VERFAHREN ZUR HERSTELLUNG VON TRIALKYLESTER- DERIVATEN

VERFAHREN ZUR HERSTELLUNG VON TRIALKYLESTER- DERIVATEN

Prepn. of trialkyl propane 1,1,1-tricarboxylate derivs. (I) of formula (A; Y = X-CH2-CH2-) comprises reacting a trialkyl methane-tricarboxylate of formula (A; Y = H), with a di-substd. ethane of the formula X-CH2-CH2-X in the presence of an alkali(ne earth) carbonate: X = Cl, Br, I, tosyloxy or mesy...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PFAMMATTER, ELMAR
Format: Patent
Sprache:ger
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:Prepn. of trialkyl propane 1,1,1-tricarboxylate derivs. (I) of formula (A; Y = X-CH2-CH2-) comprises reacting a trialkyl methane-tricarboxylate of formula (A; Y = H), with a di-substd. ethane of the formula X-CH2-CH2-X in the presence of an alkali(ne earth) carbonate: X = Cl, Br, I, tosyloxy or mesyloxy; R = 1-6C alkyl.