Claims
- 1. A process for preparing a compound of the formula ##STR29## where X and Y are independently hydrogen, halogen, trifluoromethyl, nitro, loweralkyl, loweralkoxy or hydroxy; which comprises reacting a compound of the formula ##STR30## with 1-methylpiperidine-4-hydrazine and titanium isopropoxide in a suitable solvent to form a compound of the formula ##STR31## which is subsequently reacted with potassium-t-butoxide in a suitable solvent to form the desired product.
Parent Case Info
This is a division of prior application Ser. No. 08/106,953, filed Aug. 17, 1993, now U.S. Pat. No. 5,296,491, which is a division of a prior application Ser. No. 07/964,690, filed Oct. 22, 1992, now U.S. Pat. No. 5,264,576.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4500525 |
Winters |
Feb 1985 |
|
Foreign Referenced Citations (2)
Number |
Date |
Country |
51-125281 |
Jan 1976 |
JPX |
52-14765 |
Feb 1977 |
JPX |
Non-Patent Literature Citations (1)
Entry |
R. Radinov, et al., Journal of Molecular Structure, 158, 99 (1987), entitled "3-Phenylpyrazolo[4,3-c]pyridine and Derivatives: Structure Determinations", published in the Netherlands. |
Divisions (2)
|
Number |
Date |
Country |
Parent |
106953 |
Aug 1993 |
|
Parent |
964690 |
Oct 1992 |
|