FR480295A - Process for the preparation of new dyes from the phthalin series - Google Patents

Process for the preparation of new dyes from the phthalin series

Info

Publication number
FR480295A
FR480295A FR480295A FR480295DA FR480295A FR 480295 A FR480295 A FR 480295A FR 480295 A FR480295 A FR 480295A FR 480295D A FR480295D A FR 480295DA FR 480295 A FR480295 A FR 480295A
Authority
FR
France
Prior art keywords
phthalin
series
preparation
new dyes
dyes
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
FR480295A
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 FR480295A publication Critical patent/FR480295A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/06—Hydroxy derivatives of triarylmethanes in which at least one OH group is bound to an aryl nucleus and their ethers or esters
    • C09B11/08—Phthaleins; Phenolphthaleins; Fluorescein

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR480295A 1914-11-26 1915-11-22 Process for the preparation of new dyes from the phthalin series Expired FR480295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH480295X 1914-11-26

Publications (1)

Publication Number Publication Date
FR480295A true FR480295A (en) 1916-07-12

Family

ID=1517534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR480295A Expired FR480295A (en) 1914-11-26 1915-11-22 Process for the preparation of new dyes from the phthalin series

Country Status (1)

Country Link
FR (1) FR480295A (en)

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