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3,3-Dimethylacrylic acid

3,3-Dimethylacrylic acid structure

CAS No.: 541-47-9

Chemical Name:: 3,3-Dimethylacrylic acid

Synonyms: 3-METHYLBUT-2-ENOIC ACID;3-METHYL-2-BUTENOIC ACID;SENECIOIC ACID;SENECIC ACID;3-METHYLCROTONIC ACID;3-Methylbutenoic acid;FEMA 3187;AURORA 22781;Seneciosαure;(CH3)2C=CHCOOH

CBNumber:: CB6273219

Molecular Formula:: C5H8O2

Molecular Weight:: 100.12

MDL Number:: MFCD00004366

MOL File:: 541-47-9.mol

MSDS File:: SDS

Last updated:2024-12-18 14:15:30

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3,3-Dimethylacrylic acid Properties

Melting point	65-70 °C (lit.)
Boiling point	194-195 °C (lit.)
Density	0,969 g/cm³
refractive index	1.4226 (estimate)
FEMA	3187 \| 3-METHYLCROTONIC ACID
Flash point	93°C
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	Chloroform (Slightly), Methanol (Slightly)
form	Solid
pka	pK1:5.12 (25°C)
color	Off-White to Pale Orange
Odor	at 1.00 % in propylene glycol. green phenolic dairy
Odor Type	phenolic
Water Solubility	Soluble in water, and methanol.
JECFA Number	1204
BRN	1720305
InChIKey	YYPNJNDODFVZLE-UHFFFAOYSA-N
LogP	1.35
CAS DataBase Reference	541-47-9(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS)	3-METHYLCROTONIC ACID
EWG's Food Scores	1
FDA UNII	EKV8I38F9I
NIST Chemistry Reference	2-Butenoic acid, 3-methyl-(541-47-9)
EPA Substance Registry System	2-Butenoic acid, 3-methyl- (541-47-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS05,GHS07

Signal word

Danger

Hazard statements

H315-H318-H335

Precautionary statements

P261-P264-P271-P280-P302+P352-P305+P351+P338

Hazard Codes

Xi,C

Risk Statements

37/38-41-34

Safety Statements

26-36/37/39-45-27

WGK Germany

RTECS

GQ5425000

TSCA

Yes

HS Code

29161900

NFPA 704

	1
3		0

3,3-Dimethylacrylic acid price More Price(31)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	D138606	3,3-Dimethylacrylic acid 97%	541-47-9	500g	$64.4	2024-03-01	Buy
Sigma-Aldrich	D138606	3,3-Dimethylacrylic acid 97%	541-47-9	100g	$91.2	2024-03-01	Buy
TCI Chemical	M0543	3-Methylcrotonic Acid >98.0%(GC)(T)	541-47-9	25g	$18	2024-03-01	Buy
TCI Chemical	M0543	3-Methylcrotonic Acid >98.0%(GC)(T)	541-47-9	100g	$49	2024-03-01	Buy
Alfa Aesar	A16865	3,3-Dimethylacrylic acid, 98%	541-47-9	25g	$26.65	2024-03-01	Buy

Product number	Packaging	Price	Buy
D138606	500g	$64.4	Buy
D138606	100g	$91.2	Buy
M0543	25g	$18	Buy
M0543	100g	$49	Buy
A16865	25g	$26.65	Buy

3,3-Dimethylacrylic acid Chemical Properties,Uses,Production

Description

May be prepared by the action of alkalis or bases on the ester of α-bromoisovaleric acid; by condensation of acetone with malonic acid or bromoacetic ester; by oxidation of mesityl oxide with sodium hypochlorite.

Chemical Properties

3-Methylcrotonic acid has green, phenolic, dairy aroma

Chemical Properties

White to brown crystal

Occurrence

Reported found in the rhizomes of Senecio kaempferi Seib.; the corresponding ester occurs naturally in waste wort. Also reported found in raspberries, wheat bread, cocoa, coffee, black tea, Arctic bramble, and green and roasted maté.

Uses

Chemical Intermediates.

Definition

ChEBI: A methyl-branched fatty acid that is but-2-enoic acid bearing a methyl substituent at position 3.

Preparation

By the action of alkalis or bases on the ester of α-bromoisovaleric acid; by condensation of acetone with malonic acid or bromoacetic ester; by oxidation of mesityl oxide with sodium hypochlorite.

Synthesis Reference(s)

Journal of the American Chemical Society, 71, p. 3214, 1949 DOI: 10.1021/ja01177a079
Organic Syntheses, Coll. Vol. 3, p. 302, 1955
Tetrahedron Letters, 36, p. 2469, 1995 DOI: 10.1016/0040-4039(95)00285-K

Purification Methods

Crystallise the acid from hot water or pet ether (b 60-80o). [Beilstein 2 IV 1555.]

