邻苯二甲酸二甲酯

Description

dimethylglycol phthalate · CAS 117-82-8 · C14H18O6. UNII 68W8XUO221. Boiling Point: 340 °C; Melting Point: Freezing point: -45 °C; Flash Point: 410 °F (210 °C) (Open cup).

Identification

CAS Registry Number	117-82-8
PubChem CID	8344
Molecular formula	C14H18O6
IUPAC name	bis(2-methoxyethyl) benzene-1,2-dicarboxylate
UNII (FDA)	68W8XUO221

Computed Descriptors

Molecular Weight	282.29
XLogP3	1.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	6
Rotatable Bond Count	10
Exact Mass	282.11033829
Monoisotopic Mass	282.11033829
Topological Polar Surface Area	71.1
Heavy Atom Count	20
Formal Charge	0

Physical & Chemical Properties

Boiling Point	340 °C
Melting Point	Freezing point: -45 °C
Flash Point	410 °F (210 °C) (Open cup)
Density	1.1596 g/cu cm at 20 °C
Vapor Pressure	0.000228 [mmHg]
Vapor Pressure	VP: 0.01 MM HG AT 20 °C
Autoignition Temperature	750 °F (399 °C)
Viscosity	32 cP

Physical description & handling notes

• Nearly colorless liquid; [HSDB]
• Oily liquid
• PRACTICALLY COLORLESS, OILY LIQ
• VERY SLIGHT
• Mild odor
• BP: 230 deg at 10 mm Hg

GHS Hazard Classification

Reported hazard statements	H360 (100%), H371, H373

Documented Uses

• Used as a plasticizer (especially for cellulose acetate), a solvent, and in molding compositions, adhesives, laminating cements, and flash bulb lacquers; [HSDB]
• Working with Glues and Adhesives [Category: Other]
• ... Plasticizer for cellulosic resins and some vinyl ester resins.
• Plasticizer, especially for cellulose acetate; solvent
• Molding compositions, adhesives, laminating cements, and flash bulb lacquers
• Ethylene glycol monomethyl ether + phthalic anhydride (esterification)

Synonyms

Dimethoxyethyl phthalate; Di(2-methoxyethyl)phthalate; RefChem:568783; BIS(2-METHOXYETHYL) PHTHALATE; 117-82-8; Kesscoflex MCP; 2-Methoxyethyl phthalate; Di(2-methoxyethyl) phthalate; Methyl glycol phthalate; Dimethylglycol phthalate; Bis(methoxyethyl) phthalate; Kodaflex DMEP; Dimethoxy ethyl phthalate; bis(2-methoxyethyl) benzene-1,2-dicarboxylate; Bis(methylglycol) phthalate; NSC 2147

Frequently Asked Questions

What are the CAS number and molecular formula of dimethylglycol phthalate?

CAS 117-82-8; molecular formula C14H18O6; molecular weight — g/mol.

What other names is dimethylglycol phthalate known by?

Dimethoxyethyl phthalate, Di(2-methoxyethyl)phthalate, RefChem:568783, BIS(2-METHOXYETHYL) PHTHALATE, 117-82-8, Kesscoflex MCP.

Is dimethylglycol phthalate classified as hazardous?

Hazard statements reported: H360, H371, H373.

What are the key physical properties of dimethylglycol phthalate?

Boiling Point: 340 °C; Melting Point: Freezing point: -45 °C; Flash Point: 410 °F (210 °C) (Open cup); Density: 1.1596 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.