Methyl-3b-acetoxydihydrobetulinate

Base Information

• Chemical Name: Methyl-3b-acetoxydihydrobetulinate
• CAS No.: 4477-74-1
• Molecular Formula: C₃₃H₅₄O₄
• Molecular Weight: 514.789
• Mol file: 4477-74-1.mol

Synonyms:Lupan-28-oicacid, 3b-hydroxy-, methyl ester, acetate(7CI,8CI)

Chemical Property of Methyl-3b-acetoxydihydrobetulinate

Chemical Property:

• PSA: 52.60000
• LogP: 7.82860

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Methyl-3b-acetoxydihydrobetulinate

There total 10 articles about Methyl-3b-acetoxydihydrobetulinate 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:

Acetylmethylbetulinate (4356-30-3,25488-52-2) → Acetyl-dihydrobetulinsaeure-methylester (4477-74-1)

Guidance literature:

With ethanol; platinum; Hydrogenation;

DOI:10.1039/jr9390001267

Reference yield:

Betulinic acid (472-15-1) → Acetyl-dihydrobetulinsaeure-methylester (4477-74-1)

Guidance literature:

Multi-step reaction with 3 steps

1: methanol; diethyl ether

3: platinum; ethanol / Hydrogenation

With methanol; diethyl ether; ethanol; platinum;

DOI:10.1039/jr9390001267

Reference yield:

diazomethane (186581-53-3,908094-01-9,334-88-3) → Acetyl-dihydrobetulinsaeure-methylester (4477-74-1)

Guidance literature:

With diethyl ether;

DOI:10.1002/hlca.19410240170 DOI:10.1039/jr9390001267 DOI:10.1039/jr9480000948 DOI:10.1002/hlca.193802101208

upstream raw materials:

Acetylmethylbetulinate

diazomethane

Betulinic acid

methyl betulinate

Refernces

• 1、 Protiva, Jiri,Lepsa, Ludek,Klinotova, Eva,Klinot, Jiri,Krecek, Vaclav,Vystrcil, Alois. "HOMOGENEOUS HYDROGENATION AND DEUTERATION OF PENTACYCLIC TRITERPENOIDS: DOUBLE BONDS IN SIDE-CHAINS". . p. 2734 - 2741. Retrieved 2007/10/02.