磷酸异丙基苯基二苯基酯

Description

ISOPROPYL PHENYL DIPHENYL PHOSPHATE · CAS 28108-99-8 · C21H21O4P. UNII 8W6EIH93ZY. Vapor Pressure: 0.00000035 [mmHg]; LogP: log Kow= 5.31.

Identification

CAS Registry Number	28108-99-8
PubChem CID	34148
Molecular formula	C21H21O4P
IUPAC name	diphenyl (2-propan-2-ylphenyl) phosphate
UNII (FDA)	8W6EIH93ZY

Computed Descriptors

Molecular Weight	368.4
XLogP3	6.1
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	7
Exact Mass	368.11774614
Monoisotopic Mass	368.11774614
Topological Polar Surface Area	44.8
Heavy Atom Count	26
Formal Charge	0

Physical & Chemical Properties

Vapor Pressure	0.00000035 [mmHg]
LogP	log Kow= 5.31

Physical description & handling notes

• Isopropylphenyl diphenyl phosphate is a viscous light yellow liquid. (NTP, 1992)
• Light yellow liquid; [CAMEO]
• greater than 200 °F (NTP, 1992)
• less than 1 mg/mL at 77 °F (NTP, 1992)
• Water solubility: 2.2 ppm at 25 °C
• Isopropylphenyl diphenyl phosphate typically consists of mixtures of 2-, 3-, and 4-isopropyl diphenyl phosphate.

GHS Hazard Classification

Reported hazard statements	H371, H373

Documented Uses

• Used as a flame-retardant plasticizer, hydraulic fluid, and lubricant additive; [HSDB]
• Used as a flame retardant plasticizer, hydraulic fluid, and lubricant additive.
• Phosphoric acid, (1-methylethyl)phenyl diphenyl ester: ACTIVE

Synonyms

ISOPROPYLPHENYL DIPHENYL PHOSPHATE; Diphenyl isopropylphenyl phosphate; Phosphoric acid, (1-methylethyl)phenyl diphenyl ester; 8W6EIH93ZY; Phosflex 41P; Kronitex 100; CCRIS 4661; HSDB 6795; EINECS 248-848-2; ISOPROPYLPHENYL DIPHENYL PHOSPHATE [HSDB]; RefChem:792256; DTXSID90107633; Phosphoric acid, (1methylethyl)phenyl diphenyl ester; Phosphoric acid, (1methylethyl)phenyl diphenyl ester (9CI); Phosphoric acid, (1-methylethyl)phenyl diphenyl ester (9CI); 248-848-2

Frequently Asked Questions

What are the CAS number and molecular formula of ISOPROPYL PHENYL DIPHENYL PHOSPHATE?

CAS 28108-99-8; molecular formula C21H21O4P; molecular weight — g/mol.

What other names is ISOPROPYL PHENYL DIPHENYL PHOSPHATE known by?

ISOPROPYLPHENYL DIPHENYL PHOSPHATE, Diphenyl isopropylphenyl phosphate, Phosphoric acid, (1-methylethyl)phenyl diphenyl ester, 8W6EIH93ZY, Phosflex 41P, Kronitex 100.

Is ISOPROPYL PHENYL DIPHENYL PHOSPHATE classified as hazardous?

Hazard statements reported: H371, H373.

What are the key physical properties of ISOPROPYL PHENYL DIPHENYL PHOSPHATE?

Vapor Pressure: 0.00000035 [mmHg]; LogP: log Kow= 5.31.

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.