2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde

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Names

[ CAS No. ]:
211235-87-9

[ Name ]:
2,3-Dihydrothieno[3,4-b][1,4]dioxine-5,7-dicarbaldehyde

[Synonym ]:
3,4-ethylenedioxythiophene-2,5-dicarbaldehyde
3,4-ethylenedioxy-2,5-thiophenedicarbaldehyde
3,4-ethylenedioxythiophene-2,5-dicarboxaldehyde
2,3-dihydrothieno-[3,4-b][1,4]dioxine-5,7-dicarbaldehyde
2,3-DICHLORO-4-(ETHYLSULFONYL)-BENZENECARBOXYLIC ACID

Chemical & Physical Properties

[ Density]:
1.511g/cm3

[ Boiling Point ]:
403.4ºC at 760 mmHg

[ Molecular Formula ]:
C8H6O4S

[ Molecular Weight ]:
198.19600

[ Flash Point ]:
197.8ºC

[ Exact Mass ]:
197.99900

[ PSA ]:
80.84000

[ LogP ]:
1.14430

[ Vapour Pressure ]:
1.02E-06mmHg at 25°C

[ Index of Refraction ]:
1.668

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • N,N-Dimethylformamide
  • 3,4-Ethylenedioxythiophene
  • 2,5-di(hydroxymethyl)-3,4-ethylenedioxythiophene

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%