(-)-methyl trachyloban-19-oate

Base Information

• Chemical Name: (-)-methyl trachyloban-19-oate
• CAS No.: 35688-41-6
• Molecular Formula: C₂₁H₃₂O₂
• Molecular Weight: 316.484
• Mol file: 35688-41-6.mol

Synonyms:

Chemical Property of (-)-methyl trachyloban-19-oate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (-)-methyl trachyloban-19-oate

There total 1 articles about (-)-methyl trachyloban-19-oate 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: 59.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + ent-12-oxokaur-16-en-19-oic acid methyl ester (75153-94-5) → kaurenoic acid methyl ester (5524-25-4,41473-15-8) + (-)-methyl trachyloban-19-oate (17458-33-2,35688-41-6,68365-96-8,73036-63-2)

Guidance literature:

ent-12-oxokaur-16-en-19-oic acid methyl ester; With hydrazine hydrate; In diethylene glycol; at 135 ℃; for 2h;

at 20 - 200 ℃; for 10h;

diazomethane; In diethyl ether; at 20 ℃; for 1h; Further stages.;

DOI:10.1021/jo000142b

Reference yield: 36.0%

methyl ent-trachyloban-19-oate (35688-41-6) → 11-oxomethyl ent-trachylobanoate + C21H30O4 + 11-oxo ent-trachylobanoate (89786-95-8)

Guidance literature:

With Quinuclidine; tetramethylammonium tetrafluoroborate; In acetonitrile; at 23 ℃; Electrochemical reaction;

DOI:10.1002/anie.202113829

Reference yield: 27.0%

methyl ent-trachyloban-19-oate (35688-41-6) → 11-oxomethyl ent-trachylobanoate + 11-hydroxymethyl ent-trachylobanoate + 11-oxo ent-trachylobanoate (89786-95-8)

Guidance literature:

With 2,6-dichloropyridine N-oxide; (carbonyl)(5,10,15,20-tetramesitylporphyrinato)ruthenium(II); In dichloromethane; at 65 ℃; for 20h;

DOI:10.1002/anie.202113829

upstream raw materials:

diazomethane

ent-12-oxokaur-16-en-19-oic acid methyl ester

Downstream raw materials:

11-oxo ent-trachylobanoate

(-)-19-acetoxy-trachylobane

16-Oxo-17-nor-kauransaeure-(18)-methylester