Catechin 3-rhamside

Base Information

• Chemical Name: Catechin 3-rhamside
• CAS No.: 103630-03-1
• Molecular Formula: C₂₁H₂₄O₁₀
• Molecular Weight: 436.416
• Mol file: 103630-03-1.mol

Synonyms:a-L-Mannopyranoside,2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-yl6-deoxy-, (2R-trans)-; Catechin 3-O-a-L-rhamnopyranoside

Chemical Property of Catechin 3-rhamside

Chemical Property:

• PSA: 169.30000
• LogP: 0.39790
• Storage Temp.: 2-8°C

Purity/Quality:

99% ^*data from raw suppliers

Catechin3-O-α-L-rhamnopyranoside 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Catechin 3-rhamside

There total 2 articles about Catechin 3-rhamside 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:

procyanidin B-3 3-O-α-L-rhamnopyranoside → (+)-catechin 3-O-α-L-rhamnopyranoside (103630-03-1) + 4-benzylthioether of catechin (698998-85-5)

Guidance literature:

With acetic acid; phenylmethanethiol; In ethanol; for 7h; Heating;

DOI:10.1016/S0031-9422(00)82371-7

Reference yield:

phenylmethanethiol (100-53-8) + procyanidin B-3 3-O-α-L-rhamnopyranoside → (+)-catechin 3-O-α-L-rhamnopyranoside (103630-03-1) + 4-benzylthioether of catechin (698998-85-5)

Guidance literature:

With acetic acid; In ethanol; for 7h; Heating;

DOI:10.1016/S0031-9422(00)82371-7

Reference yield:

(+)-catechin 3-O-α-L-rhamnopyranoside (103630-03-1) → (2R,3S)-(+)-catechin 3',4',5,7-tetramethyl ether (51079-25-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 305 mg / methanol; diethyl ether / 19 h / Ambient temperature

2: 12 mg / 0.5N HCl / 1.5 h / Heating

With hydrogenchloride; In methanol; diethyl ether;

DOI:10.1016/S0031-9422(00)82371-7

upstream raw materials:

phenylmethanethiol

Downstream raw materials:

(2R,3S)-(+)-catechin 3',4',5,7-tetramethyl ether

Refernces