5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

Base Information

Chemical Name:5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid
CAS No.:158598-32-4
Molecular Formula:C₁₉H₂₂O₆
Molecular Weight:346.38
Hs Code.:

Synonyms:5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

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Chemical Property of 5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

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Technology Process of 5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

There total 4 articles about 5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid 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: 81.0%

: 106-95-6
allyl bromide

: 86404-07-1
O³-benzyl-O⁵,O⁶-(1-methylethylidene)-L-ascorbic acid

: 158598-32-4
5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

Guidance literature:: With potassium carbonate; In tetrahydrofuran; dimethyl sulfoxide; Ambient temperature; 1.) 20 min, 2.) overnight;
DOI:10.1021/jo00091a036

Reference yield:

: 15042-01-0
5,6-O-isopropylidene-L-ascorbic acid

: 158598-32-4
5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

Guidance literature:: Multi-step reaction with 2 steps

1: 40 percent / Et₃N / methanol / Ambient temperature

2: 74 percent / K₂CO₃ / acetone / 0.5 h / Heating

With potassium carbonate; triethylamine; In methanol; acetone;
DOI:10.1016/0040-4020(95)00959-0

Reference yield:

: 100-39-0
benzyl bromide

: 158598-32-4
5,6-O-Isopropylidene-2-O-allyl-3-O-benzyl-L-ascorbic acid

Guidance literature:: Multi-step reaction with 2 steps

1: K₂CO₃ / dimethylsulfoxide; tetrahydrofuran / Ambient temperature; 1.) 20 min, 2.) 6 h

2: 81 percent / K₂CO₃ / dimethylsulfoxide; tetrahydrofuran / Ambient temperature; 1.) 20 min, 2.) overnight

With potassium carbonate; In tetrahydrofuran; dimethyl sulfoxide;
DOI:10.1021/jo00091a036