邻苯二甲酸二异癸酯

Description

diisodecyl phthalate · CAS 89-16-7 · C28H46O4. UNII WF93T741QI. Boiling Point: 482 to 495 °F at 4 mmHg (NTP, 1992); Boiling Point: BP: 253 °C at 4 mm Hg; Boiling Point: at 0.5kPa: 250-257 °C.

Identification

CAS Registry Number	89-16-7
PubChem CID	33599
Molecular formula	C28H46O4
IUPAC name	bis(8-methylnonyl) benzene-1,2-dicarboxylate
UNII (FDA)	WF93T741QI

Computed Descriptors

Molecular Weight	446.7
XLogP3	10.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	20
Exact Mass	446.33960994
Monoisotopic Mass	446.33960994
Topological Polar Surface Area	52.6
Heavy Atom Count	32
Formal Charge	0

Physical & Chemical Properties

Boiling Point	482 to 495 °F at 4 mmHg (NTP, 1992)
Boiling Point	BP: 253 °C at 4 mm Hg
Boiling Point	at 0.5kPa: 250-257 °C
Melting Point	-58 °F (NTP, 1992)
Melting Point	-50 °C
Flash Point	450 °F (NTP, 1992)
Flash Point	275 °C (527 °F) - closed cup
Flash Point	450 °F (232 °C) (Open cup)
Flash Point	229 °C c.c.
Solubility	In water, 0.28 mg/L at 25 °C

Physical description & handling notes

• Diisodecyl phthalate appears as colorless liquid. May float or sink in water. (USCG, 1999)
• Large Crystals; Other Solid
• Clear liquid; [Hawley] Oily viscous liquid; [CHEMINFO]
• CLEAR VISCOUS LIQUID.
• Clear liquid
• Mild odor

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetics ingredient -> Fragrance
GHS notification summary	53.8% (157 / 292)

GHS Hazard Classification

GHS notification summary	53.8% (157 / 292)
Reported hazard statements	H400 (21.2%), H410 (13.7%), H411 (24.3%), H413, H361

Documented Uses

• Used as plasticizer for polyvinyl chloride in calendered film, coated fabrics, building wire jackets, wire and cable extrusion, and other applications; [HSDB]
• Plastic Composites Manufacturing [Category: Industry]
• PLASTICIZER FOR POLYVINYL CHLORIDE FOR CALENDERED FILM, SHEET, COATED FABRICS, BUILDING WIRE JACKETS, & IN WIRE & CABLE EXTRUSION
• Wire cable, and auto vinyl upholstery.
• General purpose plasticizer for polyvinyl chloride; preferred plasticizer for PVC in wire and cable applications.
• Not Known or Reasonably Ascertainable

Synonyms

DIISODECYL PHTHALATE; 26761-40-0; Palatinol Z; di-isodecyl phthalate; Vestinol DZ; Plasticized ddp; bis(8-methylnonyl) benzene-1,2-dicarboxylate; Sicol 184; DIDP (plasticizer); Bis(isodecyl)phthalate; Di(i-decyl) phthalate; Bis(isodecyl) phthalate; Phthalic acid, diisodecyl ester; Di-''isodecyl'' phthalate; 1,2-Benzenedicarboxylic acid, diisodecyl ester; Phthalic acid, bis(8-methylnonyl) ester

Frequently Asked Questions

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

CAS 89-16-7; molecular formula C28H46O4; molecular weight — g/mol.

What other names is diisodecyl phthalate known by?

DIISODECYL PHTHALATE, 26761-40-0, Palatinol Z, di-isodecyl phthalate, Vestinol DZ, Plasticized ddp.

What is the regulatory status of diisodecyl phthalate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CIR / INCI: Cosmetics ingredient -> Fragrance.

Is diisodecyl phthalate classified as hazardous?

53.8% of GHS notifications report no hazard classification (157 of 292).

What are the key physical properties of diisodecyl phthalate?

Boiling Point: 482 to 495 °F at 4 mmHg (NTP, 1992); Boiling Point: BP: 253 °C at 4 mm Hg; Boiling Point: at 0.5kPa: 250-257 °C; Melting Point: -58 °F (NTP, 1992).

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.