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8.08270

Sigma-Aldrich

Triphenylphosphine

for synthesis

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Synonym(s):
Triphenylphosphine, Phosphorus triphenyl
Linear Formula:
(C6H5)3P
CAS Number:
Molecular Weight:
262.29
MDL number:
EC Index Number:
210-036-0

vapor pressure

0.0000012 hPa ( 20 °C)

Quality Level

Assay

≥99.0% (GC)

form

solid

autoignition temp.

425 °C

potency

700 mg/kg LD50, oral (Rat)
>4000 mg/kg LD50, skin (Rabbit)

reaction suitability

reagent type: reductant

bp

377 °C/1013 hPa

mp

78.5-81.5 °C

transition temp

flash point 182 °C

solubility

<0.0001 g/L

density

1.194 g/cm3 at 20 °C

bulk density

500‑600 kg/m3

storage temp.

2-30°C

InChI

1S/C18H15P/c1-4-10-16(11-5-1)19(17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H

InChI key

RIOQSEWOXXDEQQ-UHFFFAOYSA-N

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This Item
8.005518.210268.21024
Triphenylphosphine for synthesis

Sigma-Aldrich

8.08270

Triphenylphosphine

Triphenyl phosphite for synthesis

Sigma-Aldrich

8.00551

Triphenyl phosphite

Phosphoryl bromide for synthesis

Sigma-Aldrich

8.21026

Phosphoryl bromide

form

solid

form

solid

form

crystals

form

powder

reaction suitability

reagent type: reductant

reaction suitability

-

reaction suitability

-

reaction suitability

-

bp

377 °C/1013 hPa

bp

360 °C/1013 hPa (decomposes)

bp

192 °C/1013 hPa (decomposes)

bp

515 °C

mp

78.5-81.5 °C

mp

-

mp

55 °C

mp

280-284 °C (lit.)

solubility

<0.0001 g/L

solubility

-

solubility

-

solubility

-

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 79 °C
Melting range (upper value): ≤ 82 °C
Identity (IR): passes test

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Sens. 1B - STOT RE 1 Inhalation

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flash Point(F)

356.0 °F - closed cup

Flash Point(C)

180 °C - closed cup


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