C₇₅H₁₃₉IO₁₂Si₄

Base Information

Chemical Name:C₇₅H₁₃₉IO₁₂Si₄
CAS No.:203063-98-3
Molecular Formula:C₇₅H₁₃₉IO₁₂Si₄
Molecular Weight:1472.17
Hs Code.:

C<sub>75</sub>H<sub>139</sub>IO<sub>12</sub>Si<sub>4</sub>

Synonyms:C₇₅H₁₃₉IO₁₂Si₄

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Chemical Property of C₇₅H₁₃₉IO₁₂Si₄

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Technology Process of C₇₅H₁₃₉IO₁₂Si₄

There total 33 articles about C₇₅H₁₃₉IO₁₂Si₄ 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: 52.0%

: 203063-97-2
(3R,4S,5R,6R,7R)-1,4-di-[(tert-butyldimethylsilyl)oxy]-6-p-methoxybenzyloxy-3,5,7-trimethylnonan-8-al

: 203063-87-0
(E)-(4S,5R,6S)-5-(tert-Butyl-dimethyl-silanyloxy)-4,6-dimethyl-7-oxo-non-2-enoic acid (2S,3R,4S,6R,8S,9S)-8-[(R)-2-(tert-butyl-dimethyl-silanyloxy)-propyl]-2-((E)-(R)-3-ethyl-5-iodo-pent-4-enyl)-3,9-dimethyl-1,7-dioxa-spiro[5.5]undec-4-yl ester

: 203063-98-3
C₇₅H₁₃₉IO₁₂Si₄

Guidance literature:: With titanium tetrachloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; at -78 ℃;
DOI:10.1039/a707251a

Reference yield:

: 131725-13-8
(2S,3S,4S,6R,8S,9S)-3,9-dimethyl-8-[(R)-2-hydroxy-1-propyl]-2-[(R)-3-(hydroxymethyl)-1-pentyl]-1,7-dioxaspiro[5.5]undecan-4-ol

: 203063-98-3
C₇₅H₁₃₉IO₁₂Si₄

Guidance literature:: Multi-step reaction with 8 steps

1: 13 mg / 2,6-lutidine / CH₂Cl₂ / 2.5 h / -78 °C

2: 90 percent / triethylamine; 4-(dimethylamino)pyridine / CH₂Cl₂ / 3 h

3: 44 percent / hydrofluoric acid*pyridine / tetrahydrofuran; pyridine / 11 h / 20 °C

4: 96 percent / oxalyl chloride; dimethyl sulfoxide; triethylamine / CH₂Cl₂ / 2.33 h / -78 - 20 °C

5: 99 percent / lithium hydroxide monohydrate / methanol; tetrahydrofuran; H₂O / 20 h / 20 °C

6: 96 percent / DMAP / pyridine

7: 76 percent / diisopropylamine; n-butyllithium / tetrahydrofuran; hexane / 0.75 h / -78 °C

8: 52 percent / titanium tetrachloride; i-Pr₂NEt / CH₂Cl₂ / 0.75 h / -78 - -50 °C

With 2,6-dimethylpyridine; dmap; lithium hydroxide; n-butyllithium; oxalyl dichloride; titanium tetrachloride; pyridine hydrogenfluoride; dimethyl sulfoxide; triethylamine; diisopropylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; pyridine; methanol; hexane; dichloromethane; water; 4: Swern oxidation / 7: Wadsworth-Emmons condensation;
DOI:10.1021/jo0104429

Reference yield:

: 203063-82-5
(2S,3R,4S,6R,8S,9S)-4-benzoyloxy-3,9-dimethyl-8-{(R)-2-[(tert-butyldimethyl-silyl)oxy]-1-propyl}-2-[(R)-3-ethyl-3-formylpropyl]-1,7-dioxaspiro[5.5]undecane

: 203063-98-3
C₇₅H₁₃₉IO₁₂Si₄

Guidance literature:: Multi-step reaction with 4 steps

1: 99 percent / lithium hydroxide monohydrate / methanol; tetrahydrofuran; H₂O / 20 h / 20 °C

2: 96 percent / DMAP / pyridine

3: 76 percent / diisopropylamine; n-butyllithium / tetrahydrofuran; hexane / 0.75 h / -78 °C

4: 52 percent / titanium tetrachloride; i-Pr₂NEt / CH₂Cl₂ / 0.75 h / -78 - -50 °C

With dmap; lithium hydroxide; n-butyllithium; titanium tetrachloride; diisopropylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; pyridine; methanol; hexane; dichloromethane; water; 3: Wadsworth-Emmons condensation;
DOI:10.1021/jo0104429