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ChemicalBook >> CAS DataBase List >>4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid Structure
4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid structure
CAS No.
20972-37-6
Chemical Name:
4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid
Synonyms
(E)-4-(4-Methoxyphenyl)-4-oxo-2-butenoic Acid;2-Butenoic acid, 4-(4-methoxyphenyl)-4-oxo-, (2E)-;4-(4-methoxyphenyl)-4-oxo-2(E)-butenoic acid;(2E)-4-(4-Methoxyphenyl)-4-oxo-2-butenoic acid
CBNumber:
CB33673219
Molecular Formula:
C11H10O4
Molecular Weight:
206.19
MDL Number:
MOL File:
20972-37-6.mol
MSDS File:
SDS
Last updated:2026-05-28 05:34:14
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4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid Properties

Melting point 138-139 °C
Boiling point 389.3±42.0 °C(Predicted)
Density 1.240±0.06 g/cm3(Predicted)
pka 3.25±0.10(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Activate Scientific AS183191 (E)-4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid 95% 20972-37-6 1g $120 2026-06-04 Buy
Activate Scientific AS183191 (E)-4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid 95% 20972-37-6 5g $304 2026-06-04 Buy
Activate Scientific AS183191 (E)-4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid 95% 20972-37-6 25g $843 2026-06-04 Buy
Matrix Scientific 302567 (E)-4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid 20972-37-6 1.00g $89 2026-05-19 Buy
Matrix Scientific 302567 (E)-4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid 20972-37-6 5.00g $219 2026-05-19 Buy
Product number Packaging Price Buy
AS183191 1g $120 Buy
AS183191 5g $304 Buy
AS183191 25g $843 Buy
302567 1.00g $89 Buy
302567 5.00g $219 Buy

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid Chemical Properties, Uses, Production

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid synthesis

18096-70-3
20972-37-6
Synthesis of 4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid from 3-(diMethylaMino)-1-(4-Methoxyphenyl)prop-2-en-1-one

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid Preparation Products And Raw materials

Raw materials

3-(diMethylaMino)-1-(4-Methoxyphenyl)prop-2-en-1-one Maleic anhydride 4'-Methoxyacetophenone Glyoxylic acid Anisole

Preparation Products

4-(4-Methoxyphenyl)-4-oxobut-2-enoic acid Suppliers

Global Suppliers ( 16)
Supplier Tel Email Country ProdList Advantage
Shanghai Run-Biotech Co., Ltd. 021-57171705 13817537615 sales@run-biotech.com China 2277 58
MQ (shanghai) Pharmaceuticals Co., Ltd. 13761635123 sales@linyuepharm.com China 5731 55
Accela ChemBio Inc. +1-858-6993322 +86-18019713315 info@accelachem.com United States 21189 58
Bide Pharmatech Ltd. 400-1647117 13681763483 product02@bidepharm.com China 59929 58
Yantai Zhengxin New Material Technology Co. LTD 13854547682 13854547682 542660804@qq.com China 4719 58
Shanghai Haohong Scientific Co., Ltd. 400-8210725 4008210725 malulu@leyan.com China 39718 58
Beijing FYF Chemicals Co., Ltd 010-57903446 15869909019 168931144@qq.com China 4995 58
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 025-025-66113011 15955137747 cb5@aikonchem.com China 10354 58
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 9993 58
Yantai Shengkailun Chemical Technology Co., Ltd. 13356901049 mark@sklnchem.cn China 9925 58
Supplier Advantage
Shanghai Run-Biotech Co., Ltd. 58
MQ (shanghai) Pharmaceuticals Co., Ltd. 55
Accela ChemBio Inc. 58
Bide Pharmatech Ltd. 58
Yantai Zhengxin New Material Technology Co. LTD 58
Shanghai Haohong Scientific Co., Ltd. 58
Beijing FYF Chemicals Co., Ltd 58
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 58
Accela ChemBio Co.,Ltd. 58
Yantai Shengkailun Chemical Technology Co., Ltd. 58
4-(4-methoxyphenyl)-4-oxo-2(E)-butenoic acid (2E)-4-(4-Methoxyphenyl)-4-oxo-2-butenoic acid (E)-4-(4-Methoxyphenyl)-4-oxo-2-butenoic Acid 2-Butenoic acid, 4-(4-methoxyphenyl)-4-oxo-, (2E)- 20972-37-6