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CAS No 88816-02-8 , 2,4-bis(4-phenoxyphenyl)-2,4-bis(sulfanylidene)-1,3,2λ

  • Name: 2,4-bis(4-phenoxyphenyl)-2,4-bis(sulfanylidene)-1,3,2λ
  • Synonyms: 5,
    4λ B1517; CTK3J8299;5-dithiadiphosphetane; ANW-43978; AKOS000280935;Belleau's Reagent;2,4-bis(4-phenoxyphenyl)-2,4-bis(sulfanylidene)-1,3,2λ ACMC-209un0; AG-H-59676;
  • CAS Registry Number:
  • Melting Point: 197 °C
  • Flash Point: 334.1°C
  • Boiling Point: 628.9°C at 760 mmHg
  • Density: 1.48g/cm3
  • Refractive index: 1.753
  • Safety Statements:
    Risk Statements 36/37/38
    Safety Statements 26-36/37/39
  • Flash Point: 334.1°C
  • Molecular Weight: 528.606044
  • InchiKey: BFIWQSSAMKDRRZ-UHFFFAOYSA-N
  • InChI: InChI=1S/C24H18O2P2S4/c29-27(23-15-11-21(12-16-23)25-19-7-3-1-4-8-19)31-
    28(30,32-27)24-17-13-22(14-18-24)26-20-9-5-2-6-10-20/h1-18H
  • Risk Statements: 36/37/38
  • Molecular Formula: C24H18O2P2S4
  • Molecular Structure:CAS No:88816-02-8 2,4-bis(4-phenoxyphenyl)-2,4-bis(sulfanylidene)-1,3,2λ

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88816-02-8 2,4-Bis(4-phenoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide

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References of 2,4-bis(4-phenoxyphenyl)-2,4-bis(sulfanylidene)-1,3,2λ
Title: Belleau's Reagent
CAS Registry Number: 88816-02-8
CAS Name: 2,4-Bis(4-phenoxyphenyl)-1,3,2,4-dithiadiphosphetane 2,4-disulfide
Molecular Formula: C24H18O2P2S4
Molecular Weight: 528.61
Percent Composition: C 54.53%, H 3.43%, O 6.05%, P 11.72%, S 24.26%
Literature References: p-Phenoxy derivative of Lawesson's reagent, q.v. Prepn: G. Lajoie et al., Tetrahedron Lett. 24, 3815 (1983). Synthetic applications: B. Yde et al., Tetrahedron 40, 2047 (1984); M. Caron, J. Org. Chem. 51, 4075 (1986); M. M. Campbell et al., Tetrahedron Lett. 30, 1997 (1989); A. G. M. Barrett, A. C. Lee, J. Org. Chem. 57, 2818 (1992); R. Shabana et al., Tetrahedron 49, 1271 (1993); eidem, ibid. 50, 6975 (1994); S. V. Ley et al., Org. Lett. 4, 711 (2002).
Properties: Yellow crystals from toluene, mp 187-190°. Sol in CHCl3, THF, toluene, acetonitrile.
Melting point: mp 187-190°
Use: Mild thionation reagent in organic synthesis.