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Sigma-Aldrich

Diphenylphosphinic chloride

98%

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Synonym(s):
Diphenylchlorophosphine oxide, Diphenylphosphinic acid chloride, Diphenylphosphinoyl chloride, Diphenylphosphinyl chloride, Diphenylphosphorus oxychloride, Ph2POCl, Chlorodiphenylphosphine oxide
Linear Formula:
(C6H5)2P(O)Cl
CAS Number:
1499-21-4
Molecular Weight:
236.63
Beilstein:
975191
EC Number:
216-107-2
MDL number:
MFCD00002077
UNSPSC Code:
12352002
PubChem Substance ID:
24853787
NACRES:
NA.22

Quality Level

100

Assay

98%

form

liquid

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling

refractive index

n20/D 1.609 (lit.)

bp

222 °C/16 mmHg (lit.)

density

1.24 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

ClP(=O)(c1ccccc1)c2ccccc2

InChI

1S/C12H10ClOP/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H

InChI key

QPQGTZMAQRXCJW-UHFFFAOYSA-N

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Application

Diphenylphosphinic chloride (Ph2POCl) is widely used as a precursor to synthesize various chiral phosphine bidentate ligands for asymmetric synthesis, in addition to several peptide coupling agents.

Signal Word

Danger

Hazard Statements

H226,H314,H317

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - Skin Sens. 1A

WGK

WGK 3

Flash Point(F)

78.8 °F

Flash Point(C)

26 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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Meifang Wang
Inorganic Chemistry, 33, 6, 1184-1187 (1994)
Difluorphos, an Electron?Poor Diphosphane: A Good Match Between Electronic and Steric Features.
Jeulin S, et al.
Angewandte Chemie (Weinheim an der Bergstrasse, Germany), 116(3), 324-329 (2004)
Efficient syntheses of korupensamines A, B and michellamine B by asymmetric Suzuki-Miyaura coupling reactions.
Xu G, et al.
Journal of the American Chemical Society, 136(2), 570-573 (2013)
Kim, S.; Lee, P. H.; Lee, T. A. J.
Journal of the Chemical Society. Chemical Communications, 1242-1242 (1988)
Organophosphorus and nitro-substituted sulfonate esters of 1-hydroxy-7-azabenzotriazole as highly efficient fast-acting peptide coupling reagents.
Carpino L A, et al.
The Journal of Organic Chemistry, 69(1), 62-71 (2004)
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