IT1011276B - Procedimento per produrre acido p nitro toluol 2 solfonic - Google Patents

Procedimento per produrre acido p nitro toluol 2 solfonic

Info

Publication number
IT1011276B
IT1011276B IT50591/74A IT5059174A IT1011276B IT 1011276 B IT1011276 B IT 1011276B IT 50591/74 A IT50591/74 A IT 50591/74A IT 5059174 A IT5059174 A IT 5059174A IT 1011276 B IT1011276 B IT 1011276B
Authority
IT
Italy
Prior art keywords
toluol
nitro
procedure
producing
sulfonic acid
Prior art date
Application number
IT50591/74A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1011276B publication Critical patent/IT1011276B/it

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
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
    • C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT50591/74A 1973-04-25 1974-04-24 Procedimento per produrre acido p nitro toluol 2 solfonic IT1011276B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00354419A US3840591A (en) 1973-04-25 1973-04-25 Process for the production of p-nitrotoluene-2-sulfonic acid

Publications (1)

Publication Number Publication Date
IT1011276B true IT1011276B (it) 1977-01-20

Family

ID=23393274

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50591/74A IT1011276B (it) 1973-04-25 1974-04-24 Procedimento per produrre acido p nitro toluol 2 solfonic

Country Status (5)

Country Link
US (1) US3840591A (it)
CH (1) CH587235A5 (it)
DE (1) DE2419455A1 (it)
GB (1) GB1428881A (it)
IT (1) IT1011276B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916912A1 (de) * 1979-04-26 1980-11-06 Bayer Ag Verfahren zur herstellung von 4-nitrotoluol-2-sulfonsaeure
US4454274A (en) * 1982-09-29 1984-06-12 Ppg Industries, Inc. Aminoplast curable coating compositions containing cycloaliphatic sulfonic acid esters as latent acid catalysts
US4477618A (en) * 1982-09-29 1984-10-16 Ppg Industries, Inc. Aminoplast curable coating compositions containing sulfonic acid esters as latent acid catalysts
US4469832A (en) * 1982-09-29 1984-09-04 Ppg Industries, Inc. Aminoplast curable coating compositions containing polycyclic esters of sulfonic acids as latent acid catalysts
US4550137A (en) * 1983-03-28 1985-10-29 Ppg Industries, Inc. Lactam derived salts of sulfonic acids as latent acid catalysts
US4500680A (en) * 1983-11-14 1985-02-19 Ppg Industries, Inc. Aromatic acid catalysts providing improved humidity resistance
US4501854A (en) * 1983-11-14 1985-02-26 Ppg Industries, Inc. Aminoplast curable compositions containing disulfonic acid esters as latent acid catalysts
EP0143750B1 (de) * 1983-11-28 1987-04-22 Ciba-Geigy Ag Verfahren zur Herstellung von 4-Nitrotoluol-2-sulfonsäure
EP0534360A1 (en) * 1991-09-26 1993-03-31 Nissan Chemical Industries Ltd. Method of preparing nitrotoluenesulfonic acids and sodium salts thereof
CH692246A5 (de) * 1996-12-13 2002-04-15 Basf Ag Verfahren zur Herstellung von Aminsalzen von 4-Nitrotoluol-2-sulfonsäure.
CN114031525B (zh) * 2021-11-10 2023-07-28 武汉青江化工黄冈有限公司 一种利用动态管式反应器连续制备对硝基甲苯邻磺酸的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892866A (en) * 1957-12-11 1959-06-30 Carwin Company Improvement in the method for the manufacture of nitrobenzene-sulfonate
US3492342A (en) * 1966-11-21 1970-01-27 Allied Chem Sulfonation of nitro compounds

Also Published As

Publication number Publication date
GB1428881A (en) 1976-03-17
US3840591A (en) 1974-10-08
DE2419455A1 (de) 1974-11-14
CH587235A5 (it) 1977-04-29

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