Diallyl Phthalate

Description

Diallyl Phthalate · CAS 131-17-9 · C14H14O4. UNII F79L0UL6ST. Boiling Point: 554 °F at 760 mmHg (NTP, 1992); Boiling Point: 158-165 °C at 4 mm Hg; Boiling Point: 290 °C.

Identification

CAS Registry Number	131-17-9
PubChem CID	8560
Molecular formula	C14H14O4
IUPAC name	bis(prop-2-enyl) benzene-1,2-dicarboxylate
UNII (FDA)	F79L0UL6ST

Computed Descriptors

Molecular Weight	246.26
XLogP3	3.2
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	8
Exact Mass	246.08920892
Monoisotopic Mass	246.08920892
Topological Polar Surface Area	52.6
Heavy Atom Count	18
Formal Charge	0

Physical & Chemical Properties

Boiling Point	554 °F at 760 mmHg (NTP, 1992)
Boiling Point	158-165 °C at 4 mm Hg
Boiling Point	290 °C
Boiling Point	157 °C @760 [mm Hg]
Melting Point	-94 °F (NTP, 1992)
Melting Point	freezing point: -70 °C
Melting Point	-70 °C
Flash Point	230 °F (NTP, 1992)
Flash Point	166 °C
Flash Point	330 °F (166 °C) (Closed cup)

Physical description & handling notes

• Diallyl phthalate is a clear pale-yellow liquid. Odorless. (NTP, 1992)
• Liquid
• Clear liquid; [Hawley] Slightly yellow; [MSDSonline]
• COLOURLESS LIQUID.
• Nearly colorless, oily liquid
• mild lachrymatory

Regulatory Status

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

GHS Hazard Classification

Reported hazard statements	H302, H400, H410, H332 (17.7%), H317 (30.5%), H371, H373, H340

Documented Uses

• Used to make insulators, potentiometers, and circuit boards in communication, computer, and aerospace systems; Also used as a monomer in thermosetting plastics, a diluent in polyester spray systems, a dye carrier; a sealant in insulating varnishes and metal castings, and an impregnant for jewelry; [HSDB]
• Most diallyl phthalate compounds are sold under military specification and are used in critical electrical/electronic applications requiring high reliability under long-term, adverse environmental conditions. A significant application area is in electronic connectors in communications, computer and aerospace systems. Other uses are insulators, potentiometers, and circuit boards.
• Diallyl phthalate (DAP) is used in industry as a monomer in the processing of thermosetting plastics, polyester resins, and varnishes.
• PEROXIDE DILUENT IN POLYESTER SPRAY SYSTEMS; DYE CARRIER, EG, IN POLYESTER DYEING; SEALANT, EG, IN INSULATING VARNISHES AND METAL CASTINGS; IMPREGNANT, EG, FOR JEWELRY
• Primary plasticizer that will polymerize if not inhibited, a monomer that will polymerize with heat and catalyst. Forms low-pressure laminates with various fillers such as glass cloth, paper, etc., for electrical insulation.
• For more Uses (Complete) data for DIALLYL PHTHALATE (7 total), please visit the HSDB record page.

Synonyms

DIALLYL PHTHALATE; 131-17-9; Allyl phthalate; Diallylphthalate; Dapon R; Dapon 35; Phthalic acid, diallyl ester; 1,2-Benzenedicarboxylic acid, di-2-propenyl ester; o-Phthalic acid, diallyl ester; NCI-C50657; DTXSID7020392; Diallylester kyseliny ftalove; Di-2-propenyl 1,2-benzenedicarboxylate; Diallylester phthalic acid; 1,2-Benzenedicarboxylic acid, 1,2-di-2-propen-1-yl ester; bis(prop-2-enyl) benzene-1,2-dicarboxylate

Frequently Asked Questions

What are the CAS number and molecular formula of Diallyl Phthalate?

CAS 131-17-9; molecular formula C14H14O4; molecular weight — g/mol.

What other names is Diallyl Phthalate known by?

DIALLYL PHTHALATE, 131-17-9, Allyl phthalate, Diallylphthalate, Dapon R, Dapon 35.

What is the regulatory status of Diallyl Phthalate?

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

Is Diallyl Phthalate classified as hazardous?

Hazard statements reported: H302, H400, H410, H332, H317.

What are the key physical properties of Diallyl Phthalate?

Boiling Point: 554 °F at 760 mmHg (NTP, 1992); Boiling Point: 158-165 °C at 4 mm Hg; Boiling Point: 290 °C; Boiling Point: 157 °C @760 [mm Hg].

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.