ES244801A1 - Procedures introduced in derivations for fluid conductor tubes (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedures introduced in derivations for fluid conductor tubes (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.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co IncfiledCriticalMerck and Co Inc
Priority to ES0244801ApriorityCriticalpatent/ES244801A1/en
Publication of ES244801A1publicationCriticalpatent/ES244801A1/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the preparation of acylhydrazines, especially of N- (3-phenylcinamoyl) -N'-acylhydrazines, of the general structure represented by the following formula (which is referred to herein as Formula 1). ** (See formula) ** wherein R is a member selected from the group consisting of the hydrogen atom and alkyl, aryl, aralkyl, alkaryl and heterocyclic radicals; which comprises treating N- (3,3-diphenyl-3-hydroxypropionyl) -hydrazine with an acylating agent, under conditions of dehydration. (Machine-translation by Google Translate, not legally binding)
ES0244801A1958-10-211958-10-21Procedures introduced in derivations for fluid conductor tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES244801A1
(en)
Procedimine for the obtaining of derivatives of the acid p- [cumarinyl- (3)] - phenyl carbamine (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining new derivatives of piperidil-2 phenylmethanols and their added salts (Machine-translation by Google Translate, not legally binding)
A procedure for preparing derivatives of 4-oxo-6-sulfamil - 1,2,3,4- tetrahidroquinazolinona (Machine-translation by Google Translate, not legally binding)