2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

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Chemical Name:2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester
CAS No.:843673-30-3
Molecular Formula:C₃₆H₅₅ClINO₁₀Si₂
Molecular Weight:880.362
Hs Code.:

2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

Synonyms:2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

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Chemical Property of 2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

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Technology Process of 2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

There total 8 articles about 2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl 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: 87.0%

: 75-77-4
chloro-trimethyl-silane

: 855866-82-9
2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-prop-2-ynyloxy]-phenyl ester

: 843673-30-3
2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

Guidance literature:: With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃;
DOI:10.1002/anie.200461428

Reference yield:

: 24424-99-5
di-tert-butyl dicarbonate

: 843673-30-3
2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: aq. NaHCO₃ / dioxane / 20 °C

2: 83 percent / DMAP; pyridine

3: 94 percent / imidazole / dimethylformamide / 20 °C

4: 87 percent / LiN(TMS)2 / tetrahydrofuran / -78 °C

With pyridine; 1H-imidazole; dmap; sodium hydrogencarbonate; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; N,N-dimethyl-formamide;
DOI:10.1002/anie.200461428

Reference yield:

: 3-tert-butoxycarbonylamino-3-(3-chloro-4-hydroxy-5-methoxymethoxy-phenyl)-propionic acid methyl ester

: 843673-30-3
2,2-Dimethyl-propionic acid 5-((S)-1-tert-butoxycarbonylamino-2-methoxycarbonyl-ethyl)-3-chloro-2-[(R)-1-((1S,4S)-2-iodo-4-methoxymethoxy-1-trimethylsilanyloxy-cyclopent-2-enyl)-3-trimethylsilanyl-prop-2-ynyloxy]-phenyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 77 percent / CsF / dimethylformamide / 75 °C

2: TFA / CH₂Cl₂ / 0 °C

3: aq. NaHCO₃ / dioxane / 20 °C

4: 83 percent / DMAP; pyridine

5: 94 percent / imidazole / dimethylformamide / 20 °C

6: 87 percent / LiN(TMS)2 / tetrahydrofuran / -78 °C

With pyridine; 1H-imidazole; dmap; sodium hydrogencarbonate; cesium fluoride; trifluoroacetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1002/anie.200461428