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

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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