FR1076949A - Fluorescent dyes and their preparation process - Google Patents

Fluorescent dyes and their preparation process

Info

Publication number
FR1076949A
FR1076949A FR1076949DA FR1076949A FR 1076949 A FR1076949 A FR 1076949A FR 1076949D A FR1076949D A FR 1076949DA FR 1076949 A FR1076949 A FR 1076949A
Authority
FR
France
Prior art keywords
preparation process
fluorescent dyes
dyes
fluorescent
preparation
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
JR Geigy 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
Application filed by JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR1076949A publication Critical patent/FR1076949A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/18—Benzotriazoles
    • C07D249/20—Benzotriazoles with aryl radicals directly attached in position 2
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
    • C07D249/22—Naphthotriazoles
    • C07D249/24—Naphthotriazoles with stilbene radicals directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1076949D 1952-01-21 1953-01-20 Fluorescent dyes and their preparation process Expired FR1076949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1076949X 1952-01-21

Publications (1)

Publication Number Publication Date
FR1076949A true FR1076949A (en) 1954-11-03

Family

ID=4556131

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1076949D Expired FR1076949A (en) 1952-01-21 1953-01-20 Fluorescent dyes and their preparation process

Country Status (1)

Country Link
FR (1) FR1076949A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387223A1 (en) * 1977-04-14 1978-11-10 Bayer Ag DIAMINODISULPHONIC ACID FOR USE IN THE PREPARATION OF AZOIC DYES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2387223A1 (en) * 1977-04-14 1978-11-10 Bayer Ag DIAMINODISULPHONIC ACID FOR USE IN THE PREPARATION OF AZOIC DYES

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