BE610946A - New esters of phenyl-pyrazoline-carboxylic acids which can be used as optical brighteners - Google Patents

New esters of phenyl-pyrazoline-carboxylic acids which can be used as optical brighteners

Info

Publication number
BE610946A
BE610946A BE610946A BE610946A BE610946A BE 610946 A BE610946 A BE 610946A BE 610946 A BE610946 A BE 610946A BE 610946 A BE610946 A BE 610946A BE 610946 A BE610946 A BE 610946A
Authority
BE
Belgium
Prior art keywords
pyrazoline
phenyl
carboxylic acids
optical brighteners
new esters
Prior art date
Application number
BE610946A
Other languages
French (fr)
Original Assignee
Geigy Ag J R
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 CH1341660A external-priority patent/CH386430A/en
Priority claimed from CH1289061A external-priority patent/CH396917A/en
Application filed by Geigy Ag J R filed Critical Geigy Ag J R
Publication of BE610946A publication Critical patent/BE610946A/en

Links

BE610946A 1960-11-30 1961-11-29 New esters of phenyl-pyrazoline-carboxylic acids which can be used as optical brighteners BE610946A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1341660A CH386430A (en) 1960-11-30 1960-11-30 Process for the preparation of basic esters of phenylpyrazoline carboxylic acids
CH1289061A CH396917A (en) 1961-04-08 1961-04-08 Process for the preparation of quaternized nitrogen-containing esters of phenylpyrazoline carboxylic acids

Publications (1)

Publication Number Publication Date
BE610946A true BE610946A (en) 1962-05-29

Family

ID=25711172

Family Applications (1)

Application Number Title Priority Date Filing Date
BE610946A BE610946A (en) 1960-11-30 1961-11-29 New esters of phenyl-pyrazoline-carboxylic acids which can be used as optical brighteners

Country Status (2)

Country Link
BE (1) BE610946A (en)
GB (1) GB986059A (en)

Also Published As

Publication number Publication date
GB986059A (en) 1965-03-17

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