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Thickeners and film formers

2-Hydroxybutyl methacrylate

Also known as 2-Propenoic acid, 2-methyl-, 2-hydroxybutyl ester, Light ester hob, 1,2-Butanediol, 1-methacrylate

CAS 13159-51-8Formula C8H14O3Molar mass 158.20 g/molEC 603-497-8
GHS signal word: Warning. Pictograms: Harmful or irritant
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2-Hydroxybutyl methacrylate chemical structure, C8H14O3, CAS 13159-51-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13159-51-8
Formula
C8H14O3
Molar mass
158.20 g/mol
EC number
603-497-8
HS code
291614
Category
Thickeners and film formers

What is 2-Hydroxybutyl methacrylate?

Plain description, key identifiers and synonyms

2-Hydroxybutyl methacrylate is a chemical substance with the molecular formula C8H14O3 and a molar mass of 158.20 g/mol. Its CAS registry number is 13159-51-8. The IUPAC name is 2-hydroxybutyl 2-methylprop-2-enoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-hydroxybutyl 2-methylprop-2-enoate
CAS number
13159-51-8 CAS number cross-checked
EC number
603-497-8
Molecular formula
C8H14O3
UNII
S3WK54I49F
MDL number
MFCD19707078
INCI name
HYDROXYBUTYL METHACRYLATE
InChIKey
IEVADDDOVGMCSI-UHFFFAOYSA-N
InChI
InChI=1S/C8H14O3/c1-4-7(9)5-11-8(10)6(2)3/h7,9H,2,4-5H2,1,3H3
SMILES (canonical and isomeric)
CCC(COC(=O)C(=C)C)O

Synonyms

  • 2-Propenoic acid, 2-methyl-, 2-hydroxybutyl ester
  • Light ester hob
  • 1,2-Butanediol, 1-methacrylate
  • Methacrylic acid, 2-hydroxybutyl ester
  • 2-hydroxybutyl 2-methylprop-2-enoate
  • Hydroxybutyl methacrylate
  • 2-hydroxybutylmethacrylate
  • 2-Hydroxybutyl methacrylate(mixtureofisomers)(stabilizedwithMEHQ)
  • 2-Hydroxybutyl Methacrylate, inverted exclamation markO97%,mixture of isomers,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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
158.20 g/molcalc.
Exact mass
158.0943 Dacalc.
LogP (octanol/water)
0.88calc.
Topological polar surface area
46.53 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
4calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.63calc.
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

  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (18)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • 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.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • 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.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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-Hydroxybutyl methacrylate suppliers

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2-Hydroxybutyl 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

Cosmetic ingredient, INCI name HYDROXYBUTYL METHACRYLATE(binding)

Functional uses

  • Binder

Cosmetic functions

  • Binding

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 2-Hydroxybutyl 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-Hydroxybutyl 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-Hydroxybutyl methacrylate, based on the data on this page

What is 2-Hydroxybutyl methacrylate?

2-Hydroxybutyl methacrylate is a chemical substance with the molecular formula C8H14O3 and a molar mass of 158.20 g/mol. Its CAS registry number is 13159-51-8. The IUPAC name is 2-hydroxybutyl 2-methylprop-2-enoate.

What is the CAS number of 2-Hydroxybutyl methacrylate?

The CAS registry number of 2-Hydroxybutyl methacrylate is 13159-51-8.

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

The molecular formula of 2-Hydroxybutyl methacrylate is C8H14O3 and its molar mass is 158.20 g/mol.

What is 2-Hydroxybutyl methacrylate used for?

Known uses and roles of 2-Hydroxybutyl methacrylate include thickeners in cosmetics and personal care, monomers in plastics and polymers, reactive monomers in adhesives and sealants, binding and binder.

Is 2-Hydroxybutyl methacrylate hazardous?

2-Hydroxybutyl methacrylate carries the GHS signal word "Warning". Main hazards: causes skin irritation, 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-Hydroxybutyl methacrylate?

2-Hydroxybutyl 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-Hydroxybutyl methacrylate?

Post a free request on CompoundList and suppliers of 2-Hydroxybutyl methacrylate will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Hydroxybutyl methacrylate?

Suppliers quote 2-Hydroxybutyl 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-Hydroxybutyl 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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