IT1170708B - Procedimento per produrre solfinati di composti di benzidrolo - Google Patents

Procedimento per produrre solfinati di composti di benzidrolo

Info

Publication number
IT1170708B
IT1170708B IT47773/81A IT4777381A IT1170708B IT 1170708 B IT1170708 B IT 1170708B IT 47773/81 A IT47773/81 A IT 47773/81A IT 4777381 A IT4777381 A IT 4777381A IT 1170708 B IT1170708 B IT 1170708B
Authority
IT
Italy
Prior art keywords
benzidrol
sulphinates
compounds
procedure
producing
Prior art date
Application number
IT47773/81A
Other languages
English (en)
Other versions
IT8147773A1 (it
IT8147773A0 (it
Inventor
Malcom Colin Clark
John Barry Hensall
Original Assignee
Ciba 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of IT8147773A0 publication Critical patent/IT8147773A0/it
Publication of IT8147773A1 publication Critical patent/IT8147773A1/it
Application granted granted Critical
Publication of IT1170708B publication Critical patent/IT1170708B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • 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
    • C09B11/02—Diaryl- or thriarylmethane dyes derived from diarylmethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT47773/81A 1980-03-14 1981-02-12 Procedimento per produrre solfinati di composti di benzidrolo IT1170708B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8008768 1980-03-14
GB8032772 1980-10-10

Publications (3)

Publication Number Publication Date
IT8147773A0 IT8147773A0 (it) 1981-02-12
IT8147773A1 IT8147773A1 (it) 1982-08-12
IT1170708B true IT1170708B (it) 1987-06-03

Family

ID=26274829

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47773/81A IT1170708B (it) 1980-03-14 1981-02-12 Procedimento per produrre solfinati di composti di benzidrolo

Country Status (7)

Country Link
US (1) US4348330A (it)
CH (1) CH646144A5 (it)
DE (1) DE3104875A1 (it)
ES (1) ES499402A0 (it)
FR (1) FR2478090A1 (it)
GB (1) GB2071682A (it)
IT (1) IT1170708B (it)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726252A (en) * 1954-08-25 1955-12-06 Du Pont Process for preparing leuco-triaryl-methane compounds
US3193404A (en) * 1959-03-19 1965-07-06 Davis Chester Associated dye salts and method of forming colored indicia therewith
DE2208611A1 (de) 1972-02-24 1973-09-06 Basf Ag Verfahren zur herstellung von aryleckige klammer auf 4,4'-bis-(dialkylamino)benzhydryl eckige klammer auf -sulfonen
DE2820486A1 (de) * 1978-05-10 1979-11-15 Bayer Ag Verfahren zur herstellung von sulfinaten des 4,4'diaminobenzhydrols und seiner substitutionsprodukte
US4210601A (en) * 1979-01-22 1980-07-01 American Cyanamid Company Process for preparing aryl[4,4'-bis(di-loweralkyl-amino)benzhydryl]sulfones

Also Published As

Publication number Publication date
IT8147773A1 (it) 1982-08-12
ES8201546A1 (es) 1982-01-01
ES499402A0 (es) 1982-01-01
DE3104875A1 (de) 1982-01-07
FR2478090A1 (fr) 1981-09-18
IT8147773A0 (it) 1981-02-12
FR2478090B1 (it) 1983-05-06
GB2071682A (en) 1981-09-23
CH646144A5 (de) 1984-11-15
US4348330A (en) 1982-09-07

Similar Documents

Publication Publication Date Title
IT1178429B (it) Procedimento per produrre 5-idrossi-metilfurfurale
IT1152146B (it) Procedimento per la produzione di nerofumo
IT1170709B (it) Procedimento per produrre composti di triaril-metano
IT1154275B (it) Procedimento per la produzione di disolfuri di tiurame
IT1144744B (it) Procedimento per la produzione di solfobetaine
IT1139965B (it) Procedimento per la produzione di poliisobuteni
IT1209875B (it) Procedimento per la produzione di 2-metilenaldeidi
IT1177343B (it) Procedimento per produrre 4-alcossianiline
IT1188961B (it) Procedimento per la produzione di composti antrachinonici
IT8421149A1 (it) Procedimento migliorato per il disproporzionamento di clorosilani
IT7949087A0 (it) Procedimento per la sintesi di 2idrossi-3-metil ciclopent-2-en-1one
ES526910A0 (es) Procedimiento de producir alquilangelicinas
RO81686A (ro) Procedeu pentru prepararea unor compusi triariltiazolici
IT1106616B (it) Metodo per la preparazione di 2/2 ditiodianilina
IT1170744B (it) Procedimento per la produzione di o-trimetil-sililcellulose
IT1132537B (it) Procedimento per la terbutilazione di composti idrossiaromatici
IT1164613B (it) Procedimento per la produzione di ditiazol-disolfuri
IT7851891A0 (it) Procedimento per la produzione di ammino-idrossi-composti aromatici
IT8249202A0 (it) Procedimento per produrre poliesterpolicarbonato
IT1194116B (it) Procedimento per la preparazione di 2-amminoetanoli
IT1170708B (it) Procedimento per produrre solfinati di composti di benzidrolo
IT1193383B (it) Procedimento per la dealogenazione di eteri
IT1175932B (it) Procedimento per produrre s-adenosil-l-omocisteina
IT1172053B (it) Procentimento per la produzione di acetaldeide- dimetl- acetale
IT1170745B (it) Procedimento per la produzione di o-trimetilsilicellulose