ES375703A2 - A method of preparation of chromogenic fatalids, fundamentally colorless or colored. (Machine-translation by Google Translate, not legally binding) - Google Patents

A method of preparation of chromogenic fatalids, fundamentally colorless or colored. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES375703A2
ES375703A2 ES375703A ES375703A ES375703A2 ES 375703 A2 ES375703 A2 ES 375703A2 ES 375703 A ES375703 A ES 375703A ES 375703 A ES375703 A ES 375703A ES 375703 A2 ES375703 A2 ES 375703A2
Authority
ES
Spain
Prior art keywords
fatalids
chromogenic
fundamentally
colorless
colored
Prior art date
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.)
Expired
Application number
ES375703A
Other languages
Spanish (es)
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of ES375703A2 publication Critical patent/ES375703A2/en
Expired legal-status Critical Current

Links

Landscapes

  • Color Printing (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Saccharide Compounds (AREA)

Abstract

"IMPROVEMENTS INTRODUCED IN THE OBJECT OF THE MAIN PATENT 349,816, granted, by" A METHOD OF PREPARATION OF CHROMOGENIC FATALIDS; FUNDAMENTALLY COLORLESS OR COLORED ", characterized by the general formula of these compounds is: ** (See formula) ** wherein R represents either a 1,2-dimethylindole-3-yl group or a p-dialkylaminophenyl group R, represents an aromatic or heterocyclic-aromatic group, substituted or unsubstituted; and R2 represents hydrogen or an alkyl group having less than 5 carbon atoms. (Machine-translation by Google Translate, not legally binding)
ES375703A 1969-01-21 1970-01-20 A method of preparation of chromogenic fatalids, fundamentally colorless or colored. (Machine-translation by Google Translate, not legally binding) Expired ES375703A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79228069A 1969-01-21 1969-01-21

Publications (1)

Publication Number Publication Date
ES375703A2 true ES375703A2 (en) 1972-04-16

Family

ID=25156350

Family Applications (1)

Application Number Title Priority Date Filing Date
ES375703A Expired ES375703A2 (en) 1969-01-21 1970-01-20 A method of preparation of chromogenic fatalids, fundamentally colorless or colored. (Machine-translation by Google Translate, not legally binding)

Country Status (4)

Country Link
JP (1) JPS4830569B1 (en)
BR (1) BR7016111D0 (en)
ES (1) ES375703A2 (en)
NO (1) NO127053B (en)

Also Published As

Publication number Publication date
JPS4830569B1 (en) 1973-09-21
BR7016111D0 (en) 1973-01-11
NO127053B (en) 1973-04-30

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