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1641-40-3

1641-40-3 Structure

1641-40-3 Structure
IdentificationMore
[Name]

1,2-PHENYLENE PHOSPHOROCHLORIDITE
[CAS]

1641-40-3
[Synonyms]

1,2-PHENYLENE PHOSPHOROCHLORIDITE
2-CHLORO-1,3,2-BENZODIOXAPHOSPHOLE
O-PHENYLENE PHOSPHOROCHLORIDITE
1,3,2-Benzodioxaphosphole,2-chloro-
2-benzodioxaphosphole,2-chloro-3
Catechyl phosphorus chloride~2-Chloro-1,3,2-benzodioxaphosphole
1,2-Phenylene phosphorochloridite, 98+%
CATECHYL PHOSPHORUS CHLORIDE
Chloridophosphorous acid 1,2-phenylene ester
o-Phenylene chlorophosphite
[EINECS(EC#)]

216-690-3
[Molecular Formula]

C6H4ClO2P
[MDL Number]

MFCD00005853
[Molecular Weight]

174.52
[MOL File]

1641-40-3.mol
Chemical PropertiesBack Directory
[Appearance]

Colourless Liquid Which Solidifies at Low Temperature
[Melting point ]

30-35 °C(lit.)
[Boiling point ]

80 °C20 mm Hg(lit.)
[density ]

1.466 g/mL at 25 °C(lit.)
[refractive index ]

n20/D 1.571(lit.)
[Fp ]

>230 °F
[storage temp. ]

0-6°C
[form ]

solid
[Sensitive ]

Moisture Sensitive
[Usage]

Highly reactive cyclic phosphitylating reagent which provides fast coupling rates, and hydrolytic cleavage occurs more readily than with acyclic analogs
[BRN ]

135455
[Stability:]

Moisture Sensitive
[CAS DataBase Reference]

1641-40-3(CAS DataBase Reference)
[EPA Substance Registry System]

1,3,2-Benzodioxaphosphole, 2-chloro- (1641-40-3)
Safety DataBack Directory
[Hazard Codes ]

C
[Risk Statements ]

R34:Causes burns.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
[RIDADR ]

UN 3261 8/PG 2
[WGK Germany ]

3
[F ]

10-21
[TSCA ]

Yes
[HazardClass ]

8
[PackingGroup ]

II
Hazard InformationBack Directory
[Chemical Properties]

Colourless Liquid Which Solidifies at Low Temperature
[Uses]

  • Catalyst in synthesis of bakkane sesquiterpenes
  • Reactant in reversible halogen-halogen ligand substitution at room temperature, and in irreversible halogen-O substitution at higher temperatures
  • Reactant in preparation of gold(I) trimethoxybenzonitrile phosphine isolated precatalysts
  • Reactant for preparation of pyrroles by TMSOTf-catalyzed Arbuzov reaction
  • Phosphorylation agent
  • Reactant for reparation of vinyl-substituted spirophosphoranes and vinylphosphonates via Markovnikov addition
[Uses]

Highly reactive cyclic phosphitylating reagent which provides fast coupling rates, and hydrolytic cleavage occurs more readily than with acyclic analogs
Spectrum DetailBack Directory
[Spectrum Detail]

1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)MS
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)1HNMR
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)13CNMR
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)IR1
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)IR2
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)IR3
1,2-PHENYLENE PHOSPHOROCHLORIDITE(1641-40-3)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

o-Phenylene phosphorochloridite, 97%(1641-40-3)
[Alfa Aesar]

1,2-Phenylene phosphorochloridite, 97%(1641-40-3)
[Sigma Aldrich]

1641-40-3(sigmaaldrich)
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1641-40-3