Method for producing guerbet alcohols

Details Method for producing guerbet alcohols Method for producing guerbet alcohols

2005-06-28

2005-06-28

Price, Elvis O. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

C568S876000

Reexamination Certificate

active

06911567

ABSTRACT:
Guerbet alcohols of the formula (I)in-line-formulae description="In-line Formulae" end="lead"?CH3(CH2)nCHR1CH2OH  (I)in-line-formulae description="In-line Formulae" end="tail"?wherein R1is a linear alkyl radical having n-1 carbon atoms and n is a number of from 5 to 11 are produced by a process which comprises contacting a fatty alcohol of the formula (II)in-line-formulae description="In-line Formulae" end="lead"?R2OH  (II)in-line-formulae description="In-line Formulae" end="tail"?wherein R2is a linear alkyl radical having from 6 to 12 carbon atoms with a carbonyl compound and an alkall metal hydroxide. The use of heavy metal catalysts usually associated with the production of Guerbet alcohols is avoided thereby reducing the potential for heavy metal pollution of the environment.

REFERENCES:
patent: WO 91/04242 (1991-04-01), None
H. Machemer, “Über die Guerbetsche Reaktion und ihre technische Bedeutung”, Angew. Chem., 64, (1952), pp. 213-220.

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