(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

Base Information

Chemical Name:(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester
CAS No.:123186-87-8
Molecular Formula:C₂₉H₃₉NO₆S
Molecular Weight:529.698
Hs Code.:

(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

Synonyms:(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

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Chemical Property of (E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

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Technology Process of (E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

There total 9 articles about (E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl 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:

: 70849-69-3,30338-90-0,57258-51-2
(2E,4E)-4-methylhexa-2,4-dien-1-ol

: 123186-87-8
(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 40 percent / BHT / xylene / 130 °C

2: 1.) KOH / 1.) H₂O, CH₃OH, C₆H₆, room temp., 2.) ether, CH₃OH

3: 100 percent / COCl₂, (C₂H₅)3N, DMSO / CH₂Cl₂ / -78 °C

4: 58 percent / tetrahydrofuran / -78 °C

5: 1.) n-C₄H₉Li / 1.) THF, HMPA, 0 deg C

6: 68 percent / PPTS / Ambient temperature

With potassium hydroxide; n-butyllithium; 2,6-di-tert-butyl-4-methyl-phenol; pyridinium p-toluenesulfonate; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; dichloromethane; xylene;
DOI:10.1021/ja00203a042

Reference yield:

: 51021-87-5
N-benzyloxycarbonyl-L-leucine methyl ester

: 123186-87-8
(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

Guidance literature:: Multi-step reaction with 8 steps

2: 40 percent / BHT / xylene / 130 °C

3: 1.) KOH / 1.) H₂O, CH₃OH, C₆H₆, room temp., 2.) ether, CH₃OH

4: 100 percent / COCl₂, (C₂H₅)3N, DMSO / CH₂Cl₂ / -78 °C

5: 58 percent / tetrahydrofuran / -78 °C

6: 1.) n-C₄H₉Li / 1.) THF, HMPA, 0 deg C

7: 68 percent / PPTS / Ambient temperature

With potassium hydroxide; n-butyllithium; 2,6-di-tert-butyl-4-methyl-phenol; pyridinium p-toluenesulfonate; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; dichloromethane; xylene;
DOI:10.1021/ja00203a042

Reference yield:

: 123186-83-4
(1S,3aS,4S,7S,7aR)-4-Formyl-1-isobutyl-6,7-dimethyl-3-oxo-1,2,3,4,7,7a-hexahydro-isoindole-3a-carboxylic acid methyl ester

: 123186-87-8
(E)-5-[(1S,3aS,4S,7S,7aR)-3a-(2-Benzenesulfonyl-acetyl)-1-isobutyl-6,7-dimethyl-3-oxo-2,3,3a,4,7,7a-hexahydro-1H-isoindol-4-yl]-4-methyl-pent-4-enoic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 58 percent / tetrahydrofuran / -78 °C

2: 1.) n-C₄H₉Li / 1.) THF, HMPA, 0 deg C

3: 68 percent / PPTS / Ambient temperature

With n-butyllithium; pyridinium p-toluenesulfonate; In tetrahydrofuran;
DOI:10.1021/ja00203a042