[go: up one dir, main page]

AT24656B - Process for the preparation of C -C dialkyliminobarbituric acids. - Google Patents

Process for the preparation of C -C dialkyliminobarbituric acids.

Info

Publication number
AT24656B
AT24656B AT24656DA AT24656B AT 24656 B AT24656 B AT 24656B AT 24656D A AT24656D A AT 24656DA AT 24656 B AT24656 B AT 24656B
Authority
AT
Austria
Prior art keywords
dialkyliminobarbituric
acids
preparation
urea
esters
Prior art date
Application number
Other languages
German (de)
Original Assignee
Merck Ag E
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
Priority claimed from DE1903165222D external-priority patent/DE165222C/de
Application filed by Merck Ag E filed Critical Merck Ag E
Application granted granted Critical
Publication of AT24656B publication Critical patent/AT24656B/en

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Description

  

   <Desc/Clms Page number 1> 
 
 EMI1.1 
 
 EMI1.2 
 
 EMI1.3 
 
 EMI1.4 




   <Desc / Clms Page number 1>
 
 EMI1.1
 
 EMI1.2
 
 EMI1.3
 
 EMI1.4

Claims (1)

PATENTANSPRUCH ! Abänderung des in dem Patente Nr. 21677 beschriebenen Verfahrens zur Darstellung von C-C-Dialkyliminobarbitursäuren aus Dialkylcyanessigestern und Harnstoff, darin be- stehend, dass die Kondensation zwischen Dialkylcyanessigestern und Harnstoff, für welch EMI2.1 PATENT CLAIM! Modification of the process described in the patent No. 21677 for the preparation of C -C dialkyliminobarbituric acids from dialkylcyaneacetic esters and urea, in that the condensation between dialkylcyanacetic esters and urea, for which EMI2.1
AT24656D 1903-11-09 1905-09-06 Process for the preparation of C -C dialkyliminobarbituric acids. AT24656B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1903165222D DE165222C (en) 1903-11-09

Publications (1)

Publication Number Publication Date
AT24656B true AT24656B (en) 1906-06-25

Family

ID=5684973

Family Applications (1)

Application Number Title Priority Date Filing Date
AT24656D AT24656B (en) 1903-11-09 1905-09-06 Process for the preparation of C -C dialkyliminobarbituric acids.

Country Status (1)

Country Link
AT (1) AT24656B (en)

Similar Documents

Publication Publication Date Title
AT24656B (en) Process for the preparation of C -C dialkyliminobarbituric acids.
AT33982B (en) Process for the preparation of thionaphthene derivatives.
AT25203B (en) Process for the preparation of triiminobarbituric acids.
AT40776B (en) Process for the production of solid, high-melting condensation products from resin acids.
AT25221B (en) Process for the preparation of diiminobarbituric acids.
AT43471B (en) Method of operating the dryer according to patent no. 16682.
AT29208B (en) Process for the preparation of 5-dialkyl-2-cyanimino-4,6-diiminopyrimidines.
AT26864B (en) Process for the preparation of dialkylbarbituric acids.
AT38842B (en) Process for the preparation of substitution products of α-oxythionaphthene.
AT33086B (en) Process for the preparation of methylene acetylsalicylic acid.
AT48195B (en) Process for the production of albumin soap.
AT48817B (en) Process for the production of dinitroglycerin.
AT35450B (en) Process for the preparation of CC dialkylbarbituric acids.
AT33127B (en) Process for impregnating fabrics and fabrics with condensation products from tannic acid and formaldehyde.
AT26859B (en) Process for the preparation of quinizarin.
AT36792B (en) Process for the preparation of nitric acid.
AT26609B (en) Process for the preparation of nitrous acid by catalysis.
AT24856B (en) Process for the preparation of 1-4-8-trioxyanthraquinone.
AT25344B (en) Process for the production of decals for ceramic purposes.
AT35835B (en) Process for the production of spreadable fruit and sugar preparations.
AT27191B (en) Process for the preparation of nitroorthooxyazo dyes.
AT26092B (en) Process for the preparation of guanine.
AT27171B (en) Device for quickly driving back the mercury thread in maximum thermometers.
AT26862B (en) Process for the preparation of CC dialkylbarbituric acids.
AT28205B (en) Process for the preparation of 2-thio-4,6-dioxypyrimidine and its C-alkyl substitution products.