2,5-dimethyl-2,4-hexadienedioic acid

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Names

[ CAS No. ]:
20514-41-4

[ Name ]:
2,5-dimethyl-2,4-hexadienedioic acid

[Synonym ]:
2,5-Dimethyl-2,4-hexadienedioic acid
MFCD00014000

Chemical & Physical Properties

[ Density]:
1.245g/cm3

[ Boiling Point ]:
351ºC at 760mmHg

[ Melting Point ]:
220-222ºC

[ Molecular Formula ]:
C8H10O4

[ Molecular Weight ]:
170.16300

[ Flash Point ]:
180.3ºC

[ Exact Mass ]:
170.05800

[ PSA ]:
74.60000

[ LogP ]:
1.04820

[ Vapour Pressure ]:
7.25E-06mmHg at 25°C

[ Index of Refraction ]:
1.527

Safety Information

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ HS Code ]:
2917190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,5-dimethyl-hexa-2t,4t-dienedinitrile
  • 2,5-dihydroxy-2,5-dimethyl-adipic acid
  • Acetonylacetone
  • 1,5-dimethyl-3-oxabicyclo[3.2.0]hept-6-ene-2,4-dione
  • 2,5-dihydroxy-2,5-dimethyl-adipic acid dimethyl ester

DownStream

Customs

[ HS Code ]: 2917190090

[ Summary ]:
2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Related Compounds

  • 2,5-dimethyl-[1,2,4,5]tetrazinane-1,4-dicarboxylic acid dimethyl ester
  • 2,5-dimethyl-[1,2,4,5]tetrazinane-1,4-dicarboxylic acid diethyl ester
  • 2,5-dimethyl-1H-imidazole-4-carbodithioic acid
  • 2,5-dimethoxyhexa-2,4-dienedioic acid
  • 2,5-diphenylhexa-2,4-dienedioic acid
  • 2,5-Dimethyl-6-oxo-2,4-cyclohexadienylidenediacetate