NL7903976A - Werkwijze ter bereiding van diazoniumzouten van 3-aminopyrazool. - Google Patents

Werkwijze ter bereiding van diazoniumzouten van 3-aminopyrazool.

Info

Publication number
NL7903976A
NL7903976A NL7903976A NL7903976A NL7903976A NL 7903976 A NL7903976 A NL 7903976A NL 7903976 A NL7903976 A NL 7903976A NL 7903976 A NL7903976 A NL 7903976A NL 7903976 A NL7903976 A NL 7903976A
Authority
NL
Netherlands
Prior art keywords
aminopyrazole
diazonium salts
preparing diazonium
preparing
salts
Prior art date
Application number
NL7903976A
Other languages
English (en)
Original Assignee
Acna
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 Acna filed Critical Acna
Publication of NL7903976A publication Critical patent/NL7903976A/nl

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
    • C07D231/14—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/38—Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Coloring (AREA)
  • Resistance Welding (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7903976A 1978-05-24 1979-05-21 Werkwijze ter bereiding van diazoniumzouten van 3-aminopyrazool. NL7903976A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23725/78A IT1096316B (it) 1978-05-24 1978-05-24 Sali di diazonio del 3-ammino-pirazolo

Publications (1)

Publication Number Publication Date
NL7903976A true NL7903976A (nl) 1979-11-27

Family

ID=11209455

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7903976A NL7903976A (nl) 1978-05-24 1979-05-21 Werkwijze ter bereiding van diazoniumzouten van 3-aminopyrazool.

Country Status (11)

Country Link
US (1) US4268436A (nl)
JP (1) JPS54160370A (nl)
BE (1) BE876518A (nl)
CA (1) CA1127634A (nl)
CH (1) CH641166A5 (nl)
DE (1) DE2920618A1 (nl)
ES (1) ES480824A1 (nl)
FR (1) FR2426713A1 (nl)
GB (1) GB2021585B (nl)
IT (1) IT1096316B (nl)
NL (1) NL7903976A (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2781147B1 (fr) * 1998-07-20 2000-09-15 Oreal Compositions pour la teinture des fibres keratiniques contenant des derives de 3-amino pyrazolines a titre de coupleur, procede de teinture et kit de teinture
GB0603181D0 (en) * 2006-02-17 2006-03-29 Merck Sharp & Dohme Treatment of neurodegenerative and psychiatric diseases
JP6266489B2 (ja) * 2014-10-30 2018-01-24 富士フイルム株式会社 アゾ化合物の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432034A (en) * 1944-09-09 1947-12-02 American Cyanamid Co Chromium complexes of 1-phenyl-5-methyl-3-pyrazolone azo compounds
GB977326A (en) * 1961-02-08 1964-12-09 John Michael Tedder Diazo-pyrrole derivatives
FR1392645A (fr) * 1964-02-05 1965-03-19 Kuhlmann Ets Colorants azoïques basiques
FR1486066A (fr) * 1965-07-07 1967-06-23 Geigy Ag J R Colorants azoïques et leur préparation
US3597412A (en) * 1969-01-08 1971-08-03 Hoechst Ag Basic triazole containing mono-azo dyestuffs
US3822247A (en) * 1969-05-13 1974-07-02 Hodogaya Chemical Co Ltd Quaternized 1-methyl-2-phenyl-3-indolylazo-guanazolyl-azo-1-methyl-2-phenyl-3-indoles
US3793305A (en) * 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization
IT1061811B (it) * 1976-06-25 1983-04-30 Montedison Spa Coloranti monoazoici gialli insolubili in acqua
IT1061812B (it) * 1976-06-25 1983-04-30 Montedison Spa Processo per la preparazione di i fenil 3 ammino pirazoli
IT1067981B (it) * 1976-11-17 1985-03-21 Montedison Spa Coloranti cationici monoazoici idrosolubili

Also Published As

Publication number Publication date
GB2021585A (en) 1979-12-05
CH641166A5 (it) 1984-02-15
GB2021585B (en) 1982-11-03
DE2920618A1 (de) 1979-11-29
FR2426713A1 (fr) 1979-12-21
DE2920618C2 (nl) 1990-05-03
JPH0349904B2 (nl) 1991-07-31
IT7823725A0 (it) 1978-05-24
IT1096316B (it) 1985-08-26
JPS54160370A (en) 1979-12-19
FR2426713B1 (nl) 1984-10-12
US4268436A (en) 1981-05-19
BE876518A (fr) 1979-11-23
CA1127634A (en) 1982-07-13
ES480824A1 (es) 1980-08-16

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed