邻苯二甲酸二异壬酯，酯的混合物

Description

di-'isononyl' phthalate, mixture of esters · CAS 28553-12-0 · C26H42O4. UNII 4010KIX4CK. Boiling Point: 172 °F at 760 mmHg (USCG, 1999); Boiling Point: BP: 252 °C at 5 mm Hg; Boiling Point: at 0.7kPa: 244-252 °C.

Identification

CAS Registry Number	28553-12-0
PubChem CID	590836
Molecular formula	C26H42O4
IUPAC name	bis(7-methyloctyl) benzene-1,2-dicarboxylate
UNII (FDA)	4010KIX4CK

Computed Descriptors

Molecular Weight	418.6
XLogP3	9.6
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	18
Exact Mass	418.30830982
Monoisotopic Mass	418.30830982
Topological Polar Surface Area	52.6
Heavy Atom Count	30
Formal Charge	0

Physical & Chemical Properties

Boiling Point	172 °F at 760 mmHg (USCG, 1999)
Boiling Point	BP: 252 °C at 5 mm Hg
Boiling Point	at 0.7kPa: 244-252 °C
Melting Point	-48 °C
Melting Point	-43 °C
Flash Point	221 °C c.c.
Solubility	In water, 0.2 mg/L at 20 °C
Density	0.972 g/cu cm at 20 °C/20 °C
Vapor Pressure	0.00000054 [mmHg]
Vapor Pressure	5.4X10-7 mm Hg at 25 °C

Physical description & handling notes

• Di-isononyl phthalate is an oily colorless liquid with a slight ester odor. Denser than water. Insoluble in water. (USCG, 1999)
• Liquid; Liquid; Other Solid; Wet Solid
• Viscous oily liquid; [ICSC]
• OILY VISCOUS LIQUID.
• Colorless liquid
• greater than 200 °F (NTP, 1992)

Regulatory Status

Regulatory & Food Contact	FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
GHS notification summary	99.3% (895 / 901)

GHS Hazard Classification

GHS notification summary	99.3% (895 / 901)
Reported hazard statements	H361, H351, H360

Documented Uses

• Used as a plasticizer for PVC and flexible vinyls; [Merck Index]
• General purpose plasticizers for PVC applications and flexible vinyls.
• Dialkyl phthalate ester plasticizer used to impart softness and flexibility to PVC products.
• ... Plasticizers, ... adhesives, plastisols, and nitrocellulose lacquer coatings. ...
• ... Nonplasticizer products, such as perfumes and cosmetics, and plasticizer products, such as vinyl swimming pools, plasticized vinyl seats (on furniture and in cars), and clothing (jackets, raincoats, boots, etc). /Phthalate esters/
• For more Uses (Complete) data for DIISONONYL PHTHALATE (8 total), please visit the HSDB record page.

Synonyms

DIISONONYL PHTHALATE; 28553-12-0; Diisononylphthalate; DINP; bis(7-methyloctyl) benzene-1,2-dicarboxylate; Enj 2065; Sansocizer DINP; Vestinol NN; Jayflex DINP; Vestinol 9; Phthalisocizer DINP; Baylectrol 4200; di-isononyl phthalate; Witamol 150; Phthalic acid, diisononyl ester; Di-''isononyl'' phthalate

Frequently Asked Questions

What are the CAS number and molecular formula of di-'isononyl' phthalate, mixture of esters?

CAS 28553-12-0; molecular formula C26H42O4; molecular weight — g/mol.

What other names is di-'isononyl' phthalate, mixture of esters known by?

DIISONONYL PHTHALATE, 28553-12-0, Diisononylphthalate, DINP, bis(7-methyloctyl) benzene-1,2-dicarboxylate, Enj 2065.

What is the regulatory status of di-'isononyl' phthalate, mixture of esters?

Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is di-'isononyl' phthalate, mixture of esters classified as hazardous?

99.3% of GHS notifications report no hazard classification (895 of 901).

What are the key physical properties of di-'isononyl' phthalate, mixture of esters?

Boiling Point: 172 °F at 760 mmHg (USCG, 1999); Boiling Point: BP: 252 °C at 5 mm Hg; Boiling Point: at 0.7kPa: 244-252 °C; Melting Point: -48 °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.