3,4-Dimethoxycyclohexa-2,4-diene-1,6-dione

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Names

[ CAS No. ]:
21086-65-7

[ Name ]:
3,4-Dimethoxycyclohexa-2,4-diene-1,6-dione

[Synonym ]:
3,2-dione,4,5-dimethoxy
4,5-dimethoxy-3,5-cyclohexadiene-1,2-dione
dimethoxy-4,5 benzoquinone-1,2
4,5-dimethoxy-3,5-cyclohexadien-1,2-dione
4,5-dimethoxy-1,2-benzoquinone
4,5-Dimethoxy-o-benzoquinone
4,5-dimethoxy-o-quinone
4,5-dimethoxy-1,1-benzoquinone

Chemical & Physical Properties

[ Density]:
1.24g/cm3

[ Boiling Point ]:
324.3ºC at 760mmHg

[ Melting Point ]:
226-230ºC

[ Molecular Formula ]:
C8H8O4

[ Molecular Weight ]:
168.14700

[ Flash Point ]:
146.2ºC

[ Exact Mass ]:
168.04200

[ PSA ]:
52.60000

[ LogP ]:
0.19880

[ Vapour Pressure ]:
0.000247mmHg at 25°C

[ Index of Refraction ]:
1.503

Safety Information

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
26-36/37/39

[ HS Code ]:
2914690090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Methanol
  • Phenol
  • 2-[(dimethylamino)methyl]-4,5-dimethoxyphenol
  • 4,5-DIMETHOXYBENZENE-1,2-DIOL
  • 2-benzoquinone
  • 1,2-Benzenediol
  • 3-Buten-2-ol
  • 1,2-Dimethoxybenzene
  • 2-Hydroxy-4,5-dimethoxybenzyl alcohol

DownStream

  • 4-anilino-5-methoxycyclohexa-3,5-diene-1,2-dione
  • Benzene,1,2,4,5-tetramethoxy-
  • 2,5-DIHYDROXY-1,4-BENZOQUINONE
  • Ilimaquinone
  • 2,5-dimethoxycyclohexa-2,5-diene-1,4-dione
  • 4,5-DIMETHOXYBENZENE-1,2-DIOL
  • 2,5-dimethoxybenzene-1,4-diol
  • 3-[[(1R,2S,4aS,8aS)-1,2,4a-trimethyl-5-methylidene-3,4,6,7,8,8a-hexahydro-2H-naphthalen-1-yl]methyl]-2,5-dimethoxycyclohexa-2,5-diene-1,4-dione
  • 6-hydroxy-3,4-dimethoxy-6-(3-methylbut-3-en-1-ynyl)cyclohexa-2,4-dien-1-one
  • 2,5-Cyclohexadiene-1,4-dione,2-methoxy-5-[3-(phenylmethoxy)-1-propyn-1-yl]-

Customs

[ HS Code ]: 2914690090

[ Summary ]:
2914690090 other quinones。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Related Compounds

  • 3,4-dianilinocyclohexa-2,4-diene-1,6-dione
  • 3-[2-(4-chlorophenyl)hydrazinyl]cyclohexa-2,4-diene-1,6-dione
  • 4-(4-chlorophenyl)cyclohexa-3,5-diene-1,2-diol
  • 3,4-dimorpholin-4-ylcyclohexa-2,4-diene-1,6-dione
  • 3,4-bis[(4-fluorophenyl)amino]cyclohexa-2,4-diene-1,6-dione
  • 3,4-bis[(4-methylphenyl)amino]cyclohexa-2,4-diene-1,6-dione