NL187910C - Werkwijze ter bereiding van 1,2-dimethyl-3,5-difenylpyrazoliummethylsulfaat. - Google Patents

Werkwijze ter bereiding van 1,2-dimethyl-3,5-difenylpyrazoliummethylsulfaat.

Info

Publication number
NL187910C
NL187910C NLAANVRAGE7514270,A NL7514270A NL187910C NL 187910 C NL187910 C NL 187910C NL 7514270 A NL7514270 A NL 7514270A NL 187910 C NL187910 C NL 187910C
Authority
NL
Netherlands
Prior art keywords
dimethyl
preparing
methyl sulphate
diphenylpyrazolium methyl
diphenylpyrazolium
Prior art date
Application number
NLAANVRAGE7514270,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7514270A (nl
NL187910B (nl
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
Publication of NL7514270A publication Critical patent/NL7514270A/xx
Publication of NL187910B publication Critical patent/NL187910B/xx
Application granted granted Critical
Publication of NL187910C publication Critical patent/NL187910C/xx

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)
NLAANVRAGE7514270,A 1974-12-09 1975-12-08 Werkwijze ter bereiding van 1,2-dimethyl-3,5-difenylpyrazoliummethylsulfaat. NL187910C (nl)

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 (3)

Publication Number Publication Date
NL7514270A NL7514270A (nl) 1976-06-11
NL187910B NL187910B (nl) 1991-09-16
NL187910C true NL187910C (nl) 1992-02-17

Family

ID=24114983

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7514270,A NL187910C (nl) 1974-12-09 1975-12-08 Werkwijze ter bereiding van 1,2-dimethyl-3,5-difenylpyrazoliummethylsulfaat.

Country Status (8)

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

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
IT1052478B (it) 1981-06-20
IN142167B (ja) 1977-06-04
US3910949A (en) 1975-10-07
NL7514270A (nl) 1976-06-11
JPS6029706B2 (ja) 1985-07-12
NL187910B (nl) 1991-09-16
JPS5182271A (en) 1976-07-19
BR7508026A (pt) 1976-08-24

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
A85 Still pending on 85-01-01
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee