甲基丙烯酸正丙酯

Description

n-Propyl methacrylate · CAS 2210-28-8 · C7H12O2. UNII 95Q6J7A6N3. Boiling Point: 286 °F at 760 mmHg (NTP, 1992); Boiling Point: 141 °C; Flash Point: 86 °F (NTP, 1992).

Identification

CAS Registry Number	2210-28-8
PubChem CID	16638
Molecular formula	C7H12O2
IUPAC name	propyl 2-methylprop-2-enoate
UNII (FDA)	95Q6J7A6N3

Computed Descriptors

Molecular Weight	128.17
XLogP3	2.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	4
Exact Mass	128.083729621
Monoisotopic Mass	128.083729621
Topological Polar Surface Area	26.3
Heavy Atom Count	9
Formal Charge	0

Physical & Chemical Properties

Boiling Point	286 °F at 760 mmHg (NTP, 1992)
Boiling Point	141 °C
Flash Point	86 °F (NTP, 1992)
Density	0.9022 g/cu cm at 20 °C
Vapor Pressure	6.38 [mmHg]
Vapor Pressure	6.38 mm Hg at 25 °C

Physical description & handling notes

• N-propyl methacrylate is a clear pale orange liquid. (NTP, 1992)
• Clear pale orange liquid; [CAMEO] Colorless liquid; [MSDSonline]
• Clear, pale orange liquid
• Insoluble (<1 mg/ml at 70 °F) (NTP, 1992)
• Miscible with ethyl alcohol, ethyl ether
• Insoluble in water

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS

GHS Hazard Classification

Reported hazard statements	H226 (100%), H315 (100%), H319 (100%), H335 (100%)

Documented Uses

• Used as monomer for acrylic resins; [HSDB]
• Plastic Composites Manufacturing [Category: Industry]
• Monomer for methacrylic polymers /Methacrylic acid esters/
• The methacrylates can be synthesized by catalytic oxidation of isobutylene and subsequent esterification with the appropriate alcohol, or by reacting acetone with hydrocyanic acid and subsequent esterification in sulfuric acid with the appropriate alcohol. /Methacrylic esters/
• Esterification or transesterification of n-propyl alcohol with either methacrylic acid or methyl methacrylate
• 2-Propenoic acid, 2-methyl-, propyl ester: ACTIVE

Synonyms

N-PROPYL METHACRYLATE; 2210-28-8; Propyl methacrylate; Methacrylic acid, propyl ester; Propyl 2-methyl-2-propenoate; 2-Propenoic acid, 2-methyl-, propyl ester; CCRIS 4864; HSDB 5455; 95Q6J7A6N3; EINECS 218-639-0; NSC 32624; NSC-32624; BRN 1744849; AI3-14513; PROPYL METHACRYLATE, N-; PROPYL METHACRYLATE ESTER

Frequently Asked Questions

What are the CAS number and molecular formula of n-Propyl methacrylate?

CAS 2210-28-8; molecular formula C7H12O2; molecular weight — g/mol.

What other names is n-Propyl methacrylate known by?

N-PROPYL METHACRYLATE, 2210-28-8, Propyl methacrylate, Methacrylic acid, propyl ester, Propyl 2-methyl-2-propenoate, 2-Propenoic acid, 2-methyl-, propyl ester.

What is the regulatory status of n-Propyl methacrylate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is n-Propyl methacrylate classified as hazardous?

Hazard statements reported: H226, H315, H319, H335.

What are the key physical properties of n-Propyl methacrylate?

Boiling Point: 286 °F at 760 mmHg (NTP, 1992); Boiling Point: 141 °C; Flash Point: 86 °F (NTP, 1992); Density: 0.9022 g/cu cm at 20 °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.