1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal

Base Information

• Chemical Name: 1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal
• CAS No.: 126134-65-4
• Molecular Formula: C₂₉H₂₆P₂S₂
• Molecular Weight: 500.605
• Mol file: 126134-65-4.mol

Synonyms:

Chemical Property of 1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal

There total 1 articles about 1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

carbon disulfide (75-15-0,12122-00-8) + C26H20P2(2-)*2Li(1+) (96693-30-0) + methyl iodide (74-88-4) → (1R,3R)-2,2-Bis-methylsulfanyl-1,3,4,5-tetraphenyl-2,3-dihydro-1H-[1,3]diphosphole (126134-65-4) + (1R,3S)-2,2-Bis-methylsulfanyl-1,3,4,5-tetraphenyl-2,3-dihydro-1H-[1,3]diphosphole (126134-66-5)

Guidance literature:

Yield given. Multistep reaction; 1.) -80 deg C, 15 min, 2.) -80 -> 25 deg C;

Reference yield: 100.0%

1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal (126134-65-4,126134-66-5) → 1,3,4,5-tetraphenyl-1,3-diphosphacyclopent-4-ene

Guidance literature:

1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal; With dicyclopentadienyltitanium(II) bis(trimethyl phosphite) complex; In tetrahydrofuran; at 20 ℃;

With water; In tetrahydrofuran; at 20 ℃; for 12h;

DOI:10.1039/b403436h

Reference yield: 41.0%

[(η6-p-xylene)(η5-cyclopentadienyl)iron(II)](hexafluorophosphate) + 1,3,4,5-tetraphenyl-1,3-diphospholene 2,2-dimethyl thioacetal (126134-65-4,126134-66-5) → 4,5-diphenyl-1,3-diphosphaferrocene (126134-68-7)

Guidance literature:

With Li; tert-butylchloride; In tetrahydrofuran; A soln. of the starting compd. in THF is stirred at room temp. for 24 h with Li (Ar). To the intermediate tBuCl is added and the mixt. should stand for 24 h. The resulting compd. reacts with the ferrocene compd. at room temp. for 4 h.; Filtn. over silicagel (CH2Cl2), removing of solvent in vacuo, chromy. (silicagel, hexane/CH2Cl2), sublimation (120°C, 1E-1 Torr) or recrystn. from toluene/CH3OH.;

upstream raw materials:

carbon disulfide

C₂₆H₂₀P₂^(2-)*2Li⁽¹⁺⁾

methyl iodide

Downstream raw materials:

C₁₅H₁₁P₂^(1-)*Li⁽¹⁺⁾

4,5-diphenyl-1,3-diphosphaferrocene