bis(2-thienyl) ketone

Names

[ CAS No. ]:
704-38-1

[ Name ]:
bis(2-thienyl) ketone

[Synonym ]:
MFCD00052096
dithiophen-2-ylmethanone
Bis(thien-2-yl)methanone
Tiotropium Bromide Impurity 6

Chemical & Physical Properties

[ Density]:
1.326g/cm3

[ Boiling Point ]:
323ºC at 760 mmHg

[ Melting Point ]:
90-94 °C(lit.)

[ Molecular Formula ]:
C₉H₆OS₂

[ Molecular Weight ]:
194.27300

[ Flash Point ]:
149.1ºC

[ Exact Mass ]:
193.98600

[ PSA ]:
73.55000

[ LogP ]:
3.04060

[ Index of Refraction ]:
1.64

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
S22-S24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

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%

Articles

Nuclear magnetic resonance and optosensing properties of di-2-thienyl ketone p-nitrophenylhydrazone (DSKNPH) in non-aqueous media.

Talanta 62(4) , 781-9, (2004)

The compound di-2-thienyl ketone p-nitrophenylhydrazone (DSKNPH) melting point 168-170 degrees C was isolated in good yield from the reaction between di-2-thienyl ketone (DSK) and p-nitrophenylhydrazi...

Photophysical properties of some thienyl ketones: an experimental and theoretical study. Becker RS, et al.

J. Phys. Chem. 99(5) , 1410-17, (1995)

Perthienyl analogues of chichibabin's hydrocarbon. A new stable, highly amphoteric multistage redox system with low oxidation potentials. Kawase T, et al.

Tetrahedron Lett. 33(37) , 5405-8, (1992)