Number | Date | Country | Kind |
---|---|---|---|
4031722 | Oct 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4695287 | Evans et al. | Sep 1987 | |
5216169 | Yamazaki et al. | Jan 1993 |
Number | Date | Country |
---|---|---|
0366963 | May 1990 | EPX |
0416434 | Mar 1991 | EPX |
2117363 | Oct 1971 | DEX |
3524519 | Jan 1986 | DEX |
3716656 | Dec 1988 | DEX |
1591642 | Jun 1981 | GBX |
2209036 | Apr 1989 | GBX |
Entry |
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Chemical Abstracts, Band 78, 1973, Columbus, Ohio, U.S.A., Zaitsev, et al., "Structure of 2-methoxy-3-hydroxy-6-phenylazopyridine", Nr. 123,507p. |
Yamazaki, Chemical Abstracts, vol. 115, (1991), 138,211u. |
Komamora, Chemical Abstracts, vol. 115, (1991), 258,465b. |