acetate of (+)-catechin

Base Information

• Chemical Name: acetate of (+)-catechin
• CAS No.: 116935-88-7
• Molecular Formula: C₁₇H₁₆O₇
• Molecular Weight: 332.31
• Mol file: 116935-88-7.mol

Synonyms:acetate of (+)-catechin

Chemical Property of acetate of (+)-catechin

Chemical Property:

Purity/Quality:

Safty Information:

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• Hazard Codes: 

MSDS Files:

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Technology Process of acetate of (+)-catechin

There total 7 articles about acetate of (+)-catechin 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: 98.0%

(+)-pentaacetylcatechin (16198-01-9) → acetate of (+)-catechin (116935-88-7)

Guidance literature:

With phosphate buffer; pig porcine liver esterase; In acetone; at 20 ℃; for 24h; pH=8.0;

DOI:10.1016/S0960-894X(03)00024-6

Reference yield: 95.0%

(+)-pentaacetylcatechin (16198-01-9) + vinyl acetate (108-05-4,9003-20-7) → acetate of (+)-catechin (116935-88-7)

Guidance literature:

With immobilized Pseudomonas capacia lipase; In tetrahydrofuran; butan-1-ol; at 45 ℃; for 36h;

DOI:10.1055/s-1993-26019

Reference yield:

(+)-pentaacetylcatechin (16198-01-9) → 3,7-diacetyl (+) catechin (1071725-96-6) + 3,7,4'-triacetyl (+) catechin (1071725-95-5) + 3,7,3'-triacetyl (+) catechin (1071725-94-4) + acetate of (+)-catechin (116935-88-7)

Guidance literature:

With porcine liver esterase; In acetone; at 20 ℃; for 18h; pH=8.0; Enzymatic reaction; aq. phosphate buffer;

DOI:10.1016/j.bmcl.2008.07.058

upstream raw materials:

catechin pentaacetate

(+)-pentaacetylcatechin

ethanol

potassium acetate

Downstream raw materials:

(2R)-3t-acetoxy-2r-(3,4-bis-methanesulfonyloxy-phenyl)-5,7-bis-methanesulfonyloxy-chroman

Refernces

• 1、 Kiehlmann, E.,Tracey, A. S.. "Carbon-13 Nuclear Magnetic Resonance Spectra of Brominated Catechin Derivatives: Stereoelectronic Effects on Chemical Shifts". . p. 204 - 210. Retrieved 1988.
• 2、 De Sousa, Lorena Ramos Freitas,Ramalho, Suelem Demuner,Burger, Marcela Carmen De Melo,Nebo, Liliane,Fernandes, Joao Batista,Da Silva, Maria Fatima Das Gracas Fernandes,Iemma, Moinica Rosas Da Costa,Correia, Caroindes Julia,Souza, Dulce Helena Ferreira De,Lima, Maria Ineis Salgueiro,Vieira, Paulo Cezar. "Isolation of arginase inhibitors from the bioactivity-guided fractionation of Byrsonima coccolobifolia leaves and stems". . p. 392 - 396. Retrieved 2014/03/21.