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4-Methoxy-but-2-ynoic acid

4-Methoxy-but-2-ynoic acid Structure
4-Methoxy-but-2-ynoic acid structure
CAS No.
24303-64-8
Chemical Name:
4-Methoxy-but-2-ynoic acid
Synonyms
4-methoxy-2-Butynoic acid;4-Methoxy-but-2-ynoic acid;2-Butynoic acid, 4-methoxy-
CBNumber:
CB42746515
Molecular Formula:
C5H6O3
Molecular Weight:
114.1
MDL Number:
MOL File:
24303-64-8.mol
MSDS File:
SDS
Last updated:2026-05-28 05:32:19
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4-Methoxy-but-2-ynoic acid Properties

Boiling point 114-118 °C(Press: 3 Torr)
Density 1.196±0.06 g/cm3(Predicted)
storage temp. 2-8°C, sealed storage, away from moisture
pka 2.10±0.10(Predicted)
Appearance Colorless to light yellow Liquid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H332-H335
Precautionary statements  P261-P280-P305+P351+P338

4-Methoxy-but-2-ynoic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA006WHY 4-Methoxybut-2-ynoic Acid 97% 24303-64-8 100mg $119 2026-05-28 Buy
aablocks AA006WHY 4-Methoxybut-2-ynoic Acid 97% 24303-64-8 250mg $202 2026-05-28 Buy
aablocks AA006WHY 4-Methoxybut-2-ynoic Acid 97% 24303-64-8 1g $476 2026-05-28 Buy
J&W Pharmlab 05R0552 4-Methoxy-but-2-ynoic acid 96% 24303-64-8 50mg $155 2026-05-21 Buy
J&W Pharmlab 05R0552 4-Methoxy-but-2-ynoic acid 96% 24303-64-8 100mg $185 2026-05-21 Buy
Product number Packaging Price Buy
AA006WHY 100mg $119 Buy
AA006WHY 250mg $202 Buy
AA006WHY 1g $476 Buy
05R0552 50mg $155 Buy
05R0552 100mg $185 Buy

4-Methoxy-but-2-ynoic acid Chemical Properties, Uses, Production

4-Methoxy-but-2-ynoic acid synthesis

124-38-9
627-41-8
24303-64-8
Synthesis of 4-Methoxy-but-2-ynoic acid from Carbon dioxide and Methyl propargyl ether

4-Methoxy-but-2-ynoic acid Preparation Products And Raw materials

Raw materials

Preparation Products

4-Methoxy-but-2-ynoic acid Suppliers

Global Suppliers ( 20)
Supplier Tel Email Country ProdList Advantage
JW & Y Pharmlab Co., Ltd. 021-64340559 xinyu_shi@jwypharmlab.com.cn China 11999 58
Aikon International Limited 025-58851090 13913916777 sales01@aikonchem.com China 15947 58
Shanghai WangFa Chemical Technology Co., Ltd. 13918479294 xiebenfa@163.com China 4354 58
Nanjing Chemedicine BioTech Co., Ltd. 15722927296 71139532@qq.com China 426 58
Yujinpharma(Tianjin) Technology Co.,Ltd. 13370351217 kungfu1217@1 kungfu1217@163.com China 7991 58
Shanghai SPAR pharmaceutical technology co., LTD 021-000000 admin@jingshipharmatech.com China 9919 58
Shanghai zhigan biotechnology co., LTD zhiqianbio@126.com China 19765 58
Labnetwork lnc. +86-27-50766799 +86-18062016861 contact@labnetwork.com China 19981 58
Accela ChemBio Inc. +1-858-6993322 +86-18019713315 info@accelachem.com United States 21189 58
Shanghai Hongju Pharmaceutical Technology Co., LTD 18001895509 986383309@qq.com China 2863 58
Supplier Advantage
JW & Y Pharmlab Co., Ltd. 58
Aikon International Limited 58
Shanghai WangFa Chemical Technology Co., Ltd. 58
Nanjing Chemedicine BioTech Co., Ltd. 58
Yujinpharma(Tianjin) Technology Co.,Ltd. 58
Shanghai SPAR pharmaceutical technology co., LTD 58
Shanghai zhigan biotechnology co., LTD 58
Labnetwork lnc. 58
Accela ChemBio Inc. 58
Shanghai Hongju Pharmaceutical Technology Co., LTD 58

4-Methoxy-but-2-ynoic acid Spectrum

4-Methoxy-but-2-ynoic acid(24303-64-8)1HNMR
4-methoxy-2-Butynoic acid 4-Methoxy-but-2-ynoic acid 2-Butynoic acid, 4-methoxy- 24303-64-8