5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole

Base Information

• Chemical Name: 5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole
• CAS No.: 86120-28-7
• Molecular Formula: C18H29P
• Molecular Weight: 276.402
• DSSTox Substance ID: DTXSID50586940
• Nikkaji Number: J905.402B
• Wikidata: Q82479165
• Mol file: 86120-28-7.mol

Synonyms:5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole;86120-28-7;DTXSID50586940

Chemical Property of 5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole

Chemical Property:

• XLogP3: 5.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 276.200687923
• Heavy Atom Count: 19
• Complexity: 329

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1(CPC2=C1C=C(C=C2C(C)(C)C)C(C)(C)C)C

Technology Process of 5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole

There total 18 articles about 5,7-Di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole 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: 80.0%

(1R,2R)-3,3-Dibromo-1,2-bis-(2,4,6-tri-tert-butyl-phenyl)-diphosphirane (111888-02-9) → 1-[Bromo-(2,4,6-tri-tert-butyl-phenylphosphanylidene)-methyl]-5,7-di-tert-butyl-3,3-dimethyl-2,3-dihydro-1H-phosphindole + C37H58Br2P2 (122888-83-9,129985-50-8) + 3,3-dimethyl-5,7-di-tert-butyl-phosphaindane (86120-28-7) + [(dibromomethylene)(2,4,6-tri-tertbutylphenyl)phosphine] (100281-23-0)

Guidance literature:

In hexane; at 25 ℃; for 3h; Irradiation;

DOI:10.1021/jo00309a019

Reference yield: 69.0%

[Co(N,N'-bis(diisopropylphenyl)imidazol-2-ylidene){N(SiMe3)2}2] + (2,4,6-tri-tert-butylphenyl)phosphine (83115-12-2) → [Co(1,3-bis(2,6-di-i-propylphenyl)imidazol-2-ylidene){N(SiMe3)2}] + 3,3-dimethyl-5,7-di-tert-butyl-phosphaindane (86120-28-7)

Guidance literature:

In toluene; at 45 ℃; for 72h; Mechanism; Inert atmosphere;

DOI:10.1039/c6dt03565e

Reference yield: 60.0%

1-(2,4,6-tri-tert-butylphenyl)phosphirane (100073-26-5) → Bis(2,4,6-tri-tert-butylphenyl)diphosphen (83466-54-0,93602-74-5,79073-99-7) + 3,3-dimethyl-5,7-di-tert-butyl-phosphaindane (86120-28-7)

Guidance literature:

In cyclohexane; Irradiation;

upstream raw materials:

(2,4,6-tri-tert-butylphenyl)phosphine

tritylium hexafluorophosphate

(1R,2R)-3,3-Dichloro-1,2-bis-(2,4,6-tri-tert-butyl-phenyl)-diphosphirane

(1R,2R)-3,3-Dibromo-1,2-bis-(2,4,6-tri-tert-butyl-phenyl)-diphosphirane