3,6-DIMETHYL-4-HYDROXY-2-PYRONE

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Names

[ CAS No. ]:
5192-62-1

[ Name ]:
3,6-DIMETHYL-4-HYDROXY-2-PYRONE

[Synonym ]:
3,6-dimethyl-4-hydroxy-2H-pyran-2-one
4-hydroxy-3,6-dimethyl-2H-pyran-2-one
Methyl triacetic lactone
2-hydroxy-3,6-dimethyl-4h-pyran-4-one
4-Hydroxy-3,6-dimethyl-2H-pyran-2-on
2H-Pyran-2-one,4-hydroxy-3,6-dimethyl
HDMPO
4-hydroxy-3,6-dimethyl-pyran-2-one
3,6-Dimethyl-4-hydroxy-2-pyrone
MFCD00090424

Chemical & Physical Properties

[ Density]:
1.256g/cm3

[ Boiling Point ]:
284ºC at 760mmHg

[ Melting Point ]:
209-211ºC

[ Molecular Formula ]:
C7H8O3

[ Molecular Weight ]:
140.13700

[ Flash Point ]:
121.7ºC

[ Exact Mass ]:
140.04700

[ PSA ]:
50.44000

[ LogP ]:
0.96220

[ Index of Refraction ]:
1.54

Safety Information

[ HS Code ]:
2914400090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-(anilinomethylene)-6-methylpyran-2,4-dione
  • 2-Methyl-3,5-dioxohexansaeure-methylester
  • triacetate lactone
  • 2-methylpropanedioyl dichloride
  • 2-methyoxypropene

DownStream

  • 4-methoxy-5-methyl-6-oxopyran-2-carbaldehyde

Customs

[ HS Code ]: 2914400090

[ Summary ]:
2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Related Compounds

  • 3,6-dimethyl-4-hydroxy-2-methoxybenzaldehyde
  • 5,6-dihydro-3,6-dimethyl-4-hydroxy-2H-pyran-2-one
  • N-(3-pyridyl)-1,6-dimethyl-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxamide
  • N-(quinolin-3-yl)-1,6-dimethyl-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxamide
  • N-(6-chloro-3-pyridyl)-1,6-dimethyl-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxamide
  • N-(6-chloro-3-pyridazinyl)-1,6-dimethyl-4-hydroxy-2-oxo-1,2-dihydropyridine-3-carboxamide