Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester

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Chemical Name:Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester
CAS No.:110653-68-4
Molecular Formula:C₂₃H₃₂O₆S
Molecular Weight:436.569
Hs Code.:

Synonyms:Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester

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Technology Process of Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester

There total 9 articles about Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl 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: 59.0%

: 126394-12-5
(2S,5S,6S)-5-Benzyloxy-5-ethyl-heptane-1,2,6-triol

: 110653-68-4
Toluene-4-sulfonic acid (2S,5S,6S)-5-benzyloxy-5-ethyl-2,6-dihydroxy-heptyl ester

Guidance literature:: With p-toluenesulfonyl chloride; In pyridine; Ambient temperature;
DOI:10.1016/S0040-4039(00)95485-6

Reference yield: 59.0%

: 126394-12-5
(2S,5R,6S)-5-benzyloxy-5-ethylheptane-1,2,6-triol

: 98-59-9
p-toluenesulfonyl chloride

: 110653-68-4
(2S,3R,6S)-3-benzyloxy-3-ethyl-4-toluenesulfonyloxyheptane-2,6-diol

Guidance literature:: With pyridine; for 8.5h; Ambient temperature;
DOI:10.1248/cpb.37.1705

Reference yield:

: 126394-10-3
(2S,3E,6S)-2-benzyloxymethoxy-6,7-diisopropylidenedioxyhept-4-en-3-one

: 110653-68-4
(2S,3R,6S)-3-benzyloxy-3-ethyl-4-toluenesulfonyloxyheptane-2,6-diol

Guidance literature:: Multi-step reaction with 5 steps

1: 98 percent / hydrogen / 10percent Pd/C / ethyl acetate / 1 h

2: 100 percent / tetrahydrofuran / 2 h / -93 °C

3: 100 percent / NaH / dimethylformamide / Ambient temperature

4: 85 percent / 4N HCl / tetrahydrofuran / 2 h / 50 °C

5: 59 percent / pyridine / 8.5 h / Ambient temperature

With pyridine; hydrogenchloride; hydrogen; sodium hydride; palladium on activated charcoal; In tetrahydrofuran; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1248/cpb.37.1705