2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione

Base Information

• Chemical Name: 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione
• CAS No.: 99261-13-9
• Molecular Formula: C₃₇H₂₅NO₂S
• Molecular Weight: 547.677
• Mol file: 99261-13-9.mol

Synonyms:2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione

Chemical Property of 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione

There total 2 articles about 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione 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: 30.0%

2,3-diphenylcyclopropenone (52730-95-7) + phenyl isothiocyanate (103-72-0) → 1,3,4-Triphenyl-5-thioxo-1,5-dihydro-pyrrol-2-one (99261-12-8) + 3,4,7,8-Tetraphenyl-1-oxa-6-thia-spiro[4.4]nona-3,7-diene-2,9-dione (99261-14-0) + 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione (99261-13-9)

Guidance literature:

With tetracarbonyl nickel; In N,N-dimethyl-formamide; at 65 - 70 ℃; for 7h; Product distribution; examinations with further isothiocyanates and CS₂; various mole ratio ,various product ratio;

DOI:10.1016/S0040-4039(00)98606-4

Reference yield:

phenyl isothiocyanate (103-72-0) + diphenylcyclopropenone (886-38-4) → 1,3,4-Triphenyl-5-thioxo-1,5-dihydro-pyrrol-2-one (99261-12-8) + 3,4,7,8-Tetraphenyl-1-oxa-6-thia-spiro[4.4]nona-3,7-diene-2,9-dione (99261-14-0) + 2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione (99261-13-9)

Guidance literature:

With tetracarbonyl nickel; In N,N-dimethyl-formamide; at 65 - 70 ℃;

DOI:10.1246/bcsj.58.2943

Reference yield: 65.0%

2,3,6,8,9-pentaphenyl-1-thia-6-azaspiro<4.4>nona-2,8-diene-4,7-dione (99261-13-9) → 5-(2,3-Diphenyl-propionyl)-1,3,4-triphenyl-1,5-dihydro-pyrrol-2-one (99261-16-2)

Guidance literature:

nickel; In ethanol; for 4.5h; Heating;

DOI:10.1016/S0040-4039(00)98606-4

upstream raw materials:

2,3-diphenylcyclopropenone

phenyl isothiocyanate

diphenylcyclopropenone

Downstream raw materials:

5-(2,3-Diphenyl-propionyl)-1,3,4-triphenyl-1,5-dihydro-pyrrol-2-one