Gibberellin I

Base Information

• Chemical Name: Gibberellin I
• CAS No.: 15355-41-6
• Molecular Formula: C₂₀H₂₆O₅
• Molecular Weight: 346.423
• Mol file: 15355-41-6.mol

Synonyms:4aa,4bb-Gibbane-1a,10b-dicarboxylic acid,4a,7-dihydroxy-1-methyl-8-methylene-, 1,4a-lactone, methyl ester (8CI);4a,1-(Epoxymethano)-7,9a-methanobenz[a]azulene, gibbane-1,10-dicarboxylic acidderiv.; GA20 methyl ester; Gibberellin A20 methyl ester; Gibberellin I

Chemical Property of Gibberellin I

Chemical Property:

• PSA: 72.83000
• LogP: 2.36870

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Gibberellin I

There total 14 articles about Gibberellin I 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:

C29H32O7S (75885-04-0) → gibberellin A20 methyl ester (15355-41-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 16 mg / tri-n-butylstannane, 2,2'-azobis(2-methylpropionitrile) / toluene / Heating

2: 2M NaOH / methanol / 1.) reflux, 16 h, 2.) 18 deg C, 3 d

With sodium hydroxide; 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; In methanol; toluene;

Reference yield:

C20H25ClO5 (78148-91-1) → gibberellin A20 methyl ester (15355-41-6)

Guidance literature:

With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; In benzene; for 0.75h; Heating;

DOI:10.1039/P19810000161

Reference yield:

15α-hydroxygibberellin A20 7,15-lactone (139113-43-2) → GA20 7-methyl ester (15355-41-6)

Guidance literature:

With potassium carbonate; In methanol; for 60h;

upstream raw materials:

gibberellin A₉ methyl ester

C₂₀H₂₅ClO₅

gibberellin A₂₀ methyl ester 13-acetate

gibberellic acid methyl ester

Refernces

• 1、 Sato, Yoshio,Yamane, Hisakazu,Kobayashi, Masamoto,Yamaguchi, Isomaro,Takahashi, Nobutaka. "Metabolism of GA9 Methyl Ester in a Culture of Prothallia of Lygodium japonicum". . p. 255 - 258. Retrieved 2007/10/02.
• 2、 Beale, Michael H.,Gaskin, Paul,Kirkwood, Paul S.,MacMillan, Jake. "Partial Synthesis of Gibberellin A9 and Gibberellin A9; Gibberellin A5 and Gibberellin A5; and Gibberellin A20 and Gibberellin A20". . p. 885 - 891. Retrieved 2007/10/02.