ChemicalBook > CAS DataBase List > ETHYL TRANS-4-OXO-2-BUTENOATE

ETHYL TRANS-4-OXO-2-BUTENOATE

Product Name
ETHYL TRANS-4-OXO-2-BUTENOATE
CAS No.
2960-66-9
Chemical Name
ETHYL TRANS-4-OXO-2-BUTENOATE
Synonyms
ethyl fumaraldehydate;ethyl 3-formylacrylate;Ethyl 4-oxobut-2-enoate;Minodronic Acid Impurity 24;(E)-Ethyl 4-oxobut-2-enoate;ethyl (E)-4-oxobut-2-enoate;trans-4-oxo-2-butenoate, 96%;Ethyl (2E)-4-oxo-2-butenoate;ETHYL TRANS-4-OXO-2-BUTENOATE;Ethyl trans-4-oxy-2-butenoate
CBNumber
CB7142741
Molecular Formula
C6H8O3
Formula Weight
128.13
MOL File
2960-66-9.mol
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ETHYL TRANS-4-OXO-2-BUTENOATE Property

Melting point:
-9°C
Boiling point:
184-188°C
Density 
1,063 g/cm3
refractive index 
1.4550
Flash point:
68°C
storage temp. 
Inert atmosphere,Store in freezer, under -20°C
Appearance
Colorless to light yellow Liquid
Water Solubility 
Slightly soluble in water(2.6 g/L at 25°C).
BRN 
8762336
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Safety

Risk Statements 
25-34-43
Safety Statements 
23-36/37/39-45-24/25
RIDADR 
2927
HazardClass 
8
PackingGroup 
III
HS Code 
29183000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H227Combustible liquid

H301Toxic if swalloed

H314Causes severe skin burns and eye damage

H317May cause an allergic skin reaction

H318Causes serious eye damage

Precautionary statements

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

TCI Chemical
Product number
E1576
Product name
Ethyl (E)-4-Oxobut-2-enoate
Purity
min. 98.0 %
Packaging
1G
Price
$46
Updated
2025/07/31
TCI Chemical
Product number
E1576
Product name
Ethyl (E)-4-Oxobut-2-enoate
Purity
min. 98.0 %
Packaging
5G
Price
$138
Updated
2025/07/31
TRC
Product number
E925375
Product name
Ethyltrans-4-Oxobutenoate
Packaging
10g
Price
$580
Updated
2021/12/16
Frontier Specialty Chemicals
Product number
JK154680
Product name
Ethyltrans-4-oxo-2-butenoate
Purity
96%
Packaging
100g
Price
$651
Updated
2021/12/16
Oakwood
Product number
235591
Product name
Ethyl 4-oxobut-2-enoate
Packaging
100g
Price
$490
Updated
2021/12/16
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ETHYL TRANS-4-OXO-2-BUTENOATE Chemical Properties,Usage,Production

Chemical Properties

Clear yellow-green liquid

Uses

Ethyl trans-4-oxo-2-butenoate is an intermediate used to synthesize pharmaceutically active molecules. It is also used in the asymmetric catalytic alkynylation of acetaldehyde, producing attractive synthons with broad applications, such as (+)-Tetrahydropyrenophorol.

Synthesis Reference(s)

The Journal of Organic Chemistry, 49, p. 3421, 1984 DOI: 10.1021/jo00192a047
Synthetic Communications, 18, p. 1913, 1988 DOI: 10.1080/00397918808068257
Tetrahedron Letters, 31, p. 2145, 1990 DOI: 10.1016/0040-4039(90)80094-3

ETHYL TRANS-4-OXO-2-BUTENOATE Preparation Products And Raw materials

Raw materials

Preparation Products

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ETHYL TRANS-4-OXO-2-BUTENOATE Suppliers

