(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Base Information

Chemical Name:(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman
CAS No.:120640-48-4
Molecular Formula:C₂₆H₂₈O₈S
Molecular Weight:500.57
Hs Code.:

(2<i>R</i>)-2<i>r</i>-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3<i>c</i>-(toluene-4-sulfonyloxy)-chroman

Synonyms:(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Suppliers and Price of (2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Supply Marketing:

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

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Total 1 raw suppliers

Chemical Property of (2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of (2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

There total 3 articles about (2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman 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:

: 51567-94-3
trifluoromethanesulphonic-p-toluenesulphonic acid anhydride

: 51196-02-2
5,7,3',4'-tetra-O-methylepicatechin

: 120640-48-4
(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Guidance literature:: With 1-methyl-1H-imidazole; In tetrahydrofuran; at -5 - 20 ℃; for 24.1667h; Inert atmosphere;
DOI:10.1155/2017/3971253

Reference yield:

: 490-46-0
(2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-1[2H]-benzopyran-3,5,7-triol

: 120640-48-4
(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / acetone / 1 h / Inert atmosphere

1.2: 2 h / Inert atmosphere; Reflux

2.1: 1-methyl-1H-imidazole / tetrahydrofuran / 24.17 h / -5 - 20 °C / Inert atmosphere

With 1-methyl-1H-imidazole; potassium carbonate; In tetrahydrofuran; acetone;
DOI:10.1155/2017/3971253

Reference yield:

: 2232-08-8
N-tosylimidazole

: 120640-48-4
(2R)-2r-(3,4-dimethoxy-phenyl)-5,7-dimethoxy-3c-(toluene-4-sulfonyloxy)-chroman

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / 1 h / -5 °C / Inert atmosphere

2: 1-methyl-1H-imidazole / tetrahydrofuran / 24.17 h / -5 - 20 °C / Inert atmosphere

With 1-methyl-1H-imidazole; In tetrahydrofuran;
DOI:10.1155/2017/3971253