(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

Base Information

Chemical Name:(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester
CAS No.:914374-81-5
Molecular Formula:C₂₄H₃₂N₄O₅S
Molecular Weight:488.608
Hs Code.:

Synonyms:(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

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Chemical Property of (2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

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Technology Process of (2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

There total 7 articles about (2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl 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: 75.0%

: 914374-79-1
(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazol-5-ylsulfanyl)-undeca-2,5,7-trienoic acid ethyl ester

: 914374-81-5
(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

Guidance literature:: With dihydrogen peroxide; ammonium molybdate tetrahydrate; In ethanol;
DOI:10.1002/anie.200601859

Reference yield:

: 914374-71-3
(E)-(S)-5-(Benzothiazole-2-sulfonyl)-2,4-dimethyl-pent-2-enoic acid ethyl ester

: 914374-81-5
(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: NaHMDS / tetrahydrofuran / -78 - 20 °C

2: 60 percent / HCl / ethanol / 0 °C

3: 82 percent / DEAD; PPh₃ / tetrahydrofuran

4: 75 percent / aq. H₂O₂ / Mo₇O₂₄(NH₄)6*4H₂O / ethanol

With hydrogenchloride; dihydrogen peroxide; sodium hexamethyldisilazane; triphenylphosphine; diethylazodicarboxylate; ammonium molybdate tetrahydrate; In tetrahydrofuran; ethanol;
DOI:10.1002/anie.200601859

Reference yield:

: 159216-42-9
(S)-α-methoxy-γ-butyrolactone

: 914374-81-5
(2E,5E,7E)-(4R,9S)-9-Methoxy-2,4,7-trimethyl-11-(1-phenyl-1H-tetrazole-5-sulfonyl)-undeca-2,5,7-trienoic acid ethyl ester

Guidance literature:: Multi-step reaction with 9 steps

1: DIBAL-H / CH₂Cl₂ / -78 °C

2: toluene / 70 °C

3: 99 percent / Et₃N; DMAP / CH₂Cl₂ / 20 °C

4: 95 percent / DIBAL-H / CH₂Cl₂ / -78 °C

5: 95 percent / DMSO; (COCl)2; Et₃N / CH₂Cl₂ / -78 - 20 °C

6: NaHMDS / tetrahydrofuran / -78 - 20 °C

7: 60 percent / HCl / ethanol / 0 °C

8: 82 percent / DEAD; PPh₃ / tetrahydrofuran

9: 75 percent / aq. H₂O₂ / Mo₇O₂₄(NH₄)6*4H₂O / ethanol

With hydrogenchloride; dmap; oxalyl dichloride; dihydrogen peroxide; sodium hexamethyldisilazane; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; triphenylphosphine; diethylazodicarboxylate; ammonium molybdate tetrahydrate; In tetrahydrofuran; ethanol; dichloromethane; toluene; 2: Wittig reaction / 5: Swern oxidation;
DOI:10.1002/anie.200601859