MD18C2 - Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului - Google Patents

Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului

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Publication number
MD18C2
MD18C2 MD94-0062A MD940062A MD18C2 MD 18 C2 MD18 C2 MD 18C2 MD 940062 A MD940062 A MD 940062A MD 18 C2 MD18 C2 MD 18C2
Authority
MD
Moldova
Prior art keywords
mushrooms
species
concentration
cianopyrol
obtaining
Prior art date
Application number
MD94-0062A
Other languages
English (en)
Russian (ru)
Other versions
MD18B1 (ro
Inventor
Robert Nyfeler
Ehrenfreund Josef
Original Assignee
Novartis Ag
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 SU864028745A external-priority patent/SU1491334A3/ru
Application filed by Novartis Ag filed Critical Novartis Ag
Priority to MD94-0062A priority Critical patent/MD18C2/ro
Publication of MD18B1 publication Critical patent/MD18B1/ro
Publication of MD18C2 publication Critical patent/MD18C2/ro

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Abstract

Invenţia se referă la compuşii heterociclici, în particularitate la procedeul a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului cu proprietăţi bactericide, ce poate fi folosit la combaterea ciupercilor fitopatogene. Scopul invenţiei constă în crearea unei substanţe mai active din clasa indicată. Sinteza compusului cu destinaţie specială se realizează prin reacţia dintre nitrilul acidului 2,3-(difluormetilendioxol)-cianic şi n-toluen-sulfonil-metil-izocianidă în mediul solventului organic în prezenţa bazei la temperatura (-5)-(+5) grad.C. Compusul nou cu concentraţia de 20-200 p/mln îşi manifestă activitatea faţă de 6 specii de ciuperci, în comparaţie cu activitatea faţă de 4 specii de ciuperci a compusului cunoscut cu concentraţia de 20 p/mln şi faţă de 5 specii cu concentraţia de 60 p/mln. 2 tab.
MD94-0062A 1986-12-18 1994-01-17 Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului MD18C2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MD94-0062A MD18C2 (ro) 1986-12-18 1994-01-17 Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU864028745A SU1491334A3 (ru) 1985-06-21 1986-12-18 Способ получени 3-(2,2-дифторбензодиоксол-4-ил)-4-цианопиррола
MD94-0062A MD18C2 (ro) 1986-12-18 1994-01-17 Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului

Publications (2)

Publication Number Publication Date
MD18B1 MD18B1 (ro) 1994-05-31
MD18C2 true MD18C2 (ro) 1994-05-31

Family

ID=26640553

Family Applications (1)

Application Number Title Priority Date Filing Date
MD94-0062A MD18C2 (ro) 1986-12-18 1994-01-17 Procedeu de obţinere a 3-(2,2-difluorbenzodioxol-4-il)-4-ciano-pirolului

Country Status (1)

Country Link
MD (1) MD18C2 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3935G2 (ro) * 2008-02-15 2010-01-31 Институт Энергетики Академии Наук Молдовы Instalaţie pentru transportul energiei electrice

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2927480A1 (de) * 1978-07-10 1980-01-24 Nippon Soda Co Cyanopyrrol-derivate

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2927480A1 (de) * 1978-07-10 1980-01-24 Nippon Soda Co Cyanopyrrol-derivate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3935G2 (ro) * 2008-02-15 2010-01-31 Институт Энергетики Академии Наук Молдовы Instalaţie pentru transportul energiei electrice

Also Published As

Publication number Publication date
MD18B1 (ro) 1994-05-31

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Legal Events

Date Code Title Description
CHPR Change of proprietorship

Free format text: NOVARTIS AG, CH

IF99 Valid patent on 19990615

Free format text: EXPIRES: 20061217