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Title:
Process for the preparation of dextrorotatory 2-phenoxypropionic acid derivatives
Abstract:
Dextrorotatory 2-phenoxypropionic acids are made by heating an alkali metal salt of dextrorotatory 2-chloropropionic acid with an alkali metal phenate in an inert organic solvent of high boiling point under reflux.
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Inventors:
Metivier, Jean (Paris, FR) Sauli, Michel (Paris, FR)
Application Number:
766667
Filing Date: 1977-02-08 Publication_date: 1979-11-06 Assignee:
Rhone-Poulenc S.A. (Paris, FR)
Primary Class(es):
562/471
562/472
Other Classes:
US Patent Ref:
| 2805251 | Sep, 1957 | Marshall et al. | 260/521. | | 2830083 | Apr, 1958 | Gilbert et al. | 260/521. | | 3007962 | Nov, 1961 | Metivier et al. | 260/521. |
Other Refs:
571461| Mar, 1959 | CA | | 1479271May, 1967 | FR | | | | | | | |
Other References:
Eliel, Stereochemistry of Carbon Compounds, pp. 47-50, (1962). Finar, "Org. Chem.," pp. 39-39 & 72-73, (1959). Eliel-"Stereochemistry of Carlson Compounds," (1962), pp. 114-119. Gould, "Mech. & Structure in Org. Chem.," pp. 270-271, (1959), Holt et al., (N.Y.). Fredga et al., (Arkiv fur Kemi), Band 4, Nr 20, pp. 325-330, (1951). Fredga et al., (Arkiv fur Kemi), Band 3, Nr 47, pp. 429-436, (1951). Caserio, "Basic Principles of Organic Chemistry," (1964), pp. 295-297 & 300-305. |