(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

Base Information

Chemical Name:(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)
CAS No.:1186527-14-9
Molecular Formula:C₃₃H₂₃N₃O₁₉S₃
Molecular Weight:861.752
Hs Code.:

Synonyms:(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

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Chemical Property of (2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

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Technology Process of (2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

There total 1 articles about (2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate) 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: 40.0%

: 1694-92-4
2-Nitrobenzenesulfonyl chloride

: 970-73-0,1617-55-6,3371-27-5,13425-13-3,136892-45-0,970-74-1,98032-84-9
epigallocatechin

: 1186527-14-9
(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

Guidance literature:: epigallocatechin; With boric acid; sodium hydroxide; In water; pH=9;

2-Nitrobenzenesulfonyl chloride; In water; toluene; at 20 ℃; for 3.5h; regioselective reaction;
DOI:10.1016/j.bmcl.2009.05.111

Reference yield: 83.0%

: 1186527-14-9
(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

: 58479-61-1
tert-butylchlorodiphenylsilane

: 1186527-15-0
(2R,3R)-2-(3-tert-butyldiphenylsilyloxy-4-hydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

Guidance literature:: With triethylamine; In acetonitrile; at -20 ℃; for 3h; regioselective reaction; Inert atmosphere;
DOI:10.1016/j.bmcl.2009.05.111

Reference yield:

: 1186527-14-9
(2R,3R)-2-(3,4-dihydroxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

: 1186527-16-1
(2R,3R)-2-(3-tert-butyldiphenylsilyloxy-4-methoxy-5-(2-nitrophenylsulfonyloxy)phenyl)-3-hydroxychromane-5,7-diyl bis(2-nitrobenzenesulfonate)

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / acetonitrile / 3 h / -20 °C / Inert atmosphere

2: acetonitrile; diethyl ether / 0.17 h / 0 °C / Inert atmosphere

With triethylamine; In diethyl ether; acetonitrile;
DOI:10.1038/ja.2016.14