[22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone

Base Information

• Chemical Name: [22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone
• CAS No.: 82087-30-7
• Molecular Formula: C₃₆H₅₄O₁₁
• Molecular Weight: 662.818
• Mol file: 82087-30-7.mol

Synonyms:(+)-Physalolactone B 3-O-β-D-glucopyranoside;[22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone

Chemical Property of [22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone

Chemical Property:

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Technology Process of [22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone

There total 2 articles about [22R,(+)]-1α-Acetyloxy-3β-[(β-D-glucopyranosyl)oxy]-20,22-dihydroxyergosta-5,24-diene-26-oic acid 26,22-lactone 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:

dunawithanine A → 1α,3β,20αF-trihydroxy-20R,22R-witha-5,24-dienolide (79240-65-6) + 1α-monoacetyl withanolide (78916-78-6) + 1α,20-dihydroxy-3β-(O-β-D-glucopyranosyl)-(20S,22R)-witha-5,24-dienolide + C36H54O11 (82087-30-7)

Guidance literature:

With hydrogenchloride; for 1h; Heating;

DOI:10.1016/S0031-9422(00)80538-5

Reference yield:

dunawithanine A → C36H54O11 (82087-30-7)

Guidance literature:

With hydrogenchloride; sodium tetrahydroborate; sodium periodate; Yield given. Multistep reaction; 1.) MeOH, H₂O, 16 h, 4 deg C, 12 h, room temp.; 2.) MeOH, 1 h, room temp.; 3.) 24 h, room temp.;

DOI:10.1016/S0031-9422(00)80538-5

Reference yield:

C36H54O11 (82087-30-7) → 1α-monoacetyl withanolide (78916-78-6)

Guidance literature:

With hydrogenchloride; sodium tetrahydroborate; sodium periodate; Yield given. Multistep reaction; 1.) MeOH, H₂O, 16 h, 4 deg C, 12 h, room temp.; 2.) MeOH, 1 h, room temp.; 3.) 24 h, room temp.;

DOI:10.1016/S0031-9422(00)80538-5

Downstream raw materials:

1α-monoacetyl withanolide

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