China 139 Germany 2 India 1 United Kingdom 1 United States 9 Global 152
Beijing Hope Pharmaceutical Co., Ltd.
Tel
010-67886402 15600038801
Email
wuhangjin@hopelife.cn
Country
China
ProdList
85
Advantage
58
J & K SCIENTIFIC LTD.
Tel
18210857532; 18210857532
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44801
Advantage
61
Beijing Ouhe Technology Co., Ltd
Tel
010-010-82967028 13522913783
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12000
Advantage
60
Jia Xing Isenchem Co.,Ltd
Tel
0573-85285100 18627885956
Fax
0573-85285100
Email
isenchem@163.com
Country
China
ProdList
9310
Advantage
66
Accela ChemBio Co.,Ltd.
Tel
021-50795510 4000665055
Fax
021-50795055
Email
sales@accelachem.com
Country
China
ProdList
11035
Advantage
64
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42934
Advantage
64
Syntechem Co.,Ltd
Tel
Fax
E-Mail Inquiry
Email
info@syntechem.com
Country
China
ProdList
12984
Advantage
57
Aemon Chemical
Tel
0086-755-86198205
Email
acinfo@aemonchem.com
Country
China
ProdList
1931
Advantage
57
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View Lastest Price from ETHYL TRANS-4-OXO-2-BUTENOATE manufacturers

Shaanxi Dideu New Materials Co. Ltd
Product
POTASSIUM LAURATE 2960-66-9
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98
Supply Ability
10000KGS
Release date
2025-11-13
Hebei Chuanghai Biotechnology Co., Ltd
Product
ETHYL TRANS-4-OXO-2-BUTENOATE 2960-66-9
Price
US $10.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2024-11-06
Zhuozhou Wenxi import and Export Co., Ltd
Product
ETHYL TRANS-4-OXO-2-BUTENOATE 2960-66-9
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-10

2960-66-9, ETHYL TRANS-4-OXO-2-BUTENOATERelated Search:

fumaraldehydic acid IMIDAZO[1,2-A]PYRIDIN-3-YL-ACETIC ACID IMidazo[1,2-a]pyridine-3-aceticacid,ethylester 2-(1,7-diazabicyclo[4.3.0]nona-2,4,6,8-tetraen-8-yl)acetic acid trans-4-Hydroxy-D-proline trans-4-Phenyl-L-proline TRANS-4-AMINO-CYCLOHEXANE CARBOXYLIC ACID HYDROCHLORIDE TRANS-4-HYDROXY-D-PROLINE HYDROCHLORIDE TRANS-1,4-CYCLOHEXANEDIMETHANOL trans-2-Aminocyclopentanol hydrochloride 2,4,6-Octatrienedioic acid, 1,8-diethyl ester TETRAETHYL ETHYLENETETRACARBOXYLATE FUMARIC ACID MONOETHYL ESTER, MAGNESIUM SALT BUTOPYRONOXYL Monoethyl fumarate Diethyl oxalacetate sodium salt Ethyl trans-3-Benzoylacrylate CYTOCHALASIN A

  • ETHYL TRANS-4-OXO-2-BUTENOATE
  • ethyl 3-formylacrylate
  • ethyl fumaraldehydate
  • Ethyl 4-oxobut-2-enoate
  • (E)-Ethyl 4-oxobut-2-enoate
  • Ethyl 3-formylacrylate~Ethyl fumaraldehydate~trans-4-Oxo-2-butenoic acid ethyl ester
  • Ethyl trans-4-oxy-2-butenoate
  • Trans-4-oxy-2-butenoic acid ethyl ester
  • trans-4-oxo-2-butenoate, 96%
  • 2-Butenoic acid, 4-oxo-, ethyl ester, (2E)-
  • Minodronic Acid Impurity 24
  • Ethyltrans-4-oxo-2-butenoate,96%
  • ethyl (E)-4-oxobut-2-enoate
  • TIANFU-CHEM - ETHYL TRANS-4-OXO-2-BUTENOATE
  • Ethyl (2E)-4-oxo-2-butenoate
  • 2960-66-9
  • 2960-66-0