Ethyl 2-oxocyclopentanecarboxylate - ≥95% , CAS No.611-10-9

CAS: 611-10-9 Cat. No.: E736673 Molecular Weight: 156.18 Beilstein Registry Number: 387787 EC Number: 210-253-0
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
2-(Ethoxycarbonyl)cyclopentanone Ethyl cyclopentanone-2-carboxylate 2-Carbethoxycyclopentanone 2-Ethoxycarbonylcyclopentanone Cyclopentanone-2-carboxylic Acid Ethyl Ester
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
E736673-25g
2
$9.90
100g
E736673-100g
2
$26.90
500g
E736673-500g
2
$105.90
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Argon charged,Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

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.
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.

Specifications

Synonyms
2-(Ethoxycarbonyl)cyclopentanone Ethyl cyclopentanone-2-carboxylate 2-Carbethoxycyclopentanone 2-Ethoxycarbonylcyclopentanone Cyclopentanone-2-carboxylic Acid Ethyl Ester
Specifications & Purity
≥95%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥95%
Names and Identifiers
Canonical SmilesCCOC(=O)C1CCCC1=O
IUPAC Nameethyl 2-oxocyclopentane-1-carboxylate
InChIKeyJHZPNBKZPAWCJD-UHFFFAOYSA-N
INCHI1S/C8H12O3/c1-2-11-8(10)6-4-3-5-7(6)9/h6H,2-5H2,1H3
Isomeric SMILES CCOC(=O)C1CCCC1=O
WGK Germany 3
Alternate CAS 611-10-9
NSC Number 5658
MeSH Entry Terms ethyl 2-oxocyclopentanecarboxylate
Molecular Weight 156.18
Beilstein 387787
Reaxy-Rn 387787
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=387787&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Not available
Direct Parent1,3-dicarbonyl compounds
Alternative Parents Cyclic ketones  Carboxylic acid esters  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic homomonocyclic compounds
Substituents 1,3-dicarbonyl compound - Cyclic ketone - Ketone - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxide - Hydrocarbon derivative - Aliphatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1,3-dicarbonyl compounds. These are carbonyl compounds with the generic formula O=C(R)C(H)C(R')=O, where R and R' can be any group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
F2511252Certificate of AnalysisJun 14, 2025 E736673
F2511482Certificate of AnalysisJun 14, 2025 E736673
F2511539Certificate of AnalysisJun 14, 2025 E736673
F2511541Certificate of AnalysisJun 14, 2025 E736673
F2511542Certificate of AnalysisJun 14, 2025 E736673
F2511607Certificate of AnalysisJun 14, 2025 E736673
Chemical and Physical Properties
Refractive Index1.451
Flash Point(°F)170.6 °F
Flash Point(°C)77℃
Boil Point(°C)102-104°C
Molecular Weight156.180 g/mol
XLogP30.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count3
Exact Mass156.079 Da
Monoisotopic Mass156.079 Da
Topological Polar Surface Area43.400 Ų
Heavy Atom Count11
Formal Charge0
Complexity174.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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