GB505839A - Manufacture of basic methine dyestuffs - Google Patents

Manufacture of basic methine dyestuffs

Info

Publication number
GB505839A
GB505839A GB31310/37A GB3131037A GB505839A GB 505839 A GB505839 A GB 505839A GB 31310/37 A GB31310/37 A GB 31310/37A GB 3131037 A GB3131037 A GB 3131037A GB 505839 A GB505839 A GB 505839A
Authority
GB
United Kingdom
Prior art keywords
manufacture
methine dyestuffs
basic
dyestuffs
basic methine
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
GB31310/37A
Other languages
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Publication of GB505839A publication Critical patent/GB505839A/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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
GB31310/37A 1937-10-12 1937-11-15 Manufacture of basic methine dyestuffs Expired GB505839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE219145X 1937-10-12

Publications (1)

Publication Number Publication Date
GB505839A true GB505839A (en) 1939-05-15

Family

ID=5831705

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31310/37A Expired GB505839A (en) 1937-10-12 1937-11-15 Manufacture of basic methine dyestuffs

Country Status (4)

Country Link
BE (1) BE430547A (enrdf_load_stackoverflow)
CH (2) CH227298A (enrdf_load_stackoverflow)
FR (1) FR844260A (enrdf_load_stackoverflow)
GB (1) GB505839A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR844260A (fr) 1939-07-21
CH219145A (de) 1942-01-31
BE430547A (enrdf_load_stackoverflow)
CH227298A (de) 1943-05-31

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