Sign in | Register | china | japan | germany
ChemicalBook > Product Catalog >Flavors and fragrances >Synthetic fragrances >Ketones spices >Terpene ketone >3-Ethyl-2-hydroxy-2-cyclopenten-1-one

3-Ethyl-2-hydroxy-2-cyclopenten-1-one

Request For Quotation
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Suppliers list
Company Name: Hebei Chuanghai Biotechnology Co., Ltd
Tel: +8615350571055
Email: Sibel@chuanghaibio.com
Products Intro: Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
CAS:21835-01-8
Purity:99% Package:1KG;10.00;USD
Company Name: Hebei Chuanghai Biotechnology Co., Ltd
Tel: +8615531151365
Email: mina@chuanghaibio.com
Products Intro: Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
CAS:21835-01-8
Purity:99% Package:1KG;0.00;USD|25KG;0.00;USD|1000KG;0.00;USD
Company Name: Hebei Zhuanglai Chemical Trading Co.,Ltd
Tel: +8613343047651
Email: admin@zlchemi.com
Products Intro: Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
CAS:21835-01-8
Purity:99% Package:1kg;120USD
Company Name: JINING XINHE CHEMICAL CO., LTD
Tel: +8615318402391
Email: sales@xinhepharma.com
Products Intro: Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
CAS:21835-01-8
Purity:98% Package:1kg;|25kg;|100kg
Company Name: career henan chemical co
Tel: +86-0371-86658258 +8613203830695
Email: sales@coreychem.com
Products Intro: Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
CAS:21835-01-8
Purity:98% Package:1KG;500USD

3-Ethyl-2-hydroxy-2-cyclopenten-1-one manufacturers
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Basic information
Product Name:3-Ethyl-2-hydroxy-2-cyclopenten-1-one
Synonyms:2-Cyclopenten-1-one, 3-ethyl-2-hydroxy-;2-Cyclopenten-1-one,3-ethyl-2-hydroxy-(7CI,8CI,9CI);3-ethyl-2-hydroxy-2-cyclopenten-1-on;3-ETHYL-HYDROXY-2-CYCLOPENTEN-1-ONE;3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE;3-ETHYL-2-CYCLPENTEN-2-OL-1-ONE;3-Ethyl-2-hydroxy-2-cyclopenten-1-one solution;3-ethyl-2-hydroxycyclopent-2-en-1-one
CAS:21835-01-8
MF:C7H10O2
MW:126.15
EINECS:244-606-5
Product Categories:C7 to C8;Carbonyl Compounds;Ketones;Alphabetical Listings;E-F;Flavors and Fragrances;pharmacetical
Mol File:21835-01-8.mol
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Structure
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Chemical Properties
Melting point 39.0 to 43.0 °C
Boiling point 75°C/0.3mmHg(lit.)
density 1.066 at 25 °C
FEMA 3152 | 3-ETHYL-2-HYDROXY-2-CYCLOPENTEN-1-ONE
refractive index n20/D 1.476
Fp 225 °F
storage temp. 2-8°C
solubility soluble in Methanol,Ether
pka9.17±0.20(Predicted)
form powder to crystal
color White to Orange to Green
Odorat 1.00 % in propylene glycol. sweet caramel maple fenugreek
Odor Typecaramellic
biological sourcesynthetic
JECFA Number419
Major Applicationflavors and fragrances
InChI1S/C7H10O2/c1-2-5-3-4-6(8)7(5)9/h9H,2-4H2,1H3
InChIKeyJHWFWLUAUPZUCP-UHFFFAOYSA-N
SMILESO=C1CCC(CC)=C1O
LogP0.83
CAS DataBase Reference21835-01-8(CAS DataBase Reference)
NIST Chemistry Reference2-Cyclopenten-1-one, 3-ethyl-2-hydroxy-(21835-01-8)
EPA Substance Registry System2-Cyclopenten-1-one, 3-ethyl-2-hydroxy- (21835-01-8)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 20/22-43
Safety Statements 26-36-36/37
WGK Germany 3
TSCA TSCA listed
HS Code 29144000
Storage Class11 - Combustible Solids
Hazard ClassificationsSkin Sens. 1
MSDS Information
ProviderLanguage
SigmaAldrich English
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Usage And Synthesis
Chemical Properties3-Ethyl-2-hydroxy-2-cyclopenten-1-one has a caramel-like flavor. This compound is often employed to impart a caramel flavor or coconut notes in food. The compound exhibits flavor-enhancing characteristics.
Usesflavors and fragrances
DefinitionChEBI: 3-Ethyl-2-hydroxycyclopent-2-en-1-one is a cyclic ketone.
PreparationFrom 5-methyl-3,5-dicarbethoxy-2-cyclopen-ten-2-ol-one and phosphoric acid; by a patented process; also from dimethyl adipate.
Aroma threshold valuesAroma characteristics at 0.5%: sweet, brown, caramellic, maple, brown sugar, rum, whiskey, furanone.
Taste threshold valuesA threshold value of 5 ppm, similar to the 3-methyl analog, has been determined by comparative sensory evaluation. Taste characteristics at 12 ppm: sweet, jamy, fruity, brown, toasted, maple, nutty
General Description3-Ethyl-2-hydroxy-2-cyclopenten-1-one is formed by thermal degradation of ascorbic acid. It is an aroma compound formed from the reactions of L-ascorbic acid with L-threonine/L-serine at different pH values.
3-Ethyl-2-hydroxy-2-cyclopenten-1-one Preparation Products And Raw materials
Raw materialsCyclopentene-->Dimethyl adipate
Tag:3-Ethyl-2-hydroxy-2-cyclopenten-1-one(21835-01-8) Related Product Information
Ethyl cyanoacetate Ethylparaben Ethyl formate Ethyl acetate CHLOROPHOSPHONAZO III ISOXADIFEN-ETHYL 4'-Hydroxyacetophenone Ethanol Ethyl acrylate 2-Butanone oxime Ethyl pyruvate 2'-Hydroxyacetophenone Methyl cyclopentenolone Diethylene Glycol Monoethyl Ether 3-Ethyl-4-methyl-3-pyrrolin-2-one Ethylhexyl Triazone 2-Butanone Cyclopentene
  • HomePage | Member Companies | Advertising | Contact us | Previous WebSite | MSDS | CAS Index | CAS DataBase | Privacy | Terms | About Us
  • All products displayed on this website are only for non-medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.
    According to relevant laws and regulations and the regulations of this website, units or individuals who purchase hazardous materials should obtain valid qualifications and qualification conditions.
  • Copyright © 2023 ChemicalBook All rights reserved.