甲基丙烯酸2-羟乙酯

Description

2-Hydroxyethyl methacrylate · CAS 868-77-9 · C6H10O3. UNII 6E1I4IV47V. Boiling Point: 67 °C @ 3.5 mm Hg; Boiling Point: 250 °C (calculated); Boiling Point: 67 °C @760 [mm Hg].

Identification

CAS Registry Number	868-77-9
PubChem CID	13360
Molecular formula	C6H10O3
IUPAC name	2-hydroxyethyl 2-methylprop-2-enoate
UNII (FDA)	6E1I4IV47V

Computed Descriptors

Molecular Weight	130.14
XLogP3	0.5
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	4
Exact Mass	130.062994177
Monoisotopic Mass	130.062994177
Topological Polar Surface Area	46.5
Heavy Atom Count	9
Formal Charge	0

Physical & Chemical Properties

Boiling Point	67 °C @ 3.5 mm Hg
Boiling Point	250 °C (calculated)
Boiling Point	67 °C @760 [mm Hg]
Melting Point	FP: -12 °C
Flash Point	97 °C (closed cup)
Flash Point	97 °C c.c.
Density	1.034 @ 25 °C/4 °C
Density	1.07 g/cm³
Density	1.034 @25 °C
Vapor Pressure	0.12 [mmHg]

Physical description & handling notes

• Liquid
• Clear mobile liquid; [HSDB] Colorless liquid with an ester-like odor; [Alfa Aesar MSDS]
• COLOURLESS LIQUID.
• Clear mobile liquid
• Miscible with water and soluble in common org solvents
• Solubility in water: miscible

Regulatory Status

Regulatory & Food Contact

FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS 2-Hydroxyethyl methacrylate (CAS Reg. No. 868-77-9) As a monomer in the manufacture of acrylic polymers complying with 21 CFR 177.1010, for use as components of r The FCS shall not exceed 8.4 percent by weight of the finished coating. CIR / INCI: Cosmetic ingredients (HEMA) -> CIR (Cosmetic Ingredient Review)

GHS notification summary

0.2% (3 / 1898)

GHS Hazard Classification

GHS notification summary	0.2% (3 / 1898)
Reported hazard statements	H315, H317, H319, H334

Documented Uses

• Frequently used in UV-curable inks and coatings; also used in adhesives, artificial nails, dental materials, and lacquers; [HSDB] Used in dentistry as one of the main volatile acrylates along with methyl methacrylate; [Reference #1] Used as a monomer in the synthesis of polymers (used in paints, adhesives, coatings, dental adhesive systems, etc.) for dental prosthetics, and for geotechnical grouting in construction work; [Reference #2]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Working with Glues and Adhesives [Category: Other]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• Silk-Screen Printing [Category: Other]
• Acrylic resins; binder for nonwoven fabrics; enamels.

Synonyms

2-HYDROXYETHYL METHACRYLATE; 868-77-9; Glycol methacrylate; Hydroxyethyl methacrylate; Ethylene glycol methacrylate; Glycol monomethacrylate; 2-(Methacryloyloxy)ethanol; 2-Hydroxyethylmethacrylate; Mhoromer; Monomer MG-1; Ethylene glycol monomethacrylate; 2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester; DTXSID7022128; beta-Hydroxyethyl methacrylate; Ethylene glycol, monomethacrylate; Monomethacrylic ether of ethylene glycol

Frequently Asked Questions

What are the CAS number and molecular formula of 2-Hydroxyethyl methacrylate?

CAS 868-77-9; molecular formula C6H10O3; molecular weight — g/mol.

What other names is 2-Hydroxyethyl methacrylate known by?

2-HYDROXYETHYL METHACRYLATE, 868-77-9, Glycol methacrylate, Hydroxyethyl methacrylate, Ethylene glycol methacrylate, Glycol monomethacrylate.

What is the regulatory status of 2-Hydroxyethyl methacrylate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS; 2-Hydroxyethyl methacrylate (CAS Reg. No. 868-77-9).

Is 2-Hydroxyethyl methacrylate classified as hazardous?

0.2% of GHS notifications report no hazard classification (3 of 1898).

What are the key physical properties of 2-Hydroxyethyl methacrylate?

Boiling Point: 67 °C @ 3.5 mm Hg; Boiling Point: 250 °C (calculated); Boiling Point: 67 °C @760 [mm Hg]; Melting Point: FP: -12 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.