cyano-3-methyl-1H-2-benzopyran-1-one
  • 1-Benzyl-3,4-dihydro-1H-2-benzopyran
  • (±)-Mellein
  • 3,8-dihydroxy-3-methyl-isochroman-1-one
  • N-[5-[2-oxo-2-(tetrahydrofuran-2-ylmethylamino)ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-2-(2-thienyl)acetamide
  • N-[5-[2-(3,4-dichloroanilino)-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-2-(2-thienyl)acetamide
  • N-[5-[2-[(2-chlorophenyl)methylamino]-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-2-(2-thienyl)acetamide
  • tert-Butyl ((4-hydroxypyrrolidin-2-yl)methyl)carbamate
  • N-[5-[2-(cyclohexylamino)-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-3,4-diethoxy-benzamide
  • 2-(4-fluorophenyl)-N-[5-[2-(1-naphthylamino)-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]acetamide
  • 2-(4-fluorophenyl)-N-[5-[2-(3-methoxyanilino)-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]acetamide
  • ethyl 2-[[2-[[5-[[2-(4-fluorophenyl)acetyl]amino]-1,3,4-thiadiazol-2-yl]sulfanyl]acetyl]amino]benzoate
  • N-[5-[2-(4-acetylanilino)-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-2-(4-fluorophenyl)acetamide
  • 2-(4-fluorophenyl)-N-[5-[2-[(4-fluorophenyl)methylamino]-2-oxo-ethyl]sulfanyl-1,3,4-thiadiazol-2-yl]acetamide
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