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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
Molecular Weight:
126.15
MDL Number:
MFCD00143063
MOL File:
13494-06-9.mol
Last updated:2024-05-16 10:38:43

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

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)
Substances Added to Food (formerly EAFUS) 3,4-DIMETHYL-1,2-CYCLOPENTADIONE
EWG's Food Scores 1
FDA UNII 50AIF51OCI
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)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Safety Statements  24/25
WGK Germany  3
HS Code  29142990
NFPA 704
0
1 0

3,4-dimethyl 2-hydroxy-2-cyclopenten-1-one price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich W326801 3,4-Dimethyl-1,2-cyclopentadione ≥97%, FG 13494-06-9 sample-k $56.2 2024-03-01 Buy
Sigma-Aldrich W326801 3,4-Dimethyl-1,2-cyclopentadione ≥97%, FG 13494-06-9 25g $140 2024-03-01 Buy
Sigma-Aldrich W326801 3,4-Dimethyl-1,2-cyclopentadione ≥97%, FG 13494-06-9 100g $395 2024-03-01 Buy
Sigma-Aldrich W326801 3,4-Dimethyl-1,2-cyclopentadione ≥97%, FG 13494-06-9 1kg $2420 2024-03-01 Buy
TCI Chemical D3782 3,4-Dimethyl-1,2-cyclopentanedione >98.0%(T) 13494-06-9 1g $61 2024-03-01 Buy
Product number Packaging Price Buy
W326801 sample-k $56.2 Buy
W326801 25g $140 Buy
W326801 100g $395 Buy
W326801 1kg $2420 Buy
D3782 1g $61 Buy

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

Global( 201)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Mojin Biotechnology Co., Ltd
+8613288715578 sales@hbmojin.com China 12471 58
Hebei Kingfiner Technology Development Co.Ltd
+86-15532196582 +86-15373005021 lisa@kingfinertech.com China 3001 58
Ouhuang Engineering Materials (Hubei) Co., Ltd
+8617702722807 admin@hbouhuang.com China 3001 58
Shanghai Daken Advanced Materials Co.,Ltd
+86-371-66670886 info@dakenam.com China 15957 58
Hangzhou FandaChem Co.,Ltd.
008657128800458; +8615858145714 fandachem@gmail.com China 9341 55
career henan chemical co
+86-0371-86658258 sales@coreychem.com China 29914 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28180 58
Hebei Guanlang Biotechnology Co., Ltd.
+86-19930503282 alice@crovellbio.com China 8822 58
Xiamen AmoyChem Co., Ltd
+86-592-6051114 +8618959220845 sales@amoychem.com China 6387 58
Chongqing Chemdad Co., Ltd
+86-023-61398051 +8613650506873 sales@chemdad.com China 39916 58

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

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3,4-Dimethyl-1,2-cyclopentanedione pictures 2024-05-15 3,4-Dimethyl-1,2-cyclopentanedione
13494-06-9
US $0.00-0.00 / kg 1kg 99% 500000kg Hebei Kingfiner Technology Development Co.Ltd
3,4-Dimethyl-1,2-cyclopentanedione pictures 2024-04-27 3,4-Dimethyl-1,2-cyclopentanedione
13494-06-9
US $20.00 / kg 1kg 99.9% 200000kg Ouhuang Engineering Materials (Hubei) Co., Ltd
3,4-Dimethyl-1,2-cyclopentanedione pictures 2024-04-25 3,4-Dimethyl-1,2-cyclopentanedione
13494-06-9
US $10.00 / kg 1kg 99.7% 200000kg Ouhuang Engineering Materials (Hubei) Co., Ltd

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

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
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> 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 13494-06-9 Alphabetical Listings C-D Flavors and Fragrances API intermediates