YU96988A - Process for preparing 4,4'-dinitrostilbene-2,2'-disulphonic acid - Google Patents

Process for preparing 4,4'-dinitrostilbene-2,2'-disulphonic acid

Info

Publication number
YU96988A
YU96988A YU00969/88A YU96988A YU96988A YU 96988 A YU96988 A YU 96988A YU 00969/88 A YU00969/88 A YU 00969/88A YU 96988 A YU96988 A YU 96988A YU 96988 A YU96988 A YU 96988A
Authority
YU
Yugoslavia
Prior art keywords
dinitrostilbene
preparing
disulphonic acid
disulphonic
acid
Prior art date
Application number
YU00969/88A
Other languages
English (en)
Inventor
L Guglielmetti
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
Priority claimed from CH3098/87A external-priority patent/CH672785A5/de
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of YU96988A publication Critical patent/YU96988A/xx
Priority to HRP-969/88A priority Critical patent/HRP940446B1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
YU00969/88A 1987-08-12 1988-05-18 Process for preparing 4,4'-dinitrostilbene-2,2'-disulphonic acid YU96988A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
HRP-969/88A HRP940446B1 (en) 1987-08-12 1994-08-10 Process for the preparation of 4,4'-dinitrostilbene-2,2'-sulfonic acid

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH3098/87A CH672785A5 (en) 1987-08-12 1987-08-12 4,4-di:nitro-stilbene 2,2-di:sulphonic acid or salt prodn.
CH422887 1987-10-29
CH114288 1988-03-25

Publications (1)

Publication Number Publication Date
YU96988A true YU96988A (en) 1989-10-31

Family

ID=27172734

Family Applications (1)

Application Number Title Priority Date Filing Date
YU00969/88A YU96988A (en) 1987-08-12 1988-05-18 Process for preparing 4,4'-dinitrostilbene-2,2'-disulphonic acid

Country Status (14)

Country Link
US (1) US5041632A (es)
EP (1) EP0305648B1 (es)
JP (1) JP2512532B2 (es)
AR (1) AR245692A1 (es)
AT (1) ATE51398T1 (es)
AU (1) AU608009B2 (es)
BR (1) BR8802886A (es)
CA (1) CA1331198C (es)
CS (1) CS268849B2 (es)
DE (1) DE3860061D1 (es)
ES (1) ES2015100B3 (es)
MX (1) MX168910B (es)
PL (1) PL159213B1 (es)
YU (1) YU96988A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4330377A1 (de) * 1993-09-08 1995-03-09 Bayer Ag Verfahren zur Herstellung von 4,4'-Dinitrostilben-2,2'-disulfonsäure
DE4418305A1 (de) * 1994-05-26 1995-11-30 Bayer Ag Verfahren zur Herstellung von 4.4'-Dinitrostilben-2.2'-disulfonsäure und ihren Salzen
US6269757B1 (en) 2000-08-03 2001-08-07 Lauren J. Kiest Method and apparatus for delivering fertilizer to the soil
CN102351748B (zh) * 2011-08-22 2013-08-21 山西阳煤丰喜肥业(集团)有限责任公司 一种dsd酸生产过程中的dns钠盐的制备方法
CN106146357B (zh) * 2015-04-14 2017-12-26 上海合丽亚日化技术有限公司 一种dsd酸的制备方法
CN108017564A (zh) * 2017-12-22 2018-05-11 江苏淮河化工有限公司 一种溶剂法制备dns酸

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE106961C (es) *
DE113514C (es) *
BE792103A (fr) * 1971-12-01 1973-05-30 Clayton Aniline Co Ltd Nouveau procede de fabrication de l'acide dinitrostilbene disulfonique a l'echelle industrielle
ATE3974T1 (de) * 1979-06-08 1983-07-15 Ciba-Geigy Ag Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure und deren salzen und deren verwendung.
JPS59167560A (ja) * 1983-03-14 1984-09-21 Nippon Kayaku Co Ltd ４，４′−ジニトロスチルベン−２，２′−ジスルホン酸又はその塩の製造法
DE3519552A1 (de) * 1985-05-31 1986-12-04 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeuresalzen
DD240200A1 (de) * 1985-08-12 1986-10-22 Bitterfeld Chemie Verfahren zur herstellung von 4,4'-dinitrostilben-2,2'-disulfonsaeure i

Also Published As

Publication number Publication date
EP0305648A1 (de) 1989-03-08
AU1745288A (en) 1989-02-16
DE3860061D1 (de) 1990-05-03
EP0305648B1 (de) 1990-03-28
CS329288A2 (en) 1989-08-14
MX168910B (es) 1993-06-14
AU608009B2 (en) 1991-03-21
ATE51398T1 (de) 1990-04-15
CS268849B2 (en) 1990-04-11
AR245692A1 (es) 1994-02-28
JP2512532B2 (ja) 1996-07-03
PL159213B1 (pl) 1992-11-30
ES2015100B3 (es) 1990-08-01
BR8802886A (pt) 1989-02-28
JPS6450854A (en) 1989-02-27
PL272668A1 (en) 1989-02-20
US5041632A (en) 1991-08-20
CA1331198C (en) 1994-08-02

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