3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one

Product Name: 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one
CAS No.: 13494-06-9
Chemical Name: 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one
Synonyms: FEMA 3268;METHYL CORYLONE;UNII:50AIF51OCI;DiMethyl-1,2-cyclopenta;3,4-diMethyl-1,2-cyclopenadione;3,4-dimethyl-2-cyclopentanedione;3,4-DIMETHYL-1,2-CYCLOPENTADIONE;2-Cyclopentanedione,3,4-dimethyl-1;3,4-dimethylcyclopentane-1,2-dione;3,4-DIMETHYL-1,2-CYCLOPENTANEDIONE
CBNumber: CB5412341
Molecular Formula: C7H10O2
Formula Weight: 126.15
MOL File: 13494-06-9.mol

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3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one Property

Melting point:: 68-72 °C(lit.)
Boiling point:: 194.28°C (rough estimate)
Density: 1.0579 (rough estimate)
refractive index: 1.4690 (estimate)
FEMA: 3268 | 3,4-DIMETHYL-1,2-CYCLOPENTADIONE
storage temp.: Inert atmosphere,2-8°C
solubility: Chloroform (Soluble), Methanol (Slightly)
form: Crystalline Powder
color: Slightly yellow to light beige
Odor: at 1.00 % in dipropylene glycol. sweet maple caramel sugar fenugreek licorice
Odor Type: caramellic
Water Solubility: slightly soluble
JECFA Number: 420
LogP: 0.53
CAS DataBase Reference: 13494-06-9(CAS DataBase Reference)
NIST Chemistry Reference: 1,2-Cyclopentanedione, 3,4-dimethyl-(13494-06-9)
EPA Substance Registry System: 1,2-Cyclopentanedione, 3,4-dimethyl- (13494-06-9)

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Safety

Safety Statements: 24/25
WGK Germany: 3
HS Code: 29142990

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: W326801
Product name: 3,4-Dimethyl-1,2-cyclopentadione
Purity: ≥97%, FG
Packaging: sample-k
Price: $56.2
Updated: 2024/03/01

Sigma-Aldrich

Product number: W326801
Product name: 3,4-Dimethyl-1,2-cyclopentadione
Purity: ≥97%, FG
Packaging: 25g
Price: $140
Updated: 2024/03/01

Sigma-Aldrich

Product number: W326801
Product name: 3,4-Dimethyl-1,2-cyclopentadione
Purity: ≥97%, FG
Packaging: 100g
Price: $395
Updated: 2024/03/01

Sigma-Aldrich

Product number: W326801
Product name: 3,4-Dimethyl-1,2-cyclopentadione
Purity: ≥97%, FG
Packaging: 1kg
Price: $2420
Updated: 2024/03/01

TCI Chemical

Product number: D3782
Product name: 3,4-Dimethyl-1,2-cyclopentanedione
Purity: >98.0%(T)
Packaging: 1g
Price: $61
Updated: 2024/03/01

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3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one Chemical Properties,Usage,Production

Chemical Properties

slightly yellow to light beige crystalline powder

Occurrence

Reported found as a constituent in coffee.

Uses

3,4-Dimethyl-1,2-cyclopentanedione is a useful protective agent for food products.

Preparation

By alkylation of 3,5-dicarbetoxy-4-methyl-cyclopentane-1,2-dione followed by hydrolysis and decarboxylation of the resulting 3,5-dicarbetoxy-3,4-dimethyl-cyclopentane-1,2-di-one

Aroma threshold values

Detection: 17 to 20 ppb

Taste threshold values

Taste characteristics at 10 ppm: brown, sweet, sugary, maple and caramellic.

3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one Preparation Products And Raw materials

Raw materials

Preparation Products

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3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one Suppliers

Americas 1 Belgium 1 China 178 Europe 1 Germany 2 India 3 Japan 2 Spain 1 Switzerland 2 United Kingdom 3 United States 13 Global 207

Nanjing DSC bio-chem Co., LTD

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INTATRADE GmbH

Tel: +49 3493/605464
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Country: Germany
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TCI (Shanghai) Development Co., Ltd.

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Energy Chemical

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Shanghai Hanhong Scientific Co.,Ltd.

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jiliang chemicals

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View Lastest Price from 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd

Product: 3, 4-Dimethyl-1, 2-Cyclopentanedione 13494-06-9
Price: US $85.00-35.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20ton
Release date: 2024-05-24

Hebei Weibang Biotechnology Co., Ltd

Product: 3,4-Dimethyl-1,2-cyclopentanedione 13494-06-9
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10 mt
Release date: 2024-11-15

JINING XINHE CHEMICAL CO., LTD

Product: 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one 13494-06-9
Price: US $0.00-0.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 10ton
Release date: 2024-07-16

13494-06-9, 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-oneRelated Search:

Poly(dimethylsiloxane) N,N-Dimethylformamide Dacthal Cyclicdimethylpolysiloxane N,N-Dimethylaniline Dimethyl sulfate Dimethyl carbonate Dimethyl disulfide Dimethyl ether N,N-Dimethylacetamide Acetylacetone ETHANE 1,3-Cyclopentanedione Dimethyl sulfoxide Dimethyl fumarate Dimethyl phthalate DL-CAMPHORQUINONE (1R)-(-)-CAMPHORQUINONE

2-Cyclopentanedione,3,4-dimethyl-1

3,4-dimethyl-2-cyclopentanedione

FEMA 3268

METHYL CORYLONE

3,4-DIMETHYL-1,2-CYCLOPENTANEDIONE 97%

3,4-dimethylcyclopentane-1,2-dione

2-hydroxy-3,4-dimethylcyclopent-2-en-1-one

3 4-DIMETHYL-1 2-CYCLOPENTADIONE 97+%

hydroxydimethylcyclopentenone,2-hydroxy-3,4-dimethyl-2-cyclopenten-1-one

1,2-Cyclopentanedione, 3,4-dimethyl-

2-HYDROXY-3,4-DIMETHYL-2-CYCLOPENTEN-1-ONE<BR>

2-hydroxy-3,4-dimethyl-2-cyclopenten-1-on

3,4-DIMETHYL-1,2-CYCLOPENTADIONE

3,4-DIMETHYL-1,2-CYCLOPENTANEDIONE

3,4-DIMETHYL-2-HYDROXY-2-CYCLOPENTENYL-1-ONE

3,4-Dimethyl-1,2-cyclopentanedione,97%

DiMethyl-1,2-cyclopenta

3,4-diMethyl-1,2-cyclopenadione

3,4-DiMethyl cyclopentenolone Min 97%

2-Hydroxy-3,4–dimethyl-2-cyclopenten-1-on 3,4-Dimethylcyclo-pentane-1,2-dione

3,4-Dimethyl-1,2-cyclopentanedione&gt

Chemicalbook:3,4-Dimethyl-1,2-cyclopentanedione

3,4-Dimethyl-1,2-cyclopentanedione USP/EP/BP

3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one

UNII:50AIF51OCI

13494-06-9

Alphabetical Listings

C-D

Flavors and Fragrances

API intermediates