4,5-Methylenedithio-1,3-dithiole-2-thione

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Names

[ CAS No. ]:
70800-59-8

[ Name ]:
4,5-Methylenedithio-1,3-dithiole-2-thione

[Synonym ]:
[1,3]dithiolo[4,5-d][1,3]dithiole-5-thione

Chemical & Physical Properties

[ Density]:
1.87g/cm3

[ Boiling Point ]:
393.3ºC at 760 mmHg

[ Melting Point ]:
159ºC

[ Molecular Formula ]:
C4H2S5

[ Molecular Weight ]:
210.38400

[ Flash Point ]:
191.6ºC

[ Exact Mass ]:
209.87600

[ PSA ]:
139.17000

[ LogP ]:
3.69440

[ Index of Refraction ]:
1.974

MSDS

Click to get detail MSDS

Safety Information

[ HS Code ]:
2930909090

Synthetic Route

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Precursor & DownStream

Precursor

  • 4,5-bis-(Benzoylthio)-1,3-dithiole-2-thione
  • Diiodomethane
  • Dibromomethane
  • 4,5-dimercapto-1,3-dithiole-2-thione, sodium salt
  • 1,3-dithiole-2-thione-4,5-dithiolate(2-)

DownStream

  • 4,5-Methylenedithio-1,3-dithiol-2-one
  • BIS(METHYLENEDITHIO)TETRATHIAFULVALENE
  • 2,3,6,7-tetramethoxycarbonyl-tetrathiafulvalene
  • dimethyl 2-([1,3]dithiolo[4,5-d][1,3]dithiol-2-ylidene)-1,3-dithiole-4,5-dicarboxylate

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 4,5-dimercapto-1,3-dithiole-2-thione, sodium salt
  • 4,5-dimethyl-[1,3]dithiole-2-thione
  • 4,5-Ethylenedithio-1,3-dithiole-2-thione
  • 4,5-diphenyl-1,3-dithiole-2-thione
  • 4,5-(furoylsulfanyl)-1,3-dithiole-2-thione
  • 4,5-Bis(propylthio)-1,3-dithiole-2-thione