Claims
- 1. Process for the preparation of compounds of the structure: ##STR8## wherein R is C.sub.1 -C.sub.20 alkyl or substituted alkyl or C.sub.4 -C.sub.10 aromatic moieties; which comprises contacting 3,4-epoxy-1-butene with an alcohol in the presence of a catalytic amount of a palladium catalyst comprising Pd(O) complexed with two to four phosphine ligands.
- 2. Process according to claim 1 wherein R is alkyl of up to about 12 carbon atoms or alkyl of up to about 6 carbon atoms substituted with phenyl; which comprises contacting 3,4-epoxy-1-butene with an alkanol of up to about 12 carbon atoms or a phenyl-substituted alkanol of up to about 6 carbon atoms in the presence of a catalytic amount of a catalyst comprising Pd(O) complexed with two to four phosphine ligands having the structure:
- (phenyl).sub.2 PR"
- wherein R" is hydrocarbyl of up to 6 carbon atoms.
- 3. A process in accordance with claim 1 wherein said alcohol is an alkanol containing from 1 to 20 carbon atoms.
- 4. A process in accordance with claim 1 wherein said alcohol is a phenolic alcohol.
- 5. A process in accordance with claim 4 wherein said alcohol is phenol.
- 6. Process for the preparation of compounds of the structure: ##STR9## wherein R is alkyl of up to about 12 carbon atoms, alkyl of up to about 6 carbon atoms substituted with phenyl, alkanoyl of up to about 20 carbon atoms; and R' is hydrogen or alkanoyl of up to about 20 carbon atoms; which comprises contacting 3,4-epoxy-1-butene with an oxygen nucleophile selected from an alkanol of up to about 12 carbon atoms, a phenyl-substituted alkanol of up to 6 carbon atoms, a carboxylic acid of up to about 20 carbon atoms or a carboxylic anhydride having up to about 40 carbon atoms in the presence of a catalytic amount of a palladium catalyst comprising Pd(O) complexed with two to four phosphine ligands.
- 7. Process according to claim 6 wherein R is alkyl of 1 to 6 carbon atoms, or acetyl and R' is hydrogen or acetyl; which comprises contacting 3,4-epoxy-1-butene with and alkanol of up to 6 carbon atoms, acetic acid or acetic anhydride in the presence of a catalytic amount of a catalyst comprising Pd(O) complexed with two to four phosphine ligands having the structure:
- (phenyl).sub.2 PR"
- wherein R" is hydrocarbyl of up to 6 carbon atoms.
Parent Case Info
This is a continuation of copending application Ser. No. 07/713,561 filed on Jun. 10, 1991, which is a continuation of Ser. No. 07/239,884 filed on Sep. 2, 1988, which is a continuation-in-part of Ser. No. 101,885 filed Sep. 28, 1987 abandoned.
Foreign Referenced Citations (2)
Number |
Date |
Country |
0075238 |
Mar 1983 |
EPX |
0183042 |
Jun 1986 |
EPX |
Non-Patent Literature Citations (4)
Entry |
Tsuji, J. et al, Tetrahedron Letters, vol. 22, No. 27 pp. 2575-2578 (1981). |
Frost, B. M. et al, J. Am. Chem. Soc., 1985, 107 pp. 6123-6124. |
Tsuda, T. et al, J. Org. Chem., 1986, 51, pp. 5216-5221. |
Chemical Abstracts, vol. 83, No. 21, Nov. 24, 1975, Abstract 178359a. |
Continuations (2)
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Number |
Date |
Country |
Parent |
713561 |
Jun 1991 |
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Parent |
239884 |
Sep 1988 |
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Continuation in Parts (1)
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Number |
Date |
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Parent |
101885 |
Sep 1987 |
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