ES8202824A1 - Procedure for the preparation of new derivatives of pirazolilpirimidina. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of new derivatives of pirazolilpirimidina. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hokko Chemical Industry Co Ltd
Meiji Seika Kaisha Ltd
Original Assignee
Hokko Chemical Industry Co Ltd
Meiji Seika Kaisha Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hokko Chemical Industry Co Ltd, Meiji Seika Kaisha LtdfiledCriticalHokko Chemical Industry Co Ltd
Priority to ES483882ApriorityCriticalpatent/ES8202824A1/en
Publication of ES483882A0publicationCriticalpatent/ES483882A0/en
Publication of ES8202824A1publicationCriticalpatent/ES8202824A1/en
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms
(AREA)
Abstract
PROCEDURE FOR THE OBTAINING OF FORMULA PIRAZOLYL PIRIMIDINE DERIVATIVES (I), IN WHICH R1 IS HYDROGEN OR AN ALKYL RADICAL; R2 IS A HYDROGEN ATOM OR A C1-4 ALKYL RADICAL; X IS OXYGEN OR SULFUR; AND R3 IS A LOWER ALKYL RADICAL, PHENYL OR SUBSTITUTED PHENYL. IT CONSISTS IN THE REACTION OF A COMPOUND OF FORMULA (II) WITH A COMPOUND OF FORMULA (III), IN WHICH R1, R2, R3 AND X HAVE THE SAME MEANING THAT IN FORMULA (I) AND HAL IS A HALOGEN. THE REACTION IS CARRIED OUT IN THE PRESENCE OR ABSENCE OF A SOLVENT AND AN ACID FIXER, AT ROOM TEMPERATURE OR WITH HEATING. (Machine-translation by Google Translate, not legally binding)
ES483882A1979-09-041979-09-04Procedure for the preparation of new derivatives of pirazolilpirimidina. (Machine-translation by Google Translate, not legally binding)
ExpiredES8202824A1
(en)
Procedure for the obtaining of esters of the tiol-o tionotilfosforico or phosphonic acid. (Machine-translation by Google Translate, not legally binding)