2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER

Base Information

Chemical Name:2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER
CAS No.:200863-97-4
Molecular Formula:C₃₇H₅₆O₈
Molecular Weight:628.847
Hs Code.:
Mol file:200863-97-4.mol

Synonyms:2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER

Suppliers and Price of 2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
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price

American Custom Chemicals Corporation
2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER 95.00%
5MG
$ 498.65

Total 1 raw suppliers

Chemical Property of 2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER

Chemical Property:

Purity/Quality:: 2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER 95.00% ^*data from reagent suppliers

Safty Information:

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Hazard Codes:

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Technology Process of 2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER

There total 8 articles about 2,3,23-TRI(ACETYLOXY)-(2ALPHA,3BETA,4ALPHA)-URS-12-EN-28-OIC ACID METHYL ESTER 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: 99.0%

: 20016-63-1
methyl 2α,3β,23-trihydroxyurs-12-en-28-oate

: 108-24-7
acetic anhydride

: 22418-03-7,200863-97-4
methyl 2α,3β,23-triacetoxyurs-12-ene-28-oate

Guidance literature:: With dmap; In tetrahydrofuran; at 20 ℃; for 5h;
DOI:10.1039/c5ra19120c

Reference yield:

: (1R,4aS,6aS,6bR,8aR,9S,10S,11R,12aR,12bR,14bS)-10,11-Diacetoxy-9-acetoxymethyl-1,6a,6b,9,12a-pentamethyl-2-methylene-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid methyl ester

: 89786-74-3,200863-97-4
methyl 2α,3α,24-triacetoxyurs-12-en-28-oate

: (1S,2S,4aS,6aS,6bR,8aR,9S,10S,11R,12aR,12bR,14bS)-10,11-Diacetoxy-9-acetoxymethyl-1,2,6a,6b,9,12a-hexamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydro-2H-picene-4a-carboxylic acid methyl ester

Guidance literature:: With hydrogen; platinum(IV) oxide; In ethyl acetate; for 5h; Yield given. Yields of byproduct given; Ambient temperature;
DOI:10.1016/S0031-9422(00)82359-6

Reference yield:

: 464-92-6,89786-83-4,103974-74-9,106327-64-4,114580-55-1,116348-15-3,143839-02-5
asiatic acid

: 22418-03-7,200863-97-4
methyl 2α,3β,23-triacetoxyurs-12-ene-28-oate

Guidance literature:: Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide / 2 h / 20 °C

2: dmap / tetrahydrofuran / 5 h / 20 °C

With dmap; potassium carbonate; In tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1039/c5ra19120c