Number | Date | Country | Kind |
---|---|---|---|
3242560 | Nov 1982 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4225506 | Schmid | Sep 1980 |
Number | Date | Country |
---|---|---|
0006156 | Jan 1980 | DEX |
Entry |
---|
C.A. 92, No. 5,-2/4/80, p. 765, No. 41738q. |
Houben-Weyl, "Methoden der Organischen Chemie", vol. IV/1a, (1981), p. 512. |