FR1078435A - Xanthenium compounds and their preparation process - Google Patents

Xanthenium compounds and their preparation process

Info

Publication number
FR1078435A
FR1078435A FR1078435DA FR1078435A FR 1078435 A FR1078435 A FR 1078435A FR 1078435D A FR1078435D A FR 1078435DA FR 1078435 A FR1078435 A FR 1078435A
Authority
FR
France
Prior art keywords
xanthenium
compounds
preparation process
preparation
xanthenium compounds
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1078435A publication Critical patent/FR1078435A/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
    • C09B11/28—Pyronines ; Xanthon, thioxanthon, selenoxanthan, telluroxanthon dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1078435D 1951-12-31 1952-12-30 Xanthenium compounds and their preparation process Expired FR1078435A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1078435X 1951-12-31

Publications (1)

Publication Number Publication Date
FR1078435A true FR1078435A (en) 1954-11-18

Family

ID=7720581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1078435D Expired FR1078435A (en) 1951-12-31 1952-12-30 Xanthenium compounds and their preparation process

Country Status (1)

Country Link
FR (1) FR1078435A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2374381A1 (en) * 1976-12-17 1978-07-13 Hoechst Ag Asymmetric xanthene cpd. prepn. - by reaction of 9-phenyl:xanthydrol-2-sulphonic acid with prim. or sec. aromatic amine in polar solvent

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2374381A1 (en) * 1976-12-17 1978-07-13 Hoechst Ag Asymmetric xanthene cpd. prepn. - by reaction of 9-phenyl:xanthydrol-2-sulphonic acid with prim. or sec. aromatic amine in polar solvent

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