nonadecane-1,19-diol

Base Information

• Chemical Name: nonadecane-1,19-diol
• CAS No.: 7268-65-7
• Molecular Formula: C₁₉H₄₀O₂
• Molecular Weight: 300.525
• Mol file: 7268-65-7.mol

Synonyms:

Chemical Property of nonadecane-1,19-diol

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 101 °C
• Boiling Point: 212-214 °C(Press: 1.5 Torr)
• PKA: 14.90±0.10(Predicted)
• Density: 0.891±0.06 g/cm3(Predicted)

Purity/Quality:

98.5% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of nonadecane-1,19-diol

There total 8 articles about nonadecane-1,19-diol 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%

dimethyl 1,19-nonadecandioate (23130-41-8) → nonadecane-1,19-diol (7268-65-7)

Guidance literature:

With carbonylhydrido[6-(di-tert-butylphosphinomethylene)-2-(N,N-diethylaminomethyl)-1,6-dihydropyridine]ruthenium(II); hydrogen; In 1,4-dioxane; at 115 ℃; for 38h; under 7500.75 Torr; chemoselective reaction; Autoclave;

DOI:10.1002/cssc.201100187

Reference yield:

→ nonadecane-1,19-diol (7268-65-7) + 19-hydroxynonadecanoic acid (22438-61-5)

Guidance literature:

With ethanol; sodium;

Reference yield:

methyl (9Z)-nonadec-9-enoate → nonadecane-1,19-diol (7268-65-7)

Guidance literature:

Multi-step reaction with 2 steps

1: methanesulfonic acid; palladium dichloride; 1,2-bis[di(t-butyl)phosphinomethyl]benzene / 22 h / 90 °C / 15001.5 Torr

2: dichlorobis[2-(diphenylphosphino)ethylamine]ruthenium; hydrogen; sodium methylate / tetrahydrofuran / 22 h / 100 °C / 37503.8 Torr / Inert atmosphere

With methanesulfonic acid; dichlorobis[2-(diphenylphosphino)ethylamine]ruthenium; hydrogen; sodium methylate; palladium dichloride; 1,2-bis[di(t-butyl)phosphinomethyl]benzene; In tetrahydrofuran;

DOI:10.1021/ma200627e

upstream raw materials:

dimethyl 1,19-nonadecandioate

oleyl alcohol

Methyl oleate

Downstream raw materials:

henicosane-1,21-diol

Refernces

• 1、 Chuit,Hausser. "". . p. 489,854. Retrieved 1929.
• 2、 Furst, Marc R. L.,Goff, Ronan Le,Quinzler, Dorothee,Mecking, Stefan,Botting, Catherine H.,Cole-Hamilton, David J.. "Polymer precursors from catalytic reactions of natural oils". experimental part. p. 472 - 477. Retrieved 2012/04/10.
• 3、 Stempfle, Florian,Quinzler, Dorothee,Heckler, Ilona,Mecking, Stefan. "Long-chain linear C19 and C23 monomers and polycondensates from unsaturated fatty acid esters". experimental part. p. 4159 - 4166. Retrieved 2012/05/04.