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Methacryloyl Chloride 95% (stabilised with 200 ppm MEHQ)

CAS 920-46-7 CH2=C(CH3)COCl MW 104.53 In stock

Methacryloyl chloride 95% (stabilised with 200 ppm MEHQ) is a reactive acylating agent used in polymer synthesis and organic chemistry. It is a colourless to pale yellow liquid with a pungent odour. CAS: 920-46-7, molecular formula: CH₂=C(CH₃)COCl, molecular weight: 104.53 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies Methacryloyl Chloride 95% (stabilised with 200 ppm MEHQ) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Methacryloyl chloride 95% (stabilised with 200 ppm MEHQ) is a reactive acylating agent used in polymer synthesis and organic chemistry. It is a colourless to pale yellow liquid with a pungent odour. CAS: 920-46-7, molecular formula: CH₂=C(CH₃)COCl, molecular weight: 104.53 g/mol. Store at ambient temperature. Signal word: Danger. Molekula supplies Methacryloyl Chloride 95% (stabilised with 200 ppm MEHQ) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance Clear colourless to pale yellow liquid
Assay ≥95.0%

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point 2 C
Transport Class 6.1(3,8)
Packing Group I
Shelf Life 24 months
Acidity Acid

Identification

Property Value
CAS Number 920-46-7
Molecular Formula CH2=C(CH3)COCl
Molecular Weight 104.53
SMILES O=C(Cl)C(=C)C
EC / UN Number 3488
REACH Code Y110
TSCA Listed Yes
HTS Code 29161950
Tariff Code 2916199590

Safety & GHS

Danger
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Oxidizing Oxidizing GHS03
  • GHS pictogram — Compressed Gas Compressed Gas GHS04
  • GHS pictogram — Corrosive Corrosive GHS05

Hazard statements

  • H225 Highly flammable liquid and vapour
  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage
  • H317 May cause an allergic skin reaction
  • H330 Fatal if inhaled
  • H412 Harmful to aquatic life with long lasting effects

Precautionary statements

  • P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P273 Avoid release to the environment
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is Methacryloyl Chloride used for?

It is primarily used as a reactive intermediate in the synthesis of polymers and coatings, particularly in acrylic resins and adhesives.

What is the chemical formula and molecular weight of Methacryloyl Chloride?

The formula is CH2=C(CH3)COCl with a molecular weight of 104.53 g/mol.

How should Methacryloyl Chloride be stored?

It should be stored at ambient temperature, protected from moisture and light, and kept in a tightly sealed container.

What grade of Methacryloyl Chloride does Molekula supply?

Molekula supplies Methacryloyl Chloride at 95% purity, stabilized with 200 ppm MEHQ.

Can Molekula supply Methacryloyl Chloride in bulk?

Yes, Molekula can supply Methacryloyl Chloride in bulk quantities—please contact sales for details.

What documentation comes with a purchase of Methacryloyl Chloride?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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