3-Methoxy-2-cyclopenten-1-one - ≥97% , CAS No.4683-50-5

CAS: 4683-50-5 Cat. No.: M170478 Molecular Weight: 112.13 EC Number: 960-614-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
DTWCFCILAJVNPE-UHFFFAOYSA-N | 3-Methoxy-2-cyclopenten-1-one, 99% | 3-methoxycyclopentenone | AS-38016 | 3-methoxy-2-cyclopentenone | 3-methoxycyclopent-2-en-1-one | 3-methoxy-cyclopent-2-enone | 3-Methoxycyclopent-2-enone | EN300-57099 | DTXSID90349192 |
Storage
Protected from light,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
M170478-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$34.90

$52.90
Save $18.00 (34.03%)
1g
M170478-1g
3

$85.90

$128.90
Save $43.00 (33.36%)
5g
M170478-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$267.90

$401.90
Save $134.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

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

Overview

3-Methoxy-2-cyclopenten-1-one (3-methoxycyclopent-2-enone) is a 3-methoxycycloalk-2- enone.

Specifications

Synonyms
DTWCFCILAJVNPE-UHFFFAOYSA-N | 3-Methoxy-2-cyclopenten-1-one, 99% | 3-methoxycyclopentenone | AS-38016 | 3-methoxy-2-cyclopentenone | 3-methoxycyclopent-2-en-1-one | 3-methoxy-cyclopent-2-enone | 3-Methoxycyclopent-2-enone | EN300-57099 | DTXSID90349192 |
Specifications & Purity
≥97%
Storage
Protected from light, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504759744
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504759744
Canonical SmilesCOC1=CC(=O)CC1
IUPAC Name3-methoxycyclopent-2-en-1-one
InChIKeyDTWCFCILAJVNPE-UHFFFAOYSA-N
INCHI1S/C6H8O2/c1-8-6-3-2-5(7)4-6/h4H,2-3H2,1H3
Isomeric SMILES COC1=CC(=O)CC1
WGK Germany 3
Molecular Weight 112.13
Reaxy-Rn 1927733
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1927733&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ Certificate of Analysis (COA)

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

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassVinylogous esters
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentVinylogous esters
Alternative Parents Cyclic ketones  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic homomonocyclic compounds
Substituents Vinylogous ester - Cyclic ketone - Ketone - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as vinylogous esters. These are organic compounds containing an ester group, which is indirectly attached to a carbonyl via an intervening vinyl (>C=C<) moiety.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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
A2629150Certificate of AnalysisFeb 03, 2026 M170478
F2004016Certificate of AnalysisJan 05, 2026 M170478
G2221096Certificate of AnalysisMay 07, 2025 M170478
G2221274Certificate of AnalysisMay 07, 2025 M170478
K2105063Certificate of AnalysisAug 20, 2024 M170478
K2105065Certificate of AnalysisAug 20, 2024 M170478
Chemical and Physical Properties
SensitivityLight sensitive
Melt Point(°C)49-53 °C
Molecular Weight112.130 g/mol
XLogP30.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass112.052 Da
Monoisotopic Mass112.052 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count8
Formal Charge0
Complexity135.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.