5,6-DIHYDRO-2H-PYRAN-2-ONE

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Names

[ CAS No. ]:
3393-45-1

[ Name ]:
5,6-DIHYDRO-2H-PYRAN-2-ONE

[Synonym ]:
5,6-DIHYDRO-2H-PYRAN-2-ONE
5,6-Dihydro-pyran-2-one
5,6-dihydro-2-pyranone
2H-Pyran-2-one, 5,6-dihydro-
MFCD00010439
2H-Pyran-2-one,5,6-dihydro
5,5-dihydro-2-pyrone

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
233.7±19.0 °C at 760 mmHg

[ Molecular Formula ]:
C5H6O2

[ Molecular Weight ]:
98.100

[ Flash Point ]:
46.1±0.0 °C

[ Exact Mass ]:
98.036781

[ PSA ]:
26.30000

[ LogP ]:
-0.08

[ Vapour Pressure ]:
0.1±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.471

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
F+

[ Risk Phrases ]:
R10

[ Safety Phrases ]:
S23-S24/25

[ RIDADR ]:
UN 1224 3/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,6-dihydro-2H-pyran
  • 3,4-DIHYDRO-6-(TRIMETHYLSILYLOXY)-2H-PYRAN
  • 3-(phenylsulfinyl)tetrahydro-2H-pyran-2-one
  • but-3-enyl acrylate
  • 3,4-Dihydro-2H-pyran
  • tert-Butyl Hydroperoxide
  • delta-Valerolactone
  • 2-(tert.butylperoxy)-3,4-dihydropyran

DownStream

  • delta-Valerolactone
  • alpha-pyrone
  • 2H-PYRAN-2-ONE, 5-BROMO-
  • 2H-PYRAN-2-ONE, 3-BROMO-
  • 3-(2,6-dichlorophenyl)-4,5-dihydropyrano[4,3-d][1,2]oxazol-7-one
  • 2H-PYRAN-2-ONE, 3-BROMO-5,6-DIHYDRO-
  • Pyrano[3,4-c]pyrrole-1-carboxaldehyde, 2,4,6,7-tetrahydro-4-oxo- (9CI)
  • 5-butyl-2,3-dihydropyran-6-one
  • (4S)-4-(4-chlorophenyl)oxan-2-one
  • 6,7-DIHYDROPYRANO[3,4-C]PYRROL-4(2H)-ONE

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

  • 5,6-dihydro-2H-pyran-2-one
  • 4-iodo-5,6-dihydro-2H-pyran-2-one
  • 6-BUTYL-5,6-DIHYDRO-2H-PYRAN-2-ONE
  • 5-bromo-5,6-dihydro-2H-pyran-2-one
  • 4-butyl-5,6-dihydro-2H-pyran-2-one
  • 3-bromo-5,6-dihydro-2H-pyran-2-one
  • 2,6,7-Trimethyl-3-piperazin-1-ylquinoxaline
  • 6,7-Dichloro-3-(2-thienyl)-2-quinoxalinamine
  • 1-(3-Cyanobenzyl)-3-methyl-1H-pyrazole-5-carboxylic acid
  • 2-[1-(3,4-Dimethoxy-benzyl)-6-methoxy-7-isopropoxy-3,4-dihydro-1H-isoquinolin-2-yl]-N-benzyl-acetamide
  • Methyl 1-(3-cyanophenyl)-1H-imidazole-2-carboxylate
  • methyl 1-(3-cyanophenyl)-1H-imidazole-5-carboxylate
  • 3-chloro-N-(1,1-dioxidotetrahydrothiophen-3-yl)-4-methoxy-N-[(3-methylthiophen-2-yl)methyl]benzamide
  • 5-Methoxy-6-iodo-1-indanone
  • 2(3H)-Benzothiazolimine, 6-methoxy-3-methyl-, hydrochloride (1:1)
  • N-(4-(2,5-dichlorophenyl)thiazol-2-yl)-3-tosylpropanamide
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