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D210803 Sigma-Aldrich

Diphenyl phosphite

Synonym: Diphenoxyphosphine oxide, Diphenyl phosphonate, NSC 43786

  • CAS Number 4712-55-4

  • Linear Formula (C6H5O)2P(O)H

  • Molecular Weight 234.19

  •  Beilstein/REAXYS Number 2051909

  •  EC Number 225-202-8

  •  MDL number MFCD00044497

  •  PubChem Substance ID 24893627

  •  NACRES NA.22

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Organic Phosphates/Phosphites, Phosphorus Compounds More...
vapor density   8.1 (vs air)
vapor pressure   5 mmHg ( 140 °C)
impurities   ≤15% phenol
refractive index   n20/D 1.558 (lit.)
bp   218-219 °C/26 mmHg (lit.)
mp   12 °C (lit.)
density   1.223 g/mL at 25 °C (lit.)
SMILES string   O=[PH](Oc1ccccc1)Oc2ccccc2
InChI   1S/C12H11O3P/c13-16(14-11-7-3-1-4-8-11)15-12-9-5-2-6-10-12/h1-10,16H
InChI key   OGBPILLJZSJJRC-UHFFFAOYSA-N

Description

Application

Reactant involved in:
• Synthesis of N-benzylarylamide and di-Ph α-aminomethanephosphonate derivatives used as additives for thermooxidative stability of ester-based oils
• One-pot three-component Kabachnik-Fields reactions
• Visible light mediated oxidative phosphonylations of amines
• Modified asymmetric Pudovik addition with haloketones
• Tandem decarboxylation-coupling with natural alpha-amino acids

Packaging

100, 500 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Target organs 
Respiratory system
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
348.8 °F - closed cup
Flash Point(C) 
176 °C - closed cup

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Protocols & Articles
Peer-Reviewed Papers
15

References

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