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Monomers

2-Hydroxypropyl methacrylate

Also known as Acryester HP, beta-Hydroxypropyl methacrylate, 2-Hydroxypropyl 2-methyl-2-propenoate

CAS 923-26-2Formula C7H12O3Molar mass 144.17 g/molEC 213-090-3
GHS signal word: Warning. Pictograms: Harmful or irritant 28 suppliers listed
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2-Hydroxypropyl methacrylate chemical structure, C7H12O3, CAS 923-26-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
923-26-2
Formula
C7H12O3
Molar mass
144.17 g/mol
Physical form
Liquid
HS code
291614
Category
Monomers
Illustrative photo, 200 litre steel drums of liquid in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is 2-Hydroxypropyl methacrylate?

Plain description, key identifiers and synonyms

2-hydroxypropyl methacrylate is an enoate ester that is the 1-methacryloyl derivative of propane-1,2-diol. It has a role as a polymerisation monomer. It is functionally related to a propane-1,2-diol and a methacrylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-hydroxypropyl 2-methylprop-2-enoate
CAS number
923-26-2 CAS number cross-checked
EC number
213-090-3
Molecular formula
C7H12O3
UNII
V9B8S034AW
MDL number
MFCD00004536
InChIKey
VHSHLMUCYSAUQU-UHFFFAOYSA-N
InChI
InChI=1S/C7H12O3/c1-5(2)7(9)10-4-6(3)8/h6,8H,1,4H2,2-3H3
SMILES (canonical and isomeric)
CC(COC(=O)C(=C)C)O

Synonyms

  • Acryester HP
  • beta-Hydroxypropyl methacrylate
  • 2-Hydroxypropyl 2-methyl-2-propenoate
  • 2-Propenoic acid, 2-methyl-, 2-hydroxypropyl ester
  • Methacrylic acid, 2-hydroxypropyl ester
  • 2-HPMA
  • Blemmer p
  • 2-Hydroxypropylmethacrylate
  • 2-hydroxypropyl 2-methylprop-2-enoate
  • 2-Hydroxypropyl 2-methylacrylate
  • methacrylic acid 2-hydroxypropyl ester
  • 2HPMA
  • 2-hydroxy-n-propyl methacrylate
  • 2-hydroxy-3-propyl methacrylate
  • 1,2-Propanediol, 1-methacrylate
  • 2-Hydroxypropyl 2-methylacrylate #
  • 2-Hydroxy propyl methacrylate
  • 2-Hydroxypropyl methacrylate (HPMA)
  • Hydroxypropyl methacrylate, mixture of isomers
  • Hydroxypropyl Methacrylate (mixture of 2-Hydroxypropyl and 2-Hydroxy-1-methylethyl Methacrylate) (stabilized with MEHQ)
  • Hydroxypropyl Methacrylate, (mixture of 2-Hydroxypropyl and 2-Hydroxy-1-methylethyl Methacrylate) (stabilized with MEHQ)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
144.17 g/molcalc.
Exact mass
144.0786 Dacalc.
LogP (octanol/water)
0.49calc.
Topological polar surface area
46.53 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
3calc.
Heavy atoms
10calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.57calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
Precautionary statements (11)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

2-Hydroxypropyl methacrylate suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 28 suppliers
28 of 28 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

28 suppliers in 9 countries

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2-Hydroxypropyl methacrylate price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Industrial uses: Monomers.

Roles

  • polymerisation monomer

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 607-125-00-5[1]

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2-Hydroxypropyl methacrylate is traded under.

HS 2916.14Indicative HS code

Esters of methacrylic acid

World exports in 2024
$2.53B
+24.9% vs 2023, imports $2.62B
2019 to 2024
Top exporters
  1. China24.9%
  2. Saudi Arabia11.6%
  3. United States10.3%
Top importers
  1. Netherlands11.2%
  2. United States10.6%
  3. Malaysia8.1%
Reported customs values in USD, not prices.Full trade data

The HS code shown for 2-Hydroxypropyl methacrylate is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Hydroxypropyl methacrylate, based on the data on this page

What is 2-Hydroxypropyl methacrylate?

2-hydroxypropyl methacrylate is an enoate ester that is the 1-methacryloyl derivative of propane-1,2-diol. It has a role as a polymerisation monomer. It is functionally related to a propane-1,2-diol and a methacrylic acid.

What is the CAS number of 2-Hydroxypropyl methacrylate?

The CAS registry number of 2-Hydroxypropyl methacrylate is 923-26-2.

What is the molecular formula and weight of 2-Hydroxypropyl methacrylate?

The molecular formula of 2-Hydroxypropyl methacrylate is C7H12O3 and its molar mass is 144.17 g/mol.

What is 2-Hydroxypropyl methacrylate used for?

Industrial uses: Monomers.

Is 2-Hydroxypropyl methacrylate hazardous?

2-Hydroxypropyl methacrylate carries the GHS signal word "Warning". Main hazards: may cause an allergic skin reaction, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Hydroxypropyl methacrylate?

2-Hydroxypropyl methacrylate is usually classified under HS code 291614 (Esters of methacrylic acid). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Hydroxypropyl methacrylate?

CompoundList lists 28 suppliers of 2-Hydroxypropyl methacrylate in China, United States, Netherlands, United Kingdom and 5 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Hydroxypropyl methacrylate?

Suppliers quote 2-Hydroxypropyl methacrylate on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 2-Hydroxypropyl methacrylate

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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