1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene

Base Information

• Chemical Name: 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene
• CAS No.: 1034137-51-3
• Molecular Formula: C₂₈H₄₀N₂
• Molecular Weight: 404.639
• Mol file: 1034137-51-3.mol

Synonyms:1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene

Chemical Property of 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene

There total 7 articles about 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene 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: 68.0%

1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium bromide (1034137-26-2) + potassium hexamethylsilazane (40949-94-8) → 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene (1034137-51-3)

Guidance literature:

In tetrahydrofuran; at 25 ℃; for 0.5h; Inert atmosphere; Glovebox;

DOI:10.1021/acs.organomet.0c00765

Reference yield:

1-(2,6-diisopropylphenyl)-3,3,5,5-tetramethylpyrrolidin-2-ylidene + (1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium)BF4 (1034137-33-1) → 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene (1034137-51-3) + C20H32N(1+)*BF4(1-)

Guidance literature:

In benzene-d6; at 20 ℃; for 1h; Inert atmosphere;

DOI:10.1002/anie.202111588

Reference yield:

(1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium)BF4 (1034137-33-1) → 1,3-bis(2,6-diisopropylphenyl)tetrahydropyrimidin-2-ylidene (1034137-51-3)

Guidance literature:

With sodium hexamethyldisilazane; In tetrahydrofuran; at 20 ℃; Inert atmosphere;

DOI:10.1039/c3dt32860k

upstream raw materials:

1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium bromide

(1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium)BF₄

2,6-diisopropylbenzenamine

N,N'-di(2,6-diisopropylphenyl)formamidine

Downstream raw materials:

[((1,3-di-tert-butylhexahydropyrimidin-2-ylidene)(+1H))][(ethoxy)B(pentafluorophenyl)3]

[(C₄H₆N₂(Dipp)2)C₆F₄B(pentafluorophenyl)2(fluoride)]

(1,3-bis(2,6-diisopropylphenyl)-3,4,5,6-tetrahydropyrimidin-1-ium)BF₄