Methyl chloroacetate - AR, ≥99% , CAS No.96-34-4

CAS: 96-34-4 Cat. No.: M104120 Molecular Weight: 108.52 Beilstein Registry Number: 506255 EC Number: 202-501-1
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GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥99%
Synonyms
Q188382 | methyl 2-chloroacetate | methyl 2-chloro-acetate | Methyl monochloroacete | NSC 2635 | 2-Chloroacetic acid methyl ester | 2-chloro-acetic acid methyl ester | 2-Chloroacetic Acid Methyl Ester;Methyl Monochloroacetate; Methyl (c) paragraph sign-Ch
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Status
Price
Qty
100ml
M104120-100ml
≥10

$11.90

$14.90
Save $3.00 (20.13%)
500ml
M104120-500ml
3

$33.90

$46.90
Save $13.00 (27.72%)
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Why this grade

AR, ≥99% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships FedEx DG Service 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 15 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Q188382 | methyl 2-chloroacetate | methyl 2-chloro-acetate | Methyl monochloroacete | NSC 2635 | 2-Chloroacetic acid methyl ester | 2-chloro-acetic acid methyl ester | 2-Chloroacetic Acid Methyl Ester;Methyl Monochloroacetate; Methyl (c) paragraph sign-Ch
Specifications & Purity
AR, ≥99%
Storage
Room temperature
Shipped In
FedEx DG Service
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
AR
Purity
≥99%
Names and Identifiers
Pubchem Sid488180375
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488180375
Canonical SmilesCOC(=O)CCl
IUPAC Namemethyl 2-chloroacetate
InChIKeyQABLOFMHHSOFRJ-UHFFFAOYSA-N
INCHI1S/C3H5ClO2/c1-6-3(5)2-4/h2H2,1H3
Isomeric SMILES COC(=O)CCl
WGK Germany 2
RTECS AF9500000
UN Number 2295
Packing Group I
Molecular Weight 108.52
Beilstein 506255
Reaxy-Rn 506255
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=506255&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.

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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 acids and derivatives
ClassCarboxylic acids and derivatives
SubclassCarboxylic acid derivatives
Intermediate Tree Nodes Carboxylic acid esters
Direct ParentMethyl esters
Alternative Parents Alpha-halocarboxylic acid derivatives  Monocarboxylic acids and derivatives  Organochlorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  Alkyl chlorides  
Molecular FrameworkAliphatic acyclic compounds
Substituents Methyl ester - Alpha-halocarboxylic acid or derivatives - Alpha-halocarboxylic acid derivative - 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 methyl esters. These are organic compounds containing a carboxyl group that is esterified with a methyl group. They have the general structure RC(=O)OR', where R=H or organyl group and R'=methyl group.
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.

12 results found

Lot NumberCertificate TypeDateItem
H2229632Certificate of AnalysisJun 10, 2026 M104120
H2229633Certificate of AnalysisJun 10, 2026 M104120
H2229634Certificate of AnalysisJun 10, 2026 M104120
H2229635Certificate of AnalysisJun 10, 2026 M104120
E2613611Certificate of AnalysisMay 27, 2026 M104120
I1818207Certificate of AnalysisMay 20, 2026 M104120
H2202329Certificate of AnalysisMay 13, 2026 M104120
H2202330Certificate of AnalysisMay 13, 2026 M104120
L22071156Certificate of AnalysisFeb 04, 2026 M104120
D2122274Certificate of AnalysisJan 22, 2025 M104120
D2122275Certificate of AnalysisJan 22, 2025 M104120
B2302309Certificate of AnalysisApr 12, 2021 M104120

