2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

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Chemical Name:2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester
CAS No.:918905-69-8
Molecular Formula:C₄₆H₇₆O₃Si
Molecular Weight:705.193
Hs Code.:

Synonyms:2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

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Chemical Property of 2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

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Technology Process of 2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

There total 19 articles about 2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester 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%

: 918905-90-5
2,2-dimethylpropionic acid 18-{(1S,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadec-17-enyl ester

: 918905-69-8
2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

Guidance literature:: With potassium diazodicarboxylate; acetic acid; In tetrahydrofuran; methanol; at 0 - 10 ℃;
DOI:10.1016/j.tet.2006.09.019

Reference yield:

: 918905-77-8
2,2-dimethylpropionic acid 5-(1-phenyl-1H-tetrazol-5-sulfanyl)pentyl ester

: 918905-69-8
2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 99 percent / hydrogen peroxide; ammonium heptamolybdate(VI) tetrahydrate / tetrahydrofuran; various solvent(s) / 20 °C

2: 72 percent / lithium hexamethyldisilazide / tetrahydrofuran / -10 - 20 °C

3: 88 percent / hydrogen / palladium on carbon / methanol; ethyl acetate

4: 88 percent / anhydrous potassium carbonate / acetone / 16 h / 20 °C

5: 98 percent / hydrogen peroxide; ammonium heptamolybdate(VI) tetrahydrate / tetrahydrofuran; various solvent(s) / 15 - 20 °C

6: 80 percent / lithium hexamethyldisilazide / tetrahydrofuran / -15 - 20 °C

7: 80 percent / dipotassium azodicarboxylate; glacial acetic acid / tetrahydrofuran; methanol / 0 - 10 °C

With ammonium molybdate tetrahydrate; hydrogen; dihydrogen peroxide; potassium diazodicarboxylate; potassium carbonate; acetic acid; lithium hexamethyldisilazane; palladium on activated charcoal; In tetrahydrofuran; methanol; ethyl acetate; acetone; 6: Kocienski-Julia reaction;
DOI:10.1016/j.tet.2006.09.019

Reference yield:

: 918905-56-3
2,2-dimethylpropionic acid 5-(1-phenyl-1H-tetrazol-5-sulfonyl)pentyl ester

: 918905-69-8
2,2-dimethylpropionic acid 18-{(1R,2S)-2-[3-(tert-butyldiphenylsilanyloxy)-1-methylpropyl]cyclopropyl}octadecyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 72 percent / lithium hexamethyldisilazide / tetrahydrofuran / -10 - 20 °C

2: 88 percent / hydrogen / palladium on carbon / methanol; ethyl acetate

3: 88 percent / anhydrous potassium carbonate / acetone / 16 h / 20 °C

4: 98 percent / hydrogen peroxide; ammonium heptamolybdate(VI) tetrahydrate / tetrahydrofuran; various solvent(s) / 15 - 20 °C

5: 80 percent / lithium hexamethyldisilazide / tetrahydrofuran / -15 - 20 °C

6: 80 percent / dipotassium azodicarboxylate; glacial acetic acid / tetrahydrofuran; methanol / 0 - 10 °C

With ammonium molybdate tetrahydrate; hydrogen; dihydrogen peroxide; potassium diazodicarboxylate; potassium carbonate; acetic acid; lithium hexamethyldisilazane; palladium on activated charcoal; In tetrahydrofuran; methanol; ethyl acetate; acetone; 5: Kocienski-Julia reaction;
DOI:10.1016/j.tet.2006.09.019