Preparation of alkyl O,O-dialkyl-.gamma.-phosphonotiglates

Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus esters

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C07F 940

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049373080

ABSTRACT:
Alkyl .gamma.-halotiglates of the general formula I ##STR1## where X is Cl or Br and R.sup.2 is alkyl of 1 to 3 carbon atoms, having a high E isomer content, are prepared by a process in which

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Journal of The Chemical Society, Part II, 1968, p. 1991.
Cookson et al., "Tetracyanocyclopentadienide Anion and Its Electrophilic Aromatic Substitution", Journal of The Chemical Society, 1966, p. 2163.
Houben-Weyle, Methoden des Organischen Chemie, 5/1 d (1972), p. 129.
Pattenden et al., "Carotenoids and Related Compounds. Part XIX. The Geometrical Isomers of 2- and 3-Methyl-5-phenylpenta-2,4-dienoic Acid and their Methyl Esters", Journal of the Chemical Society, 1968, pp. 1997-2006.

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