2-Chloroethyl methacrylate - ≥97% , CAS No.1888-94-4

CAS: 1888-94-4 Cat. No.: M140401 Molecular Weight: 148.59 Beilstein Registry Number: 956599 EC Number: 217-566-1
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-Chloroethyl methacrylate|1888-94-4|2-chloroethyl 2-methylprop-2-enoate|2-Propenoic acid, 2-methyl-, 2-chloroethyl ester|Chloroethyl methacrylate|METHACRYLIC ACID, 2-CHLOROETHYL ESTER|NSC 18595|.beta.-Chloroethyl methacrylate|Methacrylic acid 2-chloroeth
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M140401-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$11.90

$17.90
Save $6.00 (33.52%)
10g
M140401-10g
3

$86.90

$130.90
Save $44.00 (33.61%)
25g
M140401-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$195.90

$293.90
Save $98.00 (33.34%)
50g
M140401-50g
3

$329.90

$494.90
Save $165.00 (33.34%)
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Why this grade

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

🌡

Storage & shipping

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.

Specifications

Synonyms
2-Chloroethyl methacrylate | 1888-94-4 | 2-chloroethyl 2-methylprop-2-enoate | 2-Propenoic acid, 2-methyl-, 2-chloroethyl ester | Chloroethyl methacrylate | METHACRYLIC ACID, 2-CHLOROETHYL ESTER | NSC 18595 | .beta.-Chloroethyl methacrylate | Methacrylic acid 2-chloroeth
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488182188
Canonical SmilesCC(=C)C(=O)OCCCl
IUPAC Name2-chloroethyl 2-methylprop-2-enoate
InChIKeyGPOGMJLHWQHEGF-UHFFFAOYSA-N
INCHI1S/C6H9ClO2/c1-5(2)6(8)9-4-3-7/h1,3-4H2,2H3
Isomeric SMILES CC(=C)C(=O)OCCCl
RTECS OZ3855000
Molecular Weight 148.59
Beilstein 956599
Reaxy-Rn 956599
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=956599&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
ClassCarboxylic acids and derivatives
SubclassCarboxylic acid derivatives
Intermediate Tree Nodes Carboxylic acid esters - Alpha,beta-unsaturated carboxylic esters
Direct ParentEnoate esters
Alternative Parents Monocarboxylic acids and derivatives  Organochlorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  Alkyl chlorides  
Molecular FrameworkAliphatic acyclic compounds
Substituents Enoate ester - Monocarboxylic acid or derivatives - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organochloride - Organohalogen compound - Carbonyl group - Alkyl halide - Alkyl chloride - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as enoate esters. These are an alpha,beta-unsaturated carboxylic ester of general formula R1C(R2)=C(R3)C(=O)OR4 (R4= organyl compound) in which the ester C=O function is conjugated to a C=C double bond at the alpha,beta position.
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
E2609039Certificate of AnalysisMay 13, 2026 M140401
E2621127Certificate of AnalysisMay 13, 2026 M140401
H2218295Certificate of AnalysisApr 02, 2026 M140401
H2218302Certificate of AnalysisApr 02, 2026 M140401
K2429004Certificate of AnalysisNov 30, 2024 M140401
K2112463Certificate of AnalysisAug 17, 2023 M140401
Chemical and Physical Properties
SolubilityImmiscible with water.
Refractive Index1.451
Flash Point(°F)156°F
Flash Point(°C)69℃
Boil Point(°C)170℃
Molecular Weight148.590 g/mol
XLogP31.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count4
Exact Mass148.029 Da
Monoisotopic Mass148.029 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity120.000
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
Documents & Articles
Solution Calculators
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