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777854

Tris(hydroxypropyl)phosphine

≥80%

Synonym(s):

THPP

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About This Item

Empirical Formula (Hill Notation):
C9H21O3P
CAS Number:
4706-17-6
Molecular Weight:
208.24
NACRES:
NA.22
PubChem Substance ID:
329767934
UNSPSC Code:
12352128
MDL number:
MFCD00269835
Assay:
≥80%
Form:
liquid
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Quality Segment

100

assay

≥80%

form

liquid

reaction suitability

reagent type: reductant

density

1.136 g/mL at 25 °C

SMILES string

OCCCP(CCCO)CCCO

InChI

1S/C9H21O3P/c10-4-1-7-13(8-2-5-11)9-3-6-12/h10-12H,1-9H2

InChI key

YICAEXQYKBMDNH-UHFFFAOYSA-N

General description

Tris(hydroxypropyl)phosphine (THPP) is a reducing agent widely used for the reductive cleavage of disulfide bonds in small molecules in both aqueous–organic media.

Application

Tris(hydroxypropyl)phosphine can be used:
  • As a reducing agent in the reduction of dehydroascorbic acid to ascorbic acid
  • In the cleavage of disulfide bonds in small molecules
  • As a catalyst in the conversion of polysulfides

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

flash_point_f

Not applicable

flash_point_c

Not applicable

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