1,4-Naphthalenedione,5,8-dihydroxy-2-methyl-

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Names

[ CAS No. ]:
14554-09-7

[ Name ]:
1,4-Naphthalenedione,5,8-dihydroxy-2-methyl-

[Synonym ]:
5,8,-Dihydroxy-2-methyl-[1,4]naphthochinon
1,5,8-dihydroxy-2-methyl
2-methyl-naphthazarine
1,4-Naphthoquinone,5,8-dihydroxy-2-methyl
Ramentone
5,8-dihydroxy-2-methyl-1,4-naphthalenedione
Methylnaphthazarin
5,8-dihydroxy-2-methyl-[1,4]naphthoquinone
2-methyl-naphthazarin

Chemical & Physical Properties

[ Density]:
1.486g/cm3

[ Boiling Point ]:
484.3ºC at 760mmHg

[ Molecular Formula ]:
C11H8O4

[ Molecular Weight ]:
204.17900

[ Flash Point ]:
260.8ºC

[ Exact Mass ]:
204.04200

[ PSA ]:
74.60000

[ LogP ]:
1.42310

[ Vapour Pressure ]:
5.28E-10mmHg at 25°C

[ Index of Refraction ]:
1.67

Safety Information

[ HS Code ]:
2914690090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 5,8-dimethoxy-3-methyl-1,4-naphthaquinone
  • Citraconic anhydride
  • Hydroquinone
  • Plumbagin
  • 5-(acetyloxy)-1,4-Naphthalenedione
  • Maleic anhydride
  • Pyrolin
  • diacetato de 2-metilnaftazarina

DownStream

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

  • 1,4-Naphthalenedione,5,8-dihydroxy-2,3-bis[[(methylsulfonyl)oxy]methyl]-
  • 1,4-Naphthalenedione,5,8-dihydroxy-2,7-dimethoxy-
  • 1,4-Naphthalenedione, 5,8-dihydroxy-2,3-bis(hydroxymethyl)-
  • cycloalkannin
  • Dimethylacrylshikonin
  • 6,7-Dihydro-5,8-dihydroxy-6-(hydroxymethyl)-2-methoxy-7-(2-oxopropylidene)-1,4-naphthalenedione
  • 1-(3-Chloropropyl)azetidine
  • Methyl 5-[2-(2,4-dinitrophenyl)hydrazinylidene]hexanoate
  • 2-(3-Chloro-2,2-dimethylpropyl)-4-methyl-1,3-thiazole
  • 1,1a(2)-(1,4-Phenylene)bis[hexahydro-1H-azepine]
  • 8-Chloro-9H-indeno[2,1-c]pyridin-9-one
  • 3,3-Dimethyl-2,3-dihydro-1-benzofuran-5-sulfonamide
  • 5-(2-Pyrimidinyl)-1H-indole
  • (3-Aminopropyl)boronic acid hydrochloride
  • 8-Chloro-7-(chloromethyl)-1-octene
  • 4-Benzyl-2,6-dichloropyridine
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