Triphenyl Phosphite - Materials / Alfa Chemistry

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Triphenyl Phosphite

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Catalog Number

ACMA00017454

Product Name

Triphenyl Phosphite

Category

PVC Stabilizers

Description

Triphenyl phosphite is a clear, pale yellow liquid with a clean, pleasant odor. (NTP, 1992);Liquid; OtherSolid;COLOURLESS-TO-PALE YELLOW SOLID OR OILY LIQUID WITH CHARACTERISTIC ODOUR.

IUPAC Name

triphenyl phosphite

Molecular Weight

310.3g/mol

Molecular Formula

C18H15O3P;(C6H5O)3P;C18H15O3P

Canonical SMILES

C1=CC=C(C=C1)OP(OC2=CC=CC=C2)OC3=CC=CC=C3

InChI

InChI=1S/C18H15O3P/c1-4-10-16(11-5-1)19-22(20-17-12-6-2-7-13-17)21-18-14-8-3-9-15-18/h1-15H

InChI Key

HVLLSGMXQDNUAL-UHFFFAOYSA-N

Boiling Point

680 °F at 760 mm Hg (NTP, 1992);360.0 °C;360 °C;360 °C

Melting Point

72 to 75 °F (NTP, 1992);25.0 °C;25 °C;22-25 °C

Flash Point

425 °F (NTP, 1992);425 °F (218 °C) (OPEN CUP);218 °C o.c.

Density

1.1844 at 68 °F (NTP, 1992);1.1842 @ 20 °C;Relative density (water = 1): 1.18

Solubility

less than 0.1 mg/mL at 68° F (NTP, 1992);Insoluble in water. Very soluble in ethanol, organic solvents.;Solubility in water: none

Color/Form

Water-white to pale yellow solid or oily liquid

Complexity

247

Covalently-Bonded Unit Count

EC Number

202-908-4

Exact Mass

310.075881g/mol

Formal Charge

Heavy Atom Count

ICSC Number

1124

MeSH Entry Terms

triphenyl phosphite

Monoisotopic Mass

310.075881g/mol

NSC Number

62219;43789

Odor

Pleasant odor

Other Experimental

Organic phosphites are esters of phosphorous acid and alkyl or aryl alcohols, of the type (RO)3P. ... Chemically, they can undergo transesterification with alcohols. The biologic properties of the organic phosphites resemble closely those of the phosphonates... /Organic phosphites/;W/V conversion factor: 12.66 mg/cu m;Moisture sensitive

Refractive Index

Index of refraction: 1.5900 @ 20 °C

Rotatable Bond Count

RTECS Number

TH1575000

UNII

9P45GRD24X

UN Number

2811

Vapor Density

>1 (air = 1)

XLogP3