1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene

Base Information

• Chemical Name: 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene
• CAS No.: 869958-63-4
• Molecular Formula: C₂₉H₃₂P₂
• Molecular Weight: 442.521
• Mol file: 869958-63-4.mol

Synonyms:1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene

Chemical Property of 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene

There total 4 articles about 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene 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: 65.0%

(2S,4S)-pentane-2,4-diyl bis-(4-methylbenzenesulfonate) (96243-67-3) + 1,2,7,8,9,10,15,16-octamethyl-3,6,11,14-tetraphenyltetraphospholo[1,2-b;2',1'-d;1'',2''-f;2''',1'''-h][1,2,5,6]tetraphosphocin (80737-80-0) → 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene (869958-63-4)

Guidance literature:

1,2,7,8,9,10,15,16-octamethyl-3,6,11,14-tetraphenyltetraphospholo[1,2-b;2',1'-d;1'',2''-f;2''',1'''-h][1,2,5,6]tetraphosphocin; With Na-naphthalene; In tetrahydrofuran; at 25 ℃;

(2S,4S)-pentane-2,4-diyl bis-(4-methylbenzenesulfonate); In tetrahydrofuran; at 25 ℃;

DOI:10.1039/b301613g

Reference yield:

C31H38P2S2(2+)*2CF3O3S(1-) → 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene (869958-63-4)

Guidance literature:

With lithium tert-butylsulfide; In diethyl ether; dichloromethane; at -70 ℃;

DOI:10.1039/b301613g

Reference yield:

(3aR,4R,6R,6aR)-1,2,4,6,8,9-Hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene 3a,6a-disulfide → 1,2,4,6,8,9-hexamethyl-3,7-diphenyl-5,6-dihydro-4H-3a,6a-diphospha-cyclopenta[e]azulene (869958-63-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 100 percent / CH₂Cl₂ / 25 °C

2: t-BuSLi / CH₂Cl₂; diethyl ether / -70 °C

With lithium tert-butylsulfide; In diethyl ether; dichloromethane;

DOI:10.1039/b301613g

upstream raw materials:

(2S,4S)-pentane-2,4-diyl bis-(4-methylbenzenesulfonate)

1,2,7,8,9,10,15,16-octamethyl-3,6,11,14-tetraphenyltetraphospholo[1,2-b;2',1'-d;1'',2''-f;2''',1'''-h][1,2,5,6]tetraphosphocin

(2S,4S)-pentane-2,4-diyl bis-(4-methylbenzenesulfonate)

C₂₄H₂₂P₂^(2-)