FR1034592A - Improvements in the preparation of 9-aminobenzophenoxazines - Google Patents

Improvements in the preparation of 9-aminobenzophenoxazines

Info

Publication number
FR1034592A
FR1034592A FR1034592DA FR1034592A FR 1034592 A FR1034592 A FR 1034592A FR 1034592D A FR1034592D A FR 1034592DA FR 1034592 A FR1034592 A FR 1034592A
Authority
FR
France
Prior art keywords
aminobenzophenoxazines
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of FR1034592A publication Critical patent/FR1034592A/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
    • C09B19/00—Oxazine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1034592D 1949-08-10 1950-08-10 Improvements in the preparation of 9-aminobenzophenoxazines Expired FR1034592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1034592XA 1949-08-10 1949-08-10

Publications (1)

Publication Number Publication Date
FR1034592A true FR1034592A (en) 1953-07-27

Family

ID=22295295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1034592D Expired FR1034592A (en) 1949-08-10 1950-08-10 Improvements in the preparation of 9-aminobenzophenoxazines

Country Status (1)

Country Link
FR (1) FR1034592A (en)

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