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572543 Sigma-Aldrich

Woollins’ Reagent

Synonym: 2,4-Diphenyl-1,3-diselenadiphosphetane 2,4-diselenide

  • CAS Number 122039-27-4

  • Empirical Formula (Hill Notation) C12H10P2Se4

  • Molecular Weight 532.00

  •  MDL number MFCD04041197

  •  PubChem Substance ID 24880647

  •  NACRES NA.22

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Properties

Related Categories C-Se Bond Formation, C-X Bond Formation (Non-Halogen), Chemical Synthesis, Synthetic Reagents
Quality Level   100
mp   206-210 °C (lit.)
SMILES string   [Se]=P1([Se]P(=[Se])([Se]1)c2ccccc2)c3ccccc3
InChI   1S/C12H10P2Se4/c15-13(11-7-3-1-4-8-11)17-14(16,18-13)12-9-5-2-6-10-12/h1-10H
InChI key   GKYFQRQKPYPLGJ-UHFFFAOYSA-N

Description

Application

Reagent involved in reactions with:
• Benzoic hydrazides to yield spiro heterocycles
• Secondary amines
• Aromatic diols to yield 10-membered phosphorus-selenium heterocycles

Reagent involved in ring-opening, deselenation and phosphorus-phosphorus coupling

Packaging

1 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 3283 6.1 / PGIII
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
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