(2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol

Base Information

• Chemical Name: (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol
• CAS No.: 300346-48-9
• Molecular Formula: C₂₉H₂₄O₆
• Molecular Weight: 468.506
• Mol file: 300346-48-9.mol

Synonyms:(2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol

Chemical Property of (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol

There total 4 articles about (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol 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: 63.0%

dimethyl sulfate (77-78-1) + (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)chroman-3,5,7-triol (85443-48-7) → (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-5,7-dimethoxychroman-3-ol (300346-49-0) + (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-5-methoxychroman-3,7-diol (300346-47-8) + (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol (300346-48-9)

Guidance literature:

With potassium carbonate; In acetone; at 20 ℃; for 72h;

DOI:10.1039/b107340k

Reference yield:

dimethyl sulfate (77-78-1) + (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)chroman-3,5,7-triol (85443-48-7) → (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-5-methoxychroman-3,7-diol (300346-47-8) + (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol (300346-48-9)

Guidance literature:

With potassium carbonate; In acetone; at 20 ℃;

DOI:10.1016/S0040-4039(00)00944-8

Reference yield:

Dichlorodiphenylmethane (2051-90-3) → (2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)-7-methoxychroman-3,5-diol (300346-48-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 22 percent / Et₃N / acetonitrile / 12 h / 20 °C

2: 7 percent / K₂CO₃ / acetone / 72 h / 20 °C

With potassium carbonate; triethylamine; In acetone; acetonitrile;

DOI:10.1039/b107340k

upstream raw materials:

dimethyl sulfate

(2R,3S)-2-(2,2-diphenylbenzo[1,3]dioxol-5-yl)chroman-3,5,7-triol

Dichlorodiphenylmethane

catechin