Skip to Content
Merck
CN
All Photos(1)

Documents

Safety Information

8.08270

Sigma-Aldrich

Triphenylphosphine

for synthesis

Synonym(s):

Triphenylphosphine, Phosphorus triphenyl

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
(C6H5)3P
CAS Number:
Molecular Weight:
262.29
MDL number:
UNSPSC Code:
12352128
EC Index Number:
210-036-0
NACRES:
NA.22

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

Related Categories

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

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service