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2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one

2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one structure

CAS No.: 29605-88-7

Chemical Name:: 2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one

Synonyms: NSC42192;NSC 42192;NSC-42192;Allethrelone;(R,S)-Allethrolone;(+/-)-2-CYCLOPENTEN-1-ON;2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one;()-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one;(±)-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one;R，S-2-methyl-3-(2-propynyl)-4-oxo cyclopent-2-enol

CBNumber:: CB2223160

Molecular Formula:: C9H12O2

Molecular Weight:: 152.19

MDL Number:: MFCD00134674

MOL File:: 29605-88-7.mol

MSDS File:: SDS

Last updated:2026-05-28 00:00:08

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2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one Properties

Boiling point	100-103 °C(Press: 0.15 Torr)
Density	1.082±0.06 g/cm3(Predicted)
pka	12.94±0.60(Predicted)
LogP	0.420 (est)
EPA Substance Registry System	2-Cyclopenten-1-one, 4-hydroxy-3-methyl-2-(2-propenyl)- (29605-88-7)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS09
Signal word	Warning
Hazard statements	H400
Precautionary statements	P273-P391-P501
TSCA	TSCA listed

2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
ChemScene	CS-0068188	Allethrolone ≥98%	29605-88-7	100mg	$1231	2026-06-04	Buy
ChemScene	CS-0068188	Allethrolone ≥98%	29605-88-7	250mg	$1755	2026-06-04	Buy
ChemScene	CS-0068188	Allethrolone ≥98%	29605-88-7	500mg	$2765	2026-06-04	Buy
aablocks	AA01DQ04	4-hydroxy-3-methyl-2-(prop-2-en-1-yl)cyclopent-2-en-1-one 95%	29605-88-7	50mg	$1029	2026-05-29	Buy
aablocks	AA01DQ04	4-hydroxy-3-methyl-2-(prop-2-en-1-yl)cyclopent-2-en-1-one 95%	29605-88-7	100mg	$1284	2026-05-29	Buy

Product number	Packaging	Price	Buy
CS-0068188	100mg	$1231	Buy
CS-0068188	250mg	$1755	Buy
CS-0068188	500mg	$2765	Buy
AA01DQ04	50mg	$1029	Buy
AA01DQ04	100mg	$1284	Buy

2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one Chemical Properties, Uses, Production

Chemical Properties

This product is yellow oily liquid, insoluble in water, soluble in benzene, chloroform and other solvents.

Synthesis Reference(s)

Journal of the American Chemical Society, 96, p. 3701, 1974 DOI: 10.1021/ja00818a082

2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one Preparation Products And Raw materials

Raw materials

Methylglyoxal 2-(1-hydroxy-3-butenyl)-5-methyl furan Buffer solution, pH 1.00 (±0.01 at 25°C), No Color, Specpure, NIST Traceable Grignard reagent S-Bioallethrin

N,N-Dimethylformamide Propargyl bromide Chloroacetone Pentene-1 2-Methylfuran

Allethrolone 3-Butynyl p-toluenesulfonate Cyclopentene 3-Chloropropyne Furfuryl alcohol

Acryl ketone 4-Hydroxy-3-methyl-2-(2-propynyl)-2-cyclopentene-1-one Allyl chloride

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Preparation Products

(4S)-4-hydroxy-3-methyl-2-prop-2-ynyl-cyclopent-2-en-1-one

2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one Suppliers

Global Suppliers ( 24)

Supplier	Tel	Email	Country	ProdList	Advantage
Chizhou Kailong Import and Export Trade Co., Ltd.		xg01_gj@163.com	China	9413	50
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +86-189 4982 3763	sales@tnjchem.com	China	34526	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 17705817739	info@dycnchem.com	China	52451	58
Career Henan Chemica Co	+86-0371-86658258 +86-13203830695	laboratory@coreychem.com	China	30203	58
Chongqing Chemdad Co., Ltd	+86-023-6139-8061 +86-86-13650506873	sales@chemdad.com	China	39866	58
Taizhou zhenhe chemical co. LTD	576-88887792 13386577269	sales@zhenhechemical.com	China	115	58
CONIER CHEM AND PHARMA LIMITED		sales@conier.com	China	49906	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	029-029-029-81148696 18161915376	1027@dideu.com	China	9989	58
Qingzhou dafeng import and export Co. LTD	16773308882	927608786@qq.com	China	3051	58
Hubei Wanye Zhongcheng Chemical Reagent Co., Ltd.	18671296875	1205035102@qq.com	China	4300	58

Supplier	Advantage
Chizhou Kailong Import and Export Trade Co., Ltd.	50
Hefei TNJ Chemical Industry Co.,Ltd.	58
Dayang Chem (Hangzhou) Co.,Ltd.	58
Career Henan Chemica Co	58
Chongqing Chemdad Co., Ltd	58
Taizhou zhenhe chemical co. LTD	58
CONIER CHEM AND PHARMA LIMITED	58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd	58
Qingzhou dafeng import and export Co. LTD	58
Hubei Wanye Zhongcheng Chemical Reagent Co., Ltd.	58

29605-88-7 (2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one) Related Search:

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Methyl Allyl alcohol PYRETHRIN 1

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2-ALLYL-4-HYDROXY-3-METHYL-2-CYCLOPENTEN-1-ONE (R,S) (±)-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one 4-HYDROXY-3-METHYL-2-(2-PROPENYL)-2-CYCLOPENTENE-1-ONE 4-Hydroxy-3-methyl-2-(2-propenyl)-2-cyclopenten-1-one(Allethrolone) Allethrelone 2-Allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one allethrolone，(R，S)-2-allyl-3-methyl-4-hydroxy-2-cyclopenten-1-one (R,S)-Allethrolone rac-(4R*)-2-Allyl-4-hydroxy-3-methyl-2-cyclopentene-1-one rac-2-Allyl-3-methyl-4α*-hydroxy-2-cyclopentene-1-one 4-Hydroxy-3-methyl-2-(2-propenyl)cyclopent-2-en-1-one (+/-)-2-CYCLOPENTEN-1-ON R，S-2-methyl-3-(2-propynyl)-4-oxo cyclopent-2-enol 2-Cyclopenten-1-one, 4-hydroxy-3-methyl-2-(2-propen-1-yl)- ()-2-allyl-4-hydroxy-3-methylcyclopent-2-en-1-one NSC 42192 NSC42192 NSC-42192 29605-88-7