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Chemical and Physical Properties
SensitivityMoisture sensitive.
Refractive Index1.419~1.420
Flash Point(°F)116.6 °F
Flash Point(°C)50℃
Boil Point(°C)130~132°C
Melt Point(°C)-33°C
Molecular Weight108.520 g/mol
XLogP30.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count2
Exact Mass107.998 Da
Monoisotopic Mass107.998 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count6
Formal Charge0
Complexity52.800
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
Citations of This Product
References
1. Wang Jun, Zhu Tianlong, Deng Ziwen, Liu Haicheng, Huang Chunxiang, Li Na, Sun Xueni, Shao Hui, Qi Lv.  (2022)  Isobaric vapour-liquid equilibrium for systems of methyl chloroacetate, methyl dichloroacetate and methyl 2-chloropropionate at 101.33 kPa.  JOURNAL OF MOLECULAR LIQUIDS,      [PMID:] [10.1016/j.molliq.2022.118934]
2. Hu Keling, Sui Huachao, Zhao Dongping.  (2021)  Synergistic interaction of renewable nipagin and eugenol for aromatic copoly(ether ester) materials with desired performance.  Scientific Reports,  11  (1): (1-11).  [PMID:34916589] [10.1038/s41598-021-03614-z]
3. Huan Ding, Shouping Xu, Jiangjiang Wang, Zhouxiang Fan, Zhongquan Huang, Hui Wu, Pihui Pi, Jiang Cheng, Xiufang Wen.  (2021)  A conductive, antibacterial, and antifouling hydrogel based on zwitterion.  JOURNAL OF APPLIED POLYMER SCIENCE,  139  (7): (51648).  [PMID:] [10.1002/app.51648]
4. Jun-Li Yang, Yun-Han Yang, Yu-Peng Xun, Ke-Ke Wei, Jie Gu, Mei Chen, Li-Juan Yang.  (2019)  Novel Amino-pillar[5]arene as a Fluorescent Probe for Highly Selective Detection of Au3+ Ions.  ACS Omega,      [PMID:31681900] [10.1021/acsomega.9b02951]
5. Baolong Huo, Man Du, Ao Shen, Mengwen Li, Yaru Lai, Xue Bai, Aijun Gong, Leqiu Fang, Yunxu Yang.  (2018)  A “light-up” fluorescent probe based on TEMPO-oxidation for the detection of ClO- and application in real samples.  SENSORS AND ACTUATORS B-CHEMICAL,      [PMID:] [10.1016/j.snb.2018.12.115]
6. ChenDi Ding, JianHua Xu, Ling Tong, GuangCai Gong, Wei Jiang, Jiajun Fu.  (2017)  Design and Fabrication of a Novel Stimulus-Feedback Anticorrosion Coating Featured by Rapid Self-Healing Functionality for the Protection of Magnesium Alloy.  ACS Applied Materials & Interfaces,      [PMID:28545298] [10.1021/acsami.7b06347]
7. ChenDi Ding, Ying Liu, MingDong Wang, Ting Wang, JiaJun Fu.  (2016)  Self-healing, superhydrophobic coating based on mechanized silica nanoparticles for reliable protection of magnesium alloys.  Journal of Materials Chemistry A,  (21): (8041-8052).  [PMID:] [10.1039/C6TA02575G]
8. Tao Chang, Xiaorui Gao, Li Bian, Xiying Fu, Mingxia Yuan, Huanwang Jing.  (2015)  Coupling of epoxides and carbon dioxide catalyzed by Brönsted acid ionic liquids.  CHINESE JOURNAL OF CATALYSIS,      [PMID:] [10.1016/S1872-2067(14)60227-8]
9. Jiaxuan Feng, Hongjun Zang, Qing Yan, Mingguang Li, Xinqiang Jiang, Bowen Cheng.  (2015)  Dissolution and utilization of chitosan in a 1-carboxymethyl-3-methylimidazolium hydrochloride ionic salt aqueous solution.  JOURNAL OF APPLIED POLYMER SCIENCE,  132  (22):   [PMID:] [10.1002/app.41965]
10. Yubing Xiong, Yujiao Wang, Hong Wang, Rongmin Wang, Zipeng Cui.  (2011)  Novel one-step synthesis to cross-linked polymeric nanoparticles as highly active and selective catalysts for cycloaddition of CO2 to epoxides.  JOURNAL OF APPLIED POLYMER SCIENCE,  123  (3): (1486-1493).  [PMID:] [10.1002/app.34622]
11. Jiawei Liu, Qiang Tian, Lei Ye, Luqing Zhang, Zhaoran Wang, Jin Li, Yabin Zhang.  (2024)  A fast gelatinized asymmetric adhesive hydrogel for enhanced wearable sensor performance.  Journal of Materials Chemistry A,  12  (37): (25304-25321).  [PMID:] [10.1039/D4TA03628J]
12. Liwei Sun, Lipeng Wang, Meilin Yin, Shaokun Tang.  (2024)  Porous bi-functional ionic liquid-grafted metal–organic framework for diluted CO2 cycloaddition reaction.  SEPARATION AND PURIFICATION TECHNOLOGY,      [PMID:] [10.1016/j.seppur.2024.128222]
13. Yinghui Yuan, Guangli Dong, Yinglin Liu, Lili Tian, Bingyu He, Enliang Zhou, Hong Hao.  (2024)  Robust underwater superoleophobic coatings based on zwitterionic P(CBMAE-co-TMSPMA)/SiO2 with anti-adhesive behavior.  POLYMER ENGINEERING AND SCIENCE,      [PMID:] [10.1002/pen.26642]
14. Mengjia Hu, Jingjing Xiao, Hongqing Wang, Chen Yao, Yaxin Wu, Zhihong Xiao, Changzhu Li.  (2024)  Uranium extraction by a bifunctional extractant dialkyl (2-(hydroxyamino)-2-oxoethyl) phosphonate.  Journal of Environmental Chemical Engineering,      [PMID:] [10.1016/j.jece.2024.115137]
15. Yichuan Wang, Leilei Zhao, Bao Liu, Longhui Deng, Zhenqiang Wu.  (2025)  Nanofiber Networks from Self-Assembling Cardanol Amphiphiles: Toward Renewable Multifunctional Surfactants.  MOLECULES,  30  (20): (4119).  [PMID:41157136] [10.3390/molecules30204119]
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