GB590386A - Acylation of ricinoleic esters - Google Patents

Acylation of ricinoleic esters

Info

Publication number
GB590386A
GB590386A GB328145A GB328145A GB590386A GB 590386 A GB590386 A GB 590386A GB 328145 A GB328145 A GB 328145A GB 328145 A GB328145 A GB 328145A GB 590386 A GB590386 A GB 590386A
Authority
GB
United Kingdom
Prior art keywords
ricinoleate
alcohol
butyl
isopropyl
butanol
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB328145A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lankro Chemicals Ltd
Original Assignee
Lankro Chemicals Ltd
Filing date
Publication date
Application filed by Lankro Chemicals Ltd filed Critical Lankro Chemicals Ltd
Publication of GB590386A publication Critical patent/GB590386A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11CFATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
    • C11C3/00Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom
    • C11C3/04Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom by esterification of fats or fatty oils
    • C11C3/10Ester interchange

Abstract

Ricinoleic esters are acylated by heating with a neutral ester of another carboxylic acid in presence of an alkali metal alcohol oxide such as sodium methoxide or potassium tetrahydrofurfuryloxide. The ricinoleic ester may be any substantially neutral ester of the total fatty acids of castor oil or a concentrate thereof with a saturated aliphatic, unsaturated or cyclic alcohol, e.g. methallyl, benzyl or tetrahydrofurfuryl alcohol or cyclohexanol, or a substituted alcohol such as b -ethoxyethanol. In addition to alcoholysis, interchange of alcohols may occur. The boiling points of the combined alcohols advantageously differ considerably while said alcohols are of low alcoholysing character such as secondary or b g -unsaturated alcohols. Thus, an alkyl-phthalyl alkyl ricinoleate is prepared from isopropyl ricinoleate and diisopropyl phthalate. The other carboxylic acid may be, for example, acetic, propionic, butyric, benzoic, furoic, phthalic, succinic, maleic, adipic, sebacic and tricarballylic. To obtain high conversion, considerable excess of a reagent or volatilisation of a displaced alcohol is necessary. In examples: (1) castor oil, excess of butyl acetate, and sodium in butanol are fractionated with distillation of a butanol-butyl acetate azeotrope giving butyl acetylricinoleate, monoricinolein triacetate and triacetin; (2) isopropyl ricinoleate, diisopropyl phthalate, and sodium in isopropyl alcohol are heated at 130 DEG C. in vacuum, isopropanol being removed and isopropylphthalyl isopropyl ricinoleate formed with, if less than an equimolar proportion of diisopropylphthalate is used, some phthalyl bis-(isopropyl ricinoleate); (3) equimolar amounts of butyl ricinoleate and butyl benzoate with sodium in butanol are heated in vacuum at 100 DEG C. with elimination of butanol and formation of butyl benzoyl-ricinoleate.
GB328145A 1945-02-09 Acylation of ricinoleic esters Expired GB590386A (en)

Publications (1)

Publication Number Publication Date
GB590386A true GB590386A (en) 1947-07-16

Family

ID=1627635

Family Applications (1)

Application Number Title Priority Date Filing Date
GB328145A Expired GB590386A (en) 1945-02-09 Acylation of ricinoleic esters

Country Status (1)

Country Link
GB (1) GB590386A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1132123B (en) * 1955-06-07 1962-06-28 Inst Francais Du Petrol Process for the preparation of castor oil fatty acid polyethylene glycol esters suitable as lubricating oils
EP1097699A1 (en) * 1999-11-04 2001-05-09 L'oreal Cosmetic composition comprising hydroxylated fatty acid ester
EP2048219A1 (en) * 2007-10-10 2009-04-15 Bayer MaterialScience AG Low viscous ester mixture
US20110282084A1 (en) * 2008-05-14 2011-11-17 Council Of Scientific & Industrial Research Castor oil fatty acid based estolide esters and their derivatives as potential lubricant base stocks

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1132123B (en) * 1955-06-07 1962-06-28 Inst Francais Du Petrol Process for the preparation of castor oil fatty acid polyethylene glycol esters suitable as lubricating oils
EP1097699A1 (en) * 1999-11-04 2001-05-09 L'oreal Cosmetic composition comprising hydroxylated fatty acid ester
FR2800608A1 (en) * 1999-11-04 2001-05-11 Oreal COSMETIC COMPOSITION CONTAINING A HYDROXYLATED FATTY ACID ESTER
US7250159B1 (en) 1999-11-04 2007-07-31 L'ORéAL S.A. Compositions comprising at least one ester of at least one hydroxylated aliphatic compound
EP2048219A1 (en) * 2007-10-10 2009-04-15 Bayer MaterialScience AG Low viscous ester mixture
WO2009049763A1 (en) * 2007-10-10 2009-04-23 Bayer Materialscience Ag Low viscosity ester mixtures
US20110282084A1 (en) * 2008-05-14 2011-11-17 Council Of Scientific & Industrial Research Castor oil fatty acid based estolide esters and their derivatives as potential lubricant base stocks
US8742150B2 (en) * 2008-05-14 2014-06-03 Council Of Scientific & Industrial Research Castor oil fatty acid based estolide esters and their derivatives as potential lubricant base stocks

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