1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one

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Names

[ CAS No. ]:
196597-78-1

[ Name ]:
1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one

[Synonym ]:
8H-Indeno[5,4-b]furan-8-one, 1,2,6,7-tetrahydro-
tetrahydroindenobfuranone
1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one
Ramelteon Impurity 5

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
334.2±42.0 °C at 760 mmHg

[ Melting Point ]:
149-151ºC

[ Molecular Formula ]:
C11H10O2

[ Molecular Weight ]:
174.196

[ Flash Point ]:
165.6±21.4 °C

[ Exact Mass ]:
174.068085

[ PSA ]:
26.30000

[ LogP ]:
2.28

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.624

[ Storage condition ]:
2~8 ℃

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2932999099

Precursor & DownStream

Precursor

  • 4,5-Dibromo-1,2,6,7-tertahydro-8H-indeno[5,4-b]furan-8-one
  • Formaldehyde
  • 1-(2,3-dihydrobenzofuran-4-yl)ethanone
  • 1-(2,3-dihydrobenzofuran-4-yl)prop-2-en-1-one
  • Coumaran
  • 2,3-Dihydro-1-benzofuran-5-carbaldehyde
  • Ethyl 3-(2,3-Dihydrobenzofuran-5-yl)propenoate
  • Ethyl 3-(2,3-Dihydrobenzofuran-5-yl)propanoate
  • Ethyl 3-(7-Bromo-2,3-dihydro-1-benzofuran-5-yl)propanoate

DownStream

  • 2-(2,6,7,8-tetrahydro-1H-cyclopenta[e][1]benzofuran-8-yl)ethanamine
  • 2-(1,6-Dihydro-2H-indeno[5,4-b]furan-8-yl)acetamide
  • (1,2,6,7,-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile
  • (E)-(1,6,7,8-Tetrahydro-2H-indeno[5,4-b]furan-8-ylidene)acetonitrile
  • Ramelteon

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

  • 4-bromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one
  • 4,5-Dibromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one
  • 4-tert-Butyl-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one
  • (1,2,6,7,-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile
  • N-[2-(1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)ethyl]propanamide
  • Ethanamine, 2-(1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)-
  • 2-(2-Methoxy-1,3-thiazol-5-yl)-2-oxoacetic acid
  • 5-chloro-N,2-dimethyl-1,3-benzothiazol-6-amine
  • 2-Acetamidobicyclo[2.2.2]octane-2-carboxylic acid
  • Ethyl spiro[bicyclo[2.2.2]octane-2,2'-oxirane]-3'-carboxylate
  • 2-(3-Ethyl-3-hydroxyazetidin-1-yl)pyridine-3-carbaldehyde
  • 7,7-Difluoro-2-azaspiro[4.4]nonan-1-one
  • rac-(3R,4S)-4-(cyclopropylmethyl)pyrrolidin-3-ol
  • 4-[2-(Methylsulfanyl)ethyl]-4H,5H,6H,7H-thieno[3,2-c]pyridine
  • Ethyl 5-amino-7-chloroimidazo[1,2-c]pyrimidine-2-carboxylate
  • Benzo[b]thiophene-5-carboxaldehyde, 3-hydroxy-6-methoxy-
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