Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (E)-ETHYL 2-OXO-4-(THIOPHEN-2-YL)BUT-3-ENOATE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

145784-34-5

145784-34-5 structure

145784-34-5 structure

Name: (E)-ETHYL 2-OXO-4-(THIOPHEN-2-YL)BUT-3-ENOATE
Chemical Name: ethyl 2-oxo-4-thiophen-2-ylbut-3-enoate
CAS Number: 145784-34-5
Molecular Formula: C₁₀H₁₀O₃S
Molecular Weight: 210.25000
Create Date: 2016-07-25 23:12:46
Modify Date: 2025-08-28 12:52:55

Name	ethyl 2-oxo-4-thiophen-2-ylbut-3-enoate
Synonyms	(E)-ETHYL 2-OXO-4-(THIOPHEN-2-YL)BUT-3-ENOATE ethyl 2-oxo-4-(2-thienyl)-3-butenoate ethyl (3E)-4-(thiophen-2-yl)-2-oxobut-3-enoate 2-oxo-4-thiophen-2-yl-but-3-enoic acid ethyl ester

Density	1.237g/cm3
Boiling Point	326.999ºC at 760 mmHg
Molecular Formula	C₁₀H₁₀O₃S
Molecular Weight	210.25000
Flash Point	151.564ºC
Exact Mass	210.03500
PSA	71.61000
LogP	1.89350
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.576

64-17-5 structure

64-17-5

42393-10-2 structure

42393-10-2

~92%

145784-34-5 structure

145784-34-5

Literature: Vaijayanthi; Chadha, Anju Tetrahedron Asymmetry, 2007 , vol. 18, # 9 p. 1077 - 1084

98-03-3 structure

98-03-3

617-35-6 structure

617-35-6

~26%

145784-34-5 structure

145784-34-5

Literature: Dujardin; Leconte; Benard; Brown Synlett, 2001 , # 1 p. 147 - 149

98-03-3 structure

98-03-3

~%

145784-34-5 structure

145784-34-5

Literature: Vaijayanthi; Chadha, Anju Tetrahedron Asymmetry, 2007 , vol. 18, # 9 p. 1077 - 1084

Precursor 4
64-17-5 42393-10-2 98-03-3 617-35-6
DownStream 0

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