Claims
- 1. A compound of the formula (I): ##STR10## wherein R.sup.1 represents a linear, branched or cyclic alkanoyl group having from 2 to 18 carbon atoms, a linear, branched or cyclic alkoxycarbonyl group having from 2 to 18 carbon atoms, an aralkyloxycarbonyl group having from 7 to 18 carbon atoms, or a benzyl group, or represents, together with R.sup.2, a residue of a dibasic acid having from 8 to 18 carbon atoms;
- R.sup.2 represents a hydrogen atom or a benzyl group, or represents, together with R.sup.1, a residue of a dibasic acid having from 8 to 18 carbon atoms;
- R.sup.3 represents a linear, branched or cyclic alkyl group having from 1 to 18 carbon atoms, an aralkyl group having from 7 to 18 carbon atoms, or an aryl group having from 6 to 18 carbon atoms;
- R.sup.4 represents a linear, branched or cyclic alkanoyl group having from 2 to 18 carbon atoms, or an arylcarbonyl group having from 7 to 18 carbon atoms; and
- R.sup.5 represents an alkyl group having 1 or 2 carbon atoms, an aryl group having from 6 to 18 carbon atoms, or an aralkyl group having from 7 to 18 carbon atoms.
- 2. A compound of the formula (VI): ##STR11## wherein R.sup.1 represents a linear, branched or cyclic alkanoyl group having from 2 to 18 carbon atoms, a linear, branched or cyclic alkoxycarbonyl group having from 2 to 18 carbon atoms, an aralkyloxycarbonyl group having from 7 to 18 carbon atoms, or a benzyl group, or represents, together with R.sup.2, a residue of a dibasic acid having from 8 to 18 carbon atoms;
- R.sup.2 represents a hydrogen atom or a benzyl group, or represents, together with R.sup.1, a residue of a dibasic acid having from 8 to 18 carbon atoms;
- R.sup.3 represents a linear, branched or cyclic alkyl group having from 1 to 18 carbon atoms, an aralkyl group having from 7 to 18 carbon atoms; or an aryl group having from 6 to 18 carbon atoms; and
- R.sup.5 represents an alkyl group having 1 or 2 carbon atoms, an aryl group having from 6 to 18 carbon atoms, or an aralkyl group having from 7 to 18 carbon atoms.
Priority Claims (1)
Number |
Date |
Country |
Kind |
7-257497 |
Oct 1995 |
JPX |
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Parent Case Info
This application is a Divisional of application Ser. No. 08/878,079 filed on Jun. 18, 1997, now pending, which is a divisional of application Ser. No. 08/725,714, filed on Oct. 4, 1996, now U.S. Pat. No. 5,705,671.
Foreign Referenced Citations (2)
Number |
Date |
Country |
0 543 343 A2 |
May 1993 |
EPX |
0 657 415 A1 |
Jun 1995 |
EPX |
Non-Patent Literature Citations (3)
Entry |
Database Caplus on STN, Chemical Abstracts Service (Columbus, Ohio), Accession No. 1976:58996, Tsuchihashi, G. et al., JP 50-117717, abstract. |
Database Caplus on STN, Chemical Abstracts Service (Columbus, Ohio), Accession No. 1975:125014, Tsuchihashi, G. et al., J. Am. Chem. Soc., 1975, 97(3), 596-9, abstract. |
Pusino, A. et al., Gazzetta Chimica Italiana, 1984, 114, 395-8. |
Divisions (2)
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Number |
Date |
Country |
Parent |
878079 |
Jun 1997 |
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Parent |
725714 |
Oct 1996 |
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