3,3-Dimethylacrylic acid Preparation Products And Raw materials

Raw materials

Sodium bisulfite POTASSIUM HYPOCHLORITE Cyclopropanecarboxylic acid, 3-(2-chloroethenyl)-2,2-dimethyl- 2-(4-fluoro-3-phenoxyphenyl)-2-hydroxyethanenitrile 4-fluoro-3-phenoxy benzoic acid

4-Fluoro-3-phenoxybenzaldehyde

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Preparation Products

Methyl 3-methyl-2-butenoate Ciclopirox ethanolamine 4,6-Dimethyl-2-pyrone 2-(3-methylbut-2-enoylamino)acetic acid 4-METHYL-2(5H)-FURANONE

1,1-dimethylindan-5,6-diol 2-BROMO-3-METHOXY-3-METHYLBUTANOIC ACID

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3,3-Dimethylacrylic acid Suppliers

Global( 462)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Weibang Biotechnology Co., Ltd	+8615531157085	abby@weibangbio.com	China	8810	58
Hebei Weibang Biotechnology Co., Ltd	+8617732866630	bess@weibangbio.com	China	18150	58
Hebei Zhuanglai Chemical Trading Co Ltd	+86-16264648883 +86-16264648883	niki@zlchemi.com	China	2691	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29791	60
Shanghai Daken Advanced Materials Co.,Ltd	+86-371-66670886	info@dakenam.com	China	18751	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21634	55
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418679 +8618949832763	info@tnjchem.com	China	2986	55
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29880	58
NINGBO INNO PHARMCHEM CO., LTD.	13867897135	sales@nbinno.com	CHINA	923	58
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2961	58

Supplier	Advantage
Hebei Weibang Biotechnology Co., Ltd	58
Hebei Weibang Biotechnology Co., Ltd	58
Hebei Zhuanglai Chemical Trading Co Ltd	58
Capot Chemical Co.,Ltd.	60
Shanghai Daken Advanced Materials Co.,Ltd	58
Henan Tianfu Chemical Co.,Ltd.	55
Hefei TNJ Chemical Industry Co.,Ltd.	55
career henan chemical co	58
NINGBO INNO PHARMCHEM CO., LTD.	58
Jinan Finer Chemical Co., Ltd	58

View Lastest Price from 3,3-Dimethylacrylic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2024-12-23	3,3-Dimethylacrylic acid 541-47-9	US $0.00 / Kg/Bag	1KG	995	5000mt/year	Jinan Finer Chemical Co., Ltd
2024-12-23	3,3-Dimethylacrylic acid 541-47-9	US $10.00 / kg	1kg	99%	20 ton	Hebei Zhuanglai Chemical Trading Co Ltd
2024-11-19	3-Methylbut-2-enoic acid 541-47-9	US $29.00 / mL		99.86%	10g	TargetMol Chemicals Inc.

3,3-Dimethylacrylic acid
541-47-9
US $0.00 / Kg/Bag
995
Jinan Finer Chemical Co., Ltd

3,3-Dimethylacrylic acid
541-47-9
US $10.00 / kg
99%
Hebei Zhuanglai Chemical Trading Co Ltd

3-Methylbut-2-enoic acid
541-47-9
US $29.00 / mL
99.86%
TargetMol Chemicals Inc.

3,3-Dimethylacrylic acid Spectrum

3,3-Dimethylacrylic acid(541-47-9)MS 3,3-Dimethylacrylic acid(541-47-9)¹HNMR 3,3-Dimethylacrylic acid(541-47-9)IR1 3,3-Dimethylacrylic acid(541-47-9)IR2 3,3-Dimethylacrylic acid(541-47-9)Raman

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(CH3)2C=CHCOOH 2-Butenoicacid,3-methyl- 3,3-Dimethylacrylsαure 3-methyl-2-butenoicaci 3-Methyl-2-butensαure 3-methyl-buten-2-oic-acid 3-methyl-crotonicaci 3-Methylcrotonsαure beta,beta-Dimethacrylic acid beta,beta-dimethacrylicacid beta-Methylcrotonic acid β-Methylcrotonicacid RARECHEM AL BE 0210 BETA,BETA-DIMETHYLACRYLIC ACID B-METHYLCROTONIC ACID AURORA 22781 FEMA 3187 3,3-DIMETHTYLACRYLIC ACID 3,3-DIMETHYLACRYLIC ACID 3-Methyl-2-butenoic acid~3-Methylcrotonic acid 3-Methylcrotonic acid,(3,3-Dimethylactrylic acid Methylcrotonicacid,98% 3,3-Dimethylacrylic 3,3-Dimethylacrylic acid, 3-Methyl-2-butenoic acid, 3-Methylcrotonic acid, Senecioic acid 3,3-Dimethylacrylic acid, 3-Methylcrotonic acid, Senecioic acid 3,3-Dimethylacrylic acid,97% 3-METHYLCROTONIC ACID 97+% B-B-DIMETHYLACRYLIC ACID CRYSTALLINE SENECIOIC ACID 97% 3,3-DimethylacrylicAcid,>90% B,B-DIMETHYLACRYLIC ACID Senecioic Acid (3,3-Dimethyl Acrylic Acid) 3,3-Dimethylacrylic Acid 3-Methyl-2-butenoic Acid Senecioic Acid 3,3-DiMethylacrylic acid, 3-Methylcrotonic acid DiMethylacrylic Aci 3-Methylbut-2-enoic acid, 3,3-Dimethylacrylic acid, Senecioic acid beta-methylcrotonicacid Crotonic acid, 3-methyl- Crotonicacid,3-methyl- dimethylacrylicacid Kyselina 3-methyl-2-butenova kyselina3-methyl-2-butenova Seneciosαure β,β-Dimethylacrylicacid 3,3- twoMethacrylic acid 3,3-DiMethylacrylic acid 97% 3-Methylcrotonicacid98% 3-MethylcrotonicAcid> 3-methylbut-2-enoicaci SENECIOIC ACID 3-METHYL-2-BUTENOIC ACID 3-METHYLBUT-2-ENOIC ACID 3-METHYLCROTONIC ACID SENECIC ACID 3-Methylbutenoic acid 3, 3-dimethacrylic acid 3,3-Dimethylacrylic Acid|||Senecioic acid|||3-Methylcrotonic Acid 541-47-9