BR8003393A - Processo para preparar um isocianato de arilsulfonila - Google Patents

Processo para preparar um isocianato de arilsulfonila

Info

Publication number
BR8003393A
BR8003393A BR8003393A BR8003393A BR8003393A BR 8003393 A BR8003393 A BR 8003393A BR 8003393 A BR8003393 A BR 8003393A BR 8003393 A BR8003393 A BR 8003393A BR 8003393 A BR8003393 A BR 8003393A
Authority
BR
Brazil
Prior art keywords
isocianate
arylsulphonyl
prepare
arylsulphonyl isocianate
Prior art date
Application number
BR8003393A
Other languages
English (en)
Inventor
G Levitt
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BR8003393A publication Critical patent/BR8003393A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/36—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of amides of sulfonic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8003393A 1979-06-04 1980-05-30 Processo para preparar um isocianato de arilsulfonila BR8003393A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4524479A 1979-06-04 1979-06-04

Publications (1)

Publication Number Publication Date
BR8003393A true BR8003393A (pt) 1980-12-30

Family

ID=21936794

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8003393A BR8003393A (pt) 1979-06-04 1980-05-30 Processo para preparar um isocianato de arilsulfonila

Country Status (2)

Country Link
EP (1) EP0021641A1 (pt)
BR (1) BR8003393A (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3070691D1 (en) * 1979-07-26 1985-06-27 Du Pont Benzenesulfonyl isocyanates, isothiocyanates, chlorides, and sulfonamides having a fluorinated substituent
CA1216290A (en) 1982-05-17 1987-01-06 Alden D. Josey Process for the nucleophilic substitution of unactivated aromatic and heteroaromatic substrates
DE59208670D1 (de) * 1991-04-11 1997-08-14 Hoechst Schering Agrevo Gmbh Verfahren zur Herstellung von 2-Pyridylsulfonylharnstoffen und Thiadiazolopyridine als Zwischenprodukte in diesem Verfahren
US20020123644A1 (en) * 1997-01-16 2002-09-05 Mitsumasa Kitai Aliphatic triisocyanate compound, process for producing the same, and polyurethane resin made from the compound
DE19942299A1 (de) 1999-09-04 2001-03-08 Basf Ag Verbessertes Verfahren zur Herstellung von Mono- und Oligo-Isocyanaten
DE10150368A1 (de) * 2001-10-11 2003-05-22 Basf Ag Verfahren zur Herstellung von Arylsulfonsäureisocyanaten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB692360A (en) * 1949-08-20 1953-06-03 Basf Ag Improvements in the production of sulphonyl isocyanates
US3371114A (en) * 1964-09-14 1968-02-27 Upjohn Co Hydrocarbyl isocyanate catalyst for the phosgenation of aryl sulfonamides
US3484466A (en) * 1966-09-30 1969-12-16 Upjohn Co Preparation of aromatic sulfonyl isocyanates
US3379758A (en) * 1967-07-31 1968-04-23 Upjohn Co Phosgenation of n-arylsulfonyl, n'-alkyl-ureas to produce arylsulfonyl isocyanates
US3689549A (en) * 1969-05-06 1972-09-05 Phillips Petroleum Co Production of sulfonyl isocyanates from sulfonamides in a sulfolane solvent
BE790361A (fr) * 1971-10-23 1973-04-20 Bayer Ag Procede de preparation de sulfonylisocyanates organiques
DE2450083A1 (de) * 1974-10-22 1976-04-29 Hoechst Ag Verfahren zur herstellung von aromatischen sulfonylisocyanaten

Also Published As

Publication number Publication date
EP0021641A1 (en) 1981-01-07

Similar Documents

Publication Publication Date Title
BR7804138A (pt) Processo para a preparacao de alofanatos apresentando grupos isocianato
BR7807673A (pt) Processo para preparacao de nitro-diaril-amina
BR7901687A (pt) Processo para sintese de amoniaco
BR8000748A (pt) Processo para preparacao de benzimidazolil-benzo-furanas
BR7908111A (pt) Processo para preparacao de benzimidazo-lilbenzofuranos
BR7900488A (pt) Processo para preparacao de oligoimidas
BR8201971A (pt) Processo para preparar continuamente um isocianato organico
BR7801046A (pt) Processo para preparacao de eter-sulfonatos
BR8108286A (pt) Composicao de organo-silano e processo para preparar um organo-silano
BR7904656A (pt) Processo para o assentamento afinado de elementos de traco
BR7802464A (pt) Processo para desnitrosacao de compostos n-nitrosos
BR8003393A (pt) Processo para preparar um isocianato de arilsulfonila
BR8004504A (pt) Processo para preparar um composto de azobenzeno
BR8102608A (pt) Processo para preparar mercapto-alcoois
BR8008028A (pt) Processo para desidrocopulacao de tolueno
BR7907345A (pt) Processo para obtencao de compostos pirazolicos substancialmente puros
BR8003734A (pt) Processo de hidroformilacao de olefina
BR7906924A (pt) Processo para preparacao de derivados de pirrolidina
BR7903427A (pt) Processo para preparacao de alfa-cloroacetoacetamidas
BR8005247A (pt) Processo para preparar sulfeto de carbonila
BR7903306A (pt) Processo de usinagem por eletroerosao
BR7904410A (pt) Processo para a preparacao de quinizarina
BR7803401A (pt) Processo para preparacao de trihalogeneto de mono-hidrocarbilestanho
BR8101607A (pt) Processo para preparar eteres haloalquilicos
BR8002874A (pt) Processo para adaptar a operacao de um aparelho de dragagem