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ChemicalBook--->CAS DataBase List--->248-70-4

248-70-4

248-70-4 Structure

248-70-4 Structure
IdentificationBack Directory
[Name]

Benzo[b]benzo[4,5]thieno[2,3-d]thiophene
[CAS]

248-70-4
[Synonyms]

benzthieno[3,2-b]benzothiophene
[1]benzothiolo[3,2-b][1]benzothiole
Benzo[b]benzo[4,5]thieno[2,3-d]thiophene
[Molecular Formula]

C14H8S2
[MDL Number]

MFCD02114004
[MOL File]

248-70-4.mol
[Molecular Weight]

240.343
Chemical PropertiesBack Directory
[Melting point ]

218.0 to 222.0 °C
[Boiling point ]

432.3±18.0 °C(Predicted)
[density ]

1.407±0.06 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Sealed in dry,Room Temperature
[form ]

powder to crystal
[color ]

White to Yellow to Green
[λmax]

332nm(Toluene)(lit.)
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P261-P280-P305+P351+P338
[HS Code ]

2934.99.4400
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