IT1052478B - Procedimento per la produzione di 1.2 dimetil 3 5 difenilpirazolio metilsolfato utile in particolare come diserbante selettivo - Google Patents

Procedimento per la produzione di 1.2 dimetil 3 5 difenilpirazolio metilsolfato utile in particolare come diserbante selettivo

Info

Publication number
IT1052478B
IT1052478B IT52495/75A IT5249575A IT1052478B IT 1052478 B IT1052478 B IT 1052478B IT 52495/75 A IT52495/75 A IT 52495/75A IT 5249575 A IT5249575 A IT 5249575A IT 1052478 B IT1052478 B IT 1052478B
Authority
IT
Italy
Prior art keywords
diphenylpyrazol
methylsulphate
herbal
dimethyl
selective
Prior art date
Application number
IT52495/75A
Other languages
English (en)
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of IT1052478B publication Critical patent/IT1052478B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT52495/75A 1974-12-09 1975-12-02 Procedimento per la produzione di 1.2 dimetil 3 5 difenilpirazolio metilsolfato utile in particolare come diserbante selettivo IT1052478B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US530789A US3910949A (en) 1974-12-09 1974-12-09 Manufacture of 1,2-dimethyl-3,5-diphenylpyrazolium methylsulfate in a single reaction zone

Publications (1)

Publication Number Publication Date
IT1052478B true IT1052478B (it) 1981-06-20

Family

ID=24114983

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52495/75A IT1052478B (it) 1974-12-09 1975-12-02 Procedimento per la produzione di 1.2 dimetil 3 5 difenilpirazolio metilsolfato utile in particolare come diserbante selettivo

Country Status (8)

Country Link
US (1) US3910949A (it)
JP (1) JPS6029706B2 (it)
BR (1) BR7508026A (it)
CA (1) CA1051439A (it)
GB (1) GB1525496A (it)
IN (1) IN142167B (it)
IT (1) IT1052478B (it)
NL (1) NL187910C (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207326A (en) * 1979-05-21 1980-06-10 Cilag-Chemie A.G. Antimicrobial quaternary pyrazole derivatives
IE59813B1 (en) * 1986-05-09 1994-04-06 Warner Lambert Co Styryl pyrazoles, isoxazoles and analogs thereof having activity as 5-lipoxy-genase inhibitors and pharmaceutical compositions containing them
DE19529056A1 (de) * 1995-08-08 1997-02-13 Basf Ag Verfahren zur Herstellung von 1,2-Dimethyl-3,5-diaryl-pyrazoliummethylsulfaten

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1315825A (en) * 1969-12-10 1973-05-02 Minnesota Mining & Mfg Spiropyran derivatives
BE792801A (fr) * 1971-12-17 1973-06-15 American Cyanamid Co Nouvelles compositions herbicides
DE2260485C2 (de) * 1971-12-17 1983-12-29 American Cyanamid Co., Wayne, N.J. 1,2-Dialkyl-3,5-diphenylpyrazoliumsalze und diese enthaltende herbizide Mittel
US3818096A (en) * 1972-04-12 1974-06-18 Schering Corp Compositions of 1,2-dilower alkyl arylpyrazolium quaternary salts and method of lowering blood sugar levels with same
US3907824A (en) * 1973-06-18 1975-09-23 American Cyanamid Co Preparation of 1-alkyl-3,5-diphenylpyrazoles and 1,2-dialkyl-3,5-diphenylpyrazolium salts
ZA744908B (en) * 1973-09-17 1975-08-27 American Cyanamid Co Catalytic dehydrogenation process for the preparation of 3,5-disubstituted pyrazoles

Also Published As

Publication number Publication date
CA1051439A (en) 1979-03-27
GB1525496A (en) 1978-09-20
IN142167B (it) 1977-06-04
US3910949A (en) 1975-10-07
NL7514270A (nl) 1976-06-11
JPS6029706B2 (ja) 1985-07-12
NL187910B (nl) 1991-09-16
NL187910C (nl) 1992-02-17
JPS5182271A (en) 1976-07-19
BR7508026A (pt) 1976-08-24

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941230