BR7703898A - Processo aperfeicoado para preparar acido 7-amino-4-hidroxi-naftaleno-sulfonico - Google Patents

Processo aperfeicoado para preparar acido 7-amino-4-hidroxi-naftaleno-sulfonico

Info

Publication number
BR7703898A
BR7703898A BR7703898A BR7703898A BR7703898A BR 7703898 A BR7703898 A BR 7703898A BR 7703898 A BR7703898 A BR 7703898A BR 7703898 A BR7703898 A BR 7703898A BR 7703898 A BR7703898 A BR 7703898A
Authority
BR
Brazil
Prior art keywords
naftalene
hydroxy
amino
prepare
sulphonic acid
Prior art date
Application number
BR7703898A
Other languages
English (en)
Portuguese (pt)
Inventor
P Forgione
K Huffman
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of BR7703898A publication Critical patent/BR7703898A/pt

Links

BR7703898A 1976-06-16 1977-06-15 Processo aperfeicoado para preparar acido 7-amino-4-hidroxi-naftaleno-sulfonico BR7703898A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69667176A 1976-06-16 1976-06-16

Publications (1)

Publication Number Publication Date
BR7703898A true BR7703898A (pt) 1978-04-25

Family

ID=24798080

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7703898A BR7703898A (pt) 1976-06-16 1977-06-15 Processo aperfeicoado para preparar acido 7-amino-4-hidroxi-naftaleno-sulfonico

Country Status (8)

Country Link
JP (1) JPS52153950A (de)
BR (1) BR7703898A (de)
DD (1) DD131017A5 (de)
DE (1) DE2726127A1 (de)
FR (1) FR2355003A1 (de)
IT (1) IT1078453B (de)
NL (1) NL7706303A (de)
PL (1) PL198890A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2732291A1 (de) * 1977-07-16 1979-02-01 Bayer Ag Verfahren zur herstellung von 1-amino-8-naphthol-3,6-disulfonsaeure (h-saeure)

Also Published As

Publication number Publication date
NL7706303A (nl) 1977-12-20
DE2726127A1 (de) 1977-12-29
DD131017A5 (de) 1978-05-24
PL198890A1 (pl) 1978-03-13
IT1078453B (it) 1985-05-08
FR2355003A1 (fr) 1978-01-13
JPS52153950A (en) 1977-12-21

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: C07C 309/50 (2006.01), C07C 67/00 (2006.0