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2,4-DIMETHYL-2-PENTENOIC ACID

2,4-DIMETHYL-2-PENTENOIC ACID structure

CAS No.: 21016-46-6

Chemical Name:: 2,4-DIMETHYL-2-PENTENOIC ACID

Synonyms: FEMA 3143;FEMA NUMBER 3143;RARECHEM AL BM 0129;2,4-DIMETHYL-2-PENTENOIC ACID;(E)-2,4-dimethyl-2-pentenoate;2,4-dimethyl-,ethylester,(E)-2-Pentenoicacid;2-Pentensure, 2,4-Dimethyl-, Ethylester, (E);2-Pentenoic acid, 2,4-dimethyl-, ethyl ester, (2E)-

CBNumber:: CB6130848

Molecular Formula:: C9H16O2

Molecular Weight:: 156.22

MDL Number:: MFCD00209505

MOL File:: 21016-46-6.mol

MSDS File:: SDS

Last updated:2026-04-03 14:17:14

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2,4-DIMETHYL-2-PENTENOIC ACID Properties

Melting point	-9.25°C (estimate)
Boiling point	237.28°C (estimate)
Density	0.9658 (rough estimate)
refractive index	1.4254 (estimate)
FLAVIS Number	08.044 \| (2E),4-Dimethylpent-2-enoic acid
JECFA Number	1211
LogP	3.279 (est)
FDA UNII	YSD821326P
EPA Substance Registry System	2-Pentenoic acid, 2,4-dimethyl-, ethyl ester, (2E)- (21016-46-6)

SAFETY

Risk and Safety Statements

Hazard Codes	Xi
Risk Statements	34-43-36
Safety Statements	26-36/37/39
RIDADR	3265
TSCA	TSCA listed
HazardClass	8
PackingGroup	III

2,4-DIMETHYL-2-PENTENOIC ACID Chemical Properties,Uses,Production

2,4-DIMETHYL-2-PENTENOIC ACID synthesis

Synthesis of 2,4-DIMETHYL-2-PENTENOIC ACID from 2-Pentenoic acid, 2,4-dimethyl-, ethyl ester, (2Z)-

2,4-DIMETHYL-2-PENTENOIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

2,4-DIMETHYL-2-PENTENOIC ACID Suppliers

Global( 21)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	+8618950047208	ellena@amitychem.com	China	43392	58
DAYANG CHEM (HANGZHOU) CO.,LTD	+86-88938639 +86-17705817739	info@dycnchem.com	China	53799	58
Energy Chemical	021-021-58432009 400-005-6266	sales8178@energy-chemical.com	China	44848	61

Supplier	Advantage
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	58
DAYANG CHEM (HANGZHOU) CO.,LTD	58
Energy Chemical	61

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2,4-dimethyl-,ethylester,(E)-2-Pentenoicacid FEMA 3143 FEMA NUMBER 3143 RARECHEM AL BM 0129 2,4-DIMETHYL-2-PENTENOIC ACID 2-Pentensure, 2,4-Dimethyl-, Ethylester, (E) (E)-2,4-dimethyl-2-pentenoate 2-Pentenoic acid, 2,4-dimethyl-, ethyl ester, (2E)- 21016-46-6