Number | Date | Country | Kind |
---|---|---|---|
55-152214 | Oct 1980 | JPX | |
55-183727 | Dec 1980 | JPX | |
56-50491 | Apr 1981 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4175201 | Fried | Nov 1979 | |
4180672 | Kurozumi | Dec 1979 |
Number | Date | Country |
---|---|---|
51-109452 | Sep 1976 | JPX |
Entry |
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J. Org. Chem., vol. 40, 1975, pp. 521-523. |
Tetrahedron Letters, No. 10, 1975, pp. 765-768. |
Journal of Medicinal Chemistry, 1977, vol. 20, No. 12, pp. 1662-1665. |
J. Am. Chem. Soc., 96, 1974, pp. 6759-6761. |
Tetrahedron Letters, No. 48, 1974, pp. 4267-4270. |
Tetrahedron Letters, No. 51/52, 1974, pp. 4459-4462. |
Tetrahedron Letters, No. 52, 1976, pp. 4793-4796. |
Tetrahedron Letters, No. 13, 1975, pp. 1165-1168. |
Tetrahedron Letters, No. 19, 1977, pp. 1629-1632. |