1,5-diisocyano-1,1,5-triphenylpentane

Base Information

• Chemical Name: 1,5-diisocyano-1,1,5-triphenylpentane
• CAS No.: 129193-75-5
• Molecular Formula: C₂₅H₂₂N₂
• Molecular Weight: 350.463
• Mol file: 129193-75-5.mol

Synonyms:

Chemical Property of 1,5-diisocyano-1,1,5-triphenylpentane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,5-diisocyano-1,1,5-triphenylpentane

There total 2 articles about 1,5-diisocyano-1,1,5-triphenylpentane 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:

diphenylmethyl isocyanide (3128-85-6) → 1,5-diisocyano-1,1,5-triphenylpentane (129193-75-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 1) n-Bu-Li / 1) THF, hexane, -78 deg C, 2) THF, -78 deg C

2: 1) n-Bu-Li / 1) THF, hexane, -78 deg C, 2) THF, -78 deg C

With n-butyllithium;

DOI:10.1021/jo00303a036

Reference yield:

Benzyl isocyanide (88333-03-3,10340-91-7) + (4-Bromo-1,1-diphenyl-butyl)-methylene-amine (129193-73-3) → 1,5-diisocyano-1,1,5-triphenylpentane (129193-75-5)

Guidance literature:

With n-butyllithium; Yield given. Multistep reaction; 1) THF, hexane, -78 deg C, 2) THF, -78 deg C;

DOI:10.1021/jo00303a036

Reference yield: 66.0%

ammonium hexafluorophosphate + cis-{Rh2Cl2(CO)2(bis(diphenylphosphino)methane)} + 1,5-diisocyano-1,1,5-triphenylpentane (129193-75-5) → {Rh2((C6H5)2(CN)CCH2CH2CH2CH(NC)(C6H5))2((C6H5)2PCH2P(C6H5)2)2}(2+)*2PF6(1-)=C100H88F12N4P6Rh2

Guidance literature:

In methanol; dropwise addn. of a soln. of 1,5-diisocyano-1,1,5-triphenylpentane in methanol to a slurry of (Rh(CO)Cl((C6H5)2PCH2P(C6H5)2))2 in methanol; addn. of a soln. of NH4PF6 in methanol; stirring for 40 min.; performed under a N2 atm.;; the ppt. was collected on a fine frit and washed with ether/hexanes (1:1); recrystn. from acetone and hexane; dried under vac.; elem. anal.;;

upstream raw materials:

Benzyl isocyanide

(4-Bromo-1,1-diphenyl-butyl)-methylene-amine

diphenylmethyl isocyanide