BE873182A - Procede de preparation du sel de magnesium de l'acide nitro-armstong - Google Patents

Procede de preparation du sel de magnesium de l'acide nitro-armstong

Info

Publication number
BE873182A
BE873182A BE192647A BE192647A BE873182A BE 873182 A BE873182 A BE 873182A BE 192647 A BE192647 A BE 192647A BE 192647 A BE192647 A BE 192647A BE 873182 A BE873182 A BE 873182A
Authority
BE
Belgium
Prior art keywords
armstong
nitro
acid
magnesium salt
preparing magnesium
Prior art date
Application number
BE192647A
Other languages
English (en)
Original Assignee
Ciba Geigy
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 filed Critical Ciba Geigy
Publication of BE873182A publication Critical patent/BE873182A/fr

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
    • C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE192647A 1977-12-30 1978-12-29 Procede de preparation du sel de magnesium de l'acide nitro-armstong BE873182A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1629977A CH632739A5 (de) 1977-12-30 1977-12-30 Verfahren zur herstellung von nitro-armstrongsaeure-magnesiumsalz.

Publications (1)

Publication Number Publication Date
BE873182A true BE873182A (fr) 1979-06-29

Family

ID=4416109

Family Applications (1)

Application Number Title Priority Date Filing Date
BE192647A BE873182A (fr) 1977-12-30 1978-12-29 Procede de preparation du sel de magnesium de l'acide nitro-armstong

Country Status (6)

Country Link
JP (1) JPS5834468B2 (fr)
BE (1) BE873182A (fr)
CH (1) CH632739A5 (fr)
DE (1) DE2856567C3 (fr)
FR (1) FR2413367A1 (fr)
GB (1) GB2012269B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587760A (en) * 1978-12-22 1980-07-02 Ciba Geigy Ag Manufacture of nitrooarmstrong*s acid
DE2903849A1 (de) * 1979-02-01 1980-08-14 Bayer Ag Verfahren zur herstellung des magnesiumsalzes von 2-nitronaphthalin-4,8- disulfonsaeure (nitro-armstrong-saeure)
US4348334A (en) * 1979-02-02 1982-09-07 Ciba-Geigy Ag Process for producing the magnesium salt of 3-nitro-naphthalene-1,5-disulfonic acid (nitro-Armstrong's acid)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1756537A (en) * 1926-02-13 1930-04-29 Nat Aniline & Chem Co Inc Separation of mononitronaphthalene disulphonic acids

Also Published As

Publication number Publication date
DE2856567B2 (de) 1980-11-20
DE2856567A1 (de) 1979-07-05
JPS5834468B2 (ja) 1983-07-27
CH632739A5 (de) 1982-10-29
JPS5495551A (en) 1979-07-28
FR2413367A1 (fr) 1979-07-27
DE2856567C3 (de) 1982-01-28
GB2012269A (en) 1979-07-25
GB2012269B (en) 1982-06-09
FR2413367B1 (fr) 1983-11-10

Similar Documents

Publication Publication Date Title
BE874246A (fr) Procede pour la preparation d'esters de d'acide 3-alkylethiopropionique
BE872009A (fr) Procede de preparation de l'acide terephtalique
BE877206A (fr) Procede de preparation d'esters de l'acide oxalique
BE865812A (fr) Procede pour la preparation d'esters d'acide oxalique
BE872598A (fr) Procede pour preparer de l'acide terephtalique de grande purete
BE859272A (fr) Procede de preparation d'esters d'acide carbonique
FR2338922A1 (fr) Procede de preparation de sels d'acide 3,3-dimethyl-2-oxobutyrique
FR2331543A1 (fr) Procede de preparation de l'acide cis-2-hydroxy-2-phenyl-r-l-cyclohexanecarboxylique
BE873182A (fr) Procede de preparation du sel de magnesium de l'acide nitro-armstong
BE865609A (fr) Procede de preparation d'esters cycliques de l'acide undecanedioique
BE865082A (fr) Procede perfectionne de preparation de solutions de sel trisodique d'acide carboxymethyloxy-succinique
FR2297832A1 (fr) Procede de preparation d'esters de l'acide formique
RO70871A (fr) Procede pour la preparation d'une forme cristalline beta,du sel de sodium d'acide 7-beta-cyanacetylamino-3-acetoxymethyle-3-cephem-4-carboxylique
RO79084A (fr) Procede pour l'obtention des sels de l'acide isocyancarboxyliques
BE865360A (fr) Procede de preparation d'esters de l'acide apovincaminique
BE865774A (fr) Procede de preparation de l'acide 1-amino-8-naphtol-3,6-disulfonique (acide "h")
BE859861A (fr) Procede de preparation du sel de magnesium de l'acide p-chlorophenoxyisobutyrique
FR2300824A1 (fr) Procede de preparation de l'acide diacetone-2-cetogulonique
BE872467A (fr) Procede de preparation de la -lactone de l'acide 17-hydroxy-3-oxo-17-pregna-4
PT68159A (fr) Procede de preparation de nouveaux derives de l'acide piperazinecarbodithioique
LU80602A1 (fr) Procede de preparation de l'acide d,1-beta-benzoylamino-isobutyrique
RO74966A (fr) Procede de preparation de l'acide perpropionique
BE858102A (fr) Procede de production du sel trisodique de l'acide carboxymethyloxy-succinique
FR2412517B1 (fr) Procede de preparation de cristaux d'acide sorbique
BE844942A (fr) Procede de preparation de l'acide 1-amino-naphtalene-7-sulfonique

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIBA-GEIGY A.G.

Effective date: 19851231