4-(2-thienyl)but-3-en-2-one
Names
[ CAS No. ]:
874-83-9
[ Name ]:
4-(2-thienyl)but-3-en-2-one
[Synonym ]:
(3E)-4-(2-thienyl)but-3-en-2-one
1-(THIEN-2-YL)BUT-1-EN-3-ONE
4-(2-Thienyl)-3-buten-2-one
MFCD00053051
(3E)-4-(Thiophen-2-yl)but-3-en-2-one
Chemical & Physical Properties
[ Density]:
1.151 g/mL at 25 °C(lit.)
[ Boiling Point ]:
86-88 °C (1 mmHg)
[ Melting Point ]:
25-26 °C(lit.)
[ Molecular Formula ]:
C8H8OS
[ Molecular Weight ]:
152.21400
[ Flash Point ]:
230 °F
[ Exact Mass ]:
152.03000
[ PSA ]:
45.31000
[ LogP ]:
2.35030
[ Index of Refraction ]:
1.6285-1.6315
[ Storage condition ]:
2-8°C
MSDS
Safety Information
[ Hazard Codes ]:
Xi
[ Risk Phrases ]:
36/37/38
[ Safety Phrases ]:
S23-S24/25
[ WGK Germany ]:
3
[ HS Code ]:
2934999090
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%