ChemicalBook > CAS DataBase List > 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one

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

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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