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NO811077L - PROCESS FOR PREPARING 4-CHLORO-5-AMINO-2-PHENYL-3 (2H) -PYRIDAZINON FROM 4,5-DICHLOR-2-PHENYL-3 (2H) -PYRIDAZINON AND AMMONIA - Google Patents

PROCESS FOR PREPARING 4-CHLORO-5-AMINO-2-PHENYL-3 (2H) -PYRIDAZINON FROM 4,5-DICHLOR-2-PHENYL-3 (2H) -PYRIDAZINON AND AMMONIA

Info

Publication number
NO811077L
NO811077L NO811077A NO811077A NO811077L NO 811077 L NO811077 L NO 811077L NO 811077 A NO811077 A NO 811077A NO 811077 A NO811077 A NO 811077A NO 811077 L NO811077 L NO 811077L
Authority
NO
Norway
Prior art keywords
pyridazinon
phenyl
dichlor
chloro
ammonia
Prior art date
Application number
NO811077A
Other languages
Norwegian (no)
Other versions
NO155578B (en
NO155578C (en
Inventor
Niels Clauson-Kaas
Gert Jansen
Erik Benny Olsen
Original Assignee
Basf 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 PCT/DK1980/000062 external-priority patent/WO1981001288A1/en
Application filed by Basf Ag filed Critical Basf Ag
Publication of NO811077L publication Critical patent/NO811077L/en
Publication of NO155578B publication Critical patent/NO155578B/en
Publication of NO155578C publication Critical patent/NO155578C/en

Links

NO811077A 1979-10-31 1981-03-30 PROCEDURE FOR PREPARATION OF 4-CHLORO-5-AMINO-2-PHENYL-3 (2H) -PYRIDAZINON FROM 4,5-DICHLOR-2-PHENYL-3 (2H) -PYRIDAZINON AND AMMONIA. NO155578C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK461379 1979-10-31
PCT/DK1980/000062 WO1981001288A1 (en) 1979-10-31 1980-10-17 Method for producing 4-chloro-5-amino-2-phenyl-3(2h)-pyridazinone from 4,5-dichloro-2-phenyl-3(2h)-pyridazinone and ammonia

Publications (3)

Publication Number Publication Date
NO811077L true NO811077L (en) 1981-05-14
NO155578B NO155578B (en) 1987-01-12
NO155578C NO155578C (en) 1987-04-22

Family

ID=26067552

Family Applications (1)

Application Number Title Priority Date Filing Date
NO811077A NO155578C (en) 1979-10-31 1981-03-30 PROCEDURE FOR PREPARATION OF 4-CHLORO-5-AMINO-2-PHENYL-3 (2H) -PYRIDAZINON FROM 4,5-DICHLOR-2-PHENYL-3 (2H) -PYRIDAZINON AND AMMONIA.

Country Status (2)

Country Link
NO (1) NO155578C (en)
SU (1) SU1140686A3 (en)

Also Published As

Publication number Publication date
NO155578B (en) 1987-01-12
NO155578C (en) 1987-04-22
SU1140686A3 (en) 1985-02-15

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