Ethyl 2-oxocyclopentanecarboxylate

Product Name: Ethyl 2-oxocyclopentanecarboxylate
CAS No.: 611-10-9
Chemical Name: Ethyl 2-oxocyclopentanecarboxylate
Synonyms: ethyl 2-oxocyclopentane-1-carboxylate;2-CARBETHOXYCYCLOPENTANONE;2-Oxocyclopentanecarboxylate;ETHYL CYCLOPENTANONE-2-CARBOXYLATE;Ehtyl;2-oxocycL;AKOS AU36-M83;opentanecarboxyL;Ethyl 2-oxocyclopent;Loxoprofen Impurity 56
CBNumber: CB1742309
Molecular Formula: C8H12O3
Formula Weight: 156.18
MOL File: 611-10-9.mol

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Ethyl 2-oxocyclopentanecarboxylate Property

Boiling point:: 102-104 °C/11 mmHg (lit.)
Density: 1.054 g/mL at 25 °C (lit.)
refractive index: n20/D 1.452(lit.)
Flash point:: 172 °F
storage temp.: Sealed in dry,Room Temperature
form: Liquid
pka: 12.02±0.20(Predicted)
color: Clear colorless to pale yellow
Water Solubility: insoluble
BRN: 387787
InChIKey: JHZPNBKZPAWCJD-UHFFFAOYSA-N
LogP: 0.330 (est)
CAS DataBase Reference: 611-10-9(CAS DataBase Reference)
NIST Chemistry Reference: Cyclopentanecarboxylic acid, 2-oxo-, ethyl ester(611-10-9)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 23-24/25-36/37-26
WGK Germany: 3
F: 10
HazardClass: IRRITANT
HS Code: 29183000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H227Combustible liquid

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P370+P378In case of fire: Use … for extinction.

P403+P235Store in a well-ventilated place. Keep cool.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 168092
Product name: Ethyl 2-oxocyclopentanecarboxylate
Purity: 95%
Packaging: 25g
Price: $31.98
Updated: 2024/03/01

Sigma-Aldrich

Product number: 168092
Product name: Ethyl 2-oxocyclopentanecarboxylate
Purity: 95%
Packaging: 100g
Price: $147
Updated: 2024/03/01

TCI Chemical

Product number: B0268
Product name: Ethyl 2-Oxocyclopentanecarboxylate
Purity: >97.0%(GC)
Packaging: 25mL
Price: $86
Updated: 2024/03/01

TCI Chemical

Product number: B0268
Product name: Ethyl 2-Oxocyclopentanecarboxylate
Purity: >97.0%(GC)
Packaging: 250mL
Price: $403
Updated: 2024/03/01

Alfa Aesar

Product number: L04528
Product name: Ethyl 2-oxocyclopentanecarboxylate, 97+%
Packaging: 25g
Price: $38.65
Updated: 2024/03/01

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Ethyl 2-oxocyclopentanecarboxylate Chemical Properties,Usage,Production

Chemical Properties

clear colourless to pale yellow liquid

Uses

Pharmaceutical intermediate.

Uses

Ethyl 2-oxocyclopentanecarboxylate was used in stereoselective synthesis of (±)-cis,cis-spiro[4.4]nonane-1,6-diol. It was also used in the synthesis of tanikolide.

Synthesis Reference(s)

Journal of the American Chemical Society, 85, p. 207, 1963 DOI: 10.1021/ja00885a021
The Journal of Organic Chemistry, 55, p. 5037, 1990 DOI: 10.1021/jo00304a014
Tetrahedron Letters, 22, p. 1353, 1981 DOI: 10.1016/S0040-4039(01)90316-8

General Description

Phase-transfer benzylation reaction of ethyl 2-oxocyclopentanecarboxylate with benzyl bromide in microreactor has been investigated. Ethyl 2-oxocyclopentanecarboxylate participates in cobalt (II) Schiff′s base complex catalyzed oxidation of primary and secondary alcohols.

Hazard

Vapors are toxic, as is skin contact.

Ethyl 2-oxocyclopentanecarboxylate Preparation Products And Raw materials

Raw materials

Diethyl ester Potassium tert-butoxide Diethyl adipate Toluene Sodium Tetrahydrofuran Acetic acid

Preparation Products

3-Indolepropionic acid

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Ethyl 2-oxocyclopentanecarboxylate Suppliers

Americas 1 Belgium 3 China 341 Europe 5 France 5 Germany 9 India 17 Japan 7 Slovakia 1 South Korea 2 Spain 1 Switzerland 2 The Netherlands 1 United Kingdom 18 United States 51 USA 1 Global 465

Sinfachem Limited

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Suzhou Gopon Pharmaceutical Co., Ltd

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Email: gopon2012@gmail.com
Country: China
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Shandong Qianyuan Polymer Material Co. , Ltd.

Tel: 18678041314 18765609661
Email: 2547772582@qq.com
Country: China
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J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 96815
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Meryer (Shanghai) Chemical Technology Co., Ltd.

Tel: 021-61259108 18621169109
Fax: 86-21-61259102
Email: market03@meryer.com
Country: China
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INTATRADE GmbH

Tel: +49 3493/605464
Fax: +49 3493/605470
Email: sales@intatrade.de
Country: Germany
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Alfa Aesar

Tel: 400-6106006
Fax: 021-67582001/03/05
Email: saleschina@alfa-asia.com
Country: China
ProdList: 30123
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TCI (Shanghai) Development Co., Ltd.

Tel: 021-67121386
Fax: 021-67121385
Email: Sales-CN@TCIchemicals.com
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ProdList: 24529
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Ark Pharm, Inc.

Tel: 847-367-3680
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Country: United States
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Beijing dtftchem Technology Co., Ltd.

Tel: 010-60275820 13031183356
Fax: 010-60270825
Email: elainezt@sina.com
Country: China
ProdList: 1390
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View Lastest Price from Ethyl 2-oxocyclopentanecarboxylate manufacturers

Hebei Weibang Biotechnology Co., Ltd

Product: Ethyl 2-oxocyclopentanecarboxylate 611-10-9
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-10-29

Hebei Yanxi Chemical Co., Ltd.

Product: Ethyl 2-oxocyclopentanecarboxylate 611-10-9
Price: US $20.00-5.00/kg
Min. Order: 1kg
Purity: 0.99
Supply Ability: 10 tons
Release date: 2023-09-05

Hebei Chuanghai Biotechnology Co,.LTD

Product: Ethyl-2-oxocy clopentanecarbox 611-10-9
Price: US $10.70/KG
Min. Order: 10KG
Purity: 99%
Supply Ability: 10000kg
Release date: 2024-08-20

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