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

Nanjing DSC bio-chem Co., LTD
Tel
19951952469
Email
2921482009@qq.com
Country
China
ProdList
305
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
INTATRADE GmbH
Tel
+49 3493/605464
Fax
+49 3493/605470
Email
sales@intatrade.de
Country
Germany
ProdList
3576
Advantage
66
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
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Adamas Reagent, Ltd.
Tel
400-6009262 16621234537
Fax
021-64823266
Email
zhangsn@titansci.com
Country
China
ProdList
14113
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Nanjing Chemlin Chemical Co., Ltd
Tel
025-83697070 13913916777;
Fax
+86-25-83453306
Email
info@chemlin.com.cn
Country
China
ProdList
17839
Advantage
64
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696;
Email
info@hanhongsci.com
Country
China
ProdList
42982
Advantage
64
jiliang chemicals
Tel
21-62165282 15801962796;
Fax
021 61153784
Email
bidingchem@163.com
Country
China
ProdList
1157
Advantage
60
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View Lastest Price from 3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one manufacturers

Hebei Yibangte Import and Export Co. , Ltd.
Product
3,4-Dimethyl-1,2-cyclopentanedione 13494-06-9
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
500000kg
Release date
2023-07-10
Hebei Mojin Biotechnology Co., Ltd
Product
3,4-Dimethyl-1,2-cyclopentanedione 13494-06-9
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-06-27
Hebei Guanlang Biotechnology Co., Ltd.
Product
3,4-Dimethyl-1,2-cyclopentanedione 13494-06-9
Price
US $10.00/PCS
Min. Order
1KG
Purity
99%
Supply Ability
100 mt
Release date
2021-04-27

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


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  • Chemicalbook:3,4-Dimethyl-1,2-cyclopentanedione
  • 3,4-Dimethyl-1,2-cyclopentanedione USP/EP/BP
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  • 13494-06-9
  • Alphabetical Listings
  • C-D
  • Flavors and Fragrances
  • API intermediates