邻苯二甲酸二癸酯

Description

didecyl phthalate · CAS 84-77-5 · C28H46O4. UNII FI5FBN947Z. Boiling Point: BP: 261 °C at 5 mmHg; Melting Point: 2.5 °C; Solubility: In water, 2.20X10-4 mg/L at 25 °C.

Identification

CAS Registry Number	84-77-5
PubChem CID	6788
Molecular formula	C28H46O4
IUPAC name	didecyl benzene-1,2-dicarboxylate
UNII (FDA)	FI5FBN947Z

Computed Descriptors

Molecular Weight	446.7
XLogP3	11.2
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	22
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	BP: 261 °C at 5 mmHg
Melting Point	2.5 °C
Solubility	In water, 2.20X10-4 mg/L at 25 °C
Density	0.9675 at 20 °C/20 °C
Vapor Pressure	0.00000001 [mmHg]
LogP	log Kow = 9.05
LogP	9.05
Viscosity	113.2 cP at 20 °C

Physical description & handling notes

• Light colored liquid; [Hawley] Clear, very faintly yellow viscous liquid; [MSDSonline]
• Light-colored liquid
• Viscous liquid
• COLORLESS
• PRACTICALLY ODORLESS
• 450 °F (CLOSED CUP)

Regulatory Status

Regulatory & Food Contact	FDA Cumulative Estimated Daily Intake (CEDI): FCS

Documented Uses

• Used as plasticizer (especially for vinyl resins); Also used to make electric cables and plastisols; [HSDB]
• Plastic Composites Manufacturing [Category: Industry]
• Plasticizer, especially for vinyl resins.
• IN MANUFACTURE OF ELECTRIC CABLES; ALSO FOR MAKING PLASTISOLS
• 1,2-Benzenedicarboxylic acid, didecyl ester is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and/or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B; 51FR21438).
• Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#5311]

Synonyms

DIDECYL PHTHALATE; 84-77-5; Decyl phthalate; Di-n-decyl phthalate; Vinicizer 105; Vinysize 105; Phthalic acid, didecyl ester; Didecyl 1,2-Benzenedicarboxylate; 1,2-Benzenedicarboxylic acid, didecyl ester; didecyl benzene-1,2-dicarboxylate; DTXSID3026512; AI3-02692 (USDA); FI5FBN947Z; NSC-15319; DTXCID706512; RefChem:133271

Frequently Asked Questions

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

CAS 84-77-5; molecular formula C28H46O4; molecular weight — g/mol.

What other names is didecyl phthalate known by?

DIDECYL PHTHALATE, 84-77-5, Decyl phthalate, Di-n-decyl phthalate, Vinicizer 105, Vinysize 105.

What is the regulatory status of didecyl phthalate?

Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS.

What are the key physical properties of didecyl phthalate?

Boiling Point: BP: 261 °C at 5 mmHg; Melting Point: 2.5 °C; Solubility: In water, 2.20X10-4 mg/L at 25 °C; Density: 0.9675 at 20 °C/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.