4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione

Base Information

• Chemical Name: 4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione
• CAS No.: 91575-16-5
• Molecular Formula: C₁₃H₁₃PS
• Molecular Weight: 232.286
• DSSTox Substance ID: DTXSID20583244
• Nikkaji Number: J2.569.602F
• Wikidata: Q82474774
• Mol file: 91575-16-5.mol

Synonyms:91575-16-5;4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione;DTXSID20583244

Chemical Property of 4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione

Chemical Property:

• XLogP3: 2.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 1
• Exact Mass: 232.04755859
• Heavy Atom Count: 15
• Complexity: 233

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC(=P(=S)C=C1C)C2=CC=CC=C2

Technology Process of 4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione

There total 1 articles about 4,5-Dimethyl-2-phenyl-1lambda~5~-phosphinine-1-thione 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:

4,5-dimethyl-2-phenylphosphinidine (72553-94-7) → 4,5-Dimethyl-2-phenyl-phosphinine 1-sulfide (91575-16-5)

Guidance literature:

With sulfur;

DOI:10.1016/S0040-4039(01)91226-2

Reference yield: 85.0%

4,5-Dimethyl-2-phenyl-phosphinine 1-sulfide (91575-16-5) + 2,3-dimethyl-buta-1,3-diene (513-81-5) → 2,3,7,8-tetramethyl-5-phenyl-1,4-dihydro-4a-phospha-naphthalene-4a(8a-H)-thione (91575-17-6)

Guidance literature:

at 100 ℃;

DOI:10.1016/S0040-4039(01)91226-2

Reference yield:

4,5-Dimethyl-2-phenyl-phosphinine 1-sulfide (91575-16-5) → 2,3,7,8-Tetramethyl-5-phenyl-1,8a-dihydro-4H-4a-phospha-naphthalene 4a-oxide (94718-47-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 85 percent / 100 °C

2: 90 percent / cyclohexene oxyde, CF₃COOH / CH₂Cl₂ / 3 h / Heating

With cyclohexane-1,2-epoxide; trifluoroacetic acid; In dichloromethane;

DOI:10.1016/S0040-4039(01)91226-2

upstream raw materials:

4,5-dimethyl-2-phenylphosphinidine

Downstream raw materials:

2,3,7,8-tetramethyl-5-phenyl-1,4-dihydro-4a-phospha-naphthalene-4a(8a-H)-thione

2,3,7,8-Tetramethyl-5-phenyl-1,8a-dihydro-4H-4a-phospha-naphthalene 4a-oxide

4,5,8,12-Tetramethyl-2-oxo-1-phenyl-2λ⁵-phospha-tricyclo[6.2.2.0^2,7]dodeca-4,9,11-triene-9,10-dicarboxylic acid dimethyl ester

4,5,8,12-Tetramethyl-1-phenyl-2-thioxo-2λ⁵-phospha-tricyclo[6.2.2.0^2,7]dodeca-4,9,11-triene-9,10-dicarboxylic acid dimethyl ester