4,5-diethyl-3-i-propyl-1,2,3-dithiaborole

Base Information

• Chemical Name: 4,5-diethyl-3-i-propyl-1,2,3-dithiaborole
• CAS No.: 124324-56-7
• Molecular Formula: C₉H₁₇BS₂
• Molecular Weight: 200.177
• Mol file: 124324-56-7.mol

Synonyms:4,5-diethyl-3-i-propyl-1,2,3-dithiaborole

Chemical Property of 4,5-diethyl-3-i-propyl-1,2,3-dithiaborole

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

Useful:

Technology Process of 4,5-diethyl-3-i-propyl-1,2,3-dithiaborole

There total 1 articles about 4,5-diethyl-3-i-propyl-1,2,3-dithiaborole 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: 31.0%

3-bromo-4,5-diethyl-1,2,3-dithiaborole (91573-48-7) + isopropylmagnesium bromide (920-39-8) + lithium hexamethyldisilazane (4039-32-1) → 4,5-diethyl-3-i-propyl-1,2,3-dithiaborole (124324-56-7) + lithium bromide (7550-35-8) + magnesium bromide (7789-48-2)

Guidance literature:

In diethyl ether; hexane; addn. of Grignard reagent to soln. of borole in hexane (N2, -80°C), slow warming; decantation, distn., addn. of LiN(SiMe3)2 to soln. of crude distillate (hexane, 0°C), refluxing (2h), decantation, solvent evapn., distn. (high vac.); elem. anal.;

DOI:10.1016/0022-328X(89)87002-0

Reference yield: 44.0%

4,5-diethyl-3-i-propyl-1,2,3-dithiaborole (124324-56-7) + methyl isocyanate (624-83-9) → sulfur (10544-50-0) + 5,6-diethyl-3-methyl-2-i-propyl-2,3-dihydro-4H-1,2,3-thiazaborine-4-one (124324-63-6)

Guidance literature:

In neat (no solvent); isocyanate condensation onto borole (N2, -196°C), slow warming to room temp., heating (120°C, 14 h); distn. (high vac.); elem. anal.;

DOI:10.1016/0022-328X(89)87002-0

upstream raw materials:

3-bromo-4,5-diethyl-1,2,3-dithiaborole

isopropylmagnesium bromide

lithium hexamethyldisilazane

Downstream raw materials:

sulfur

5,6-diethyl-3-methyl-2-i-propyl-2,3-dihydro-4H-1,2,3-thiazaborine-4-one

Refernces