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Home > Compound Synonyms > 2-HYDROXY-1-NAPHTHALENESULFONIC ACID

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1-hydroxy-5-[(5-hydroxy-6-sulfonaphthalen-2-yl)amino]naphthalene-2-sulfonic acid

CAS No. : 73816-77-0 Formula : C20H15NO8S2 Molecular Weight. : 461.465 Check Encyclopedia

Synonyms : Bis-(5-hydroxy-7-sulfo-2-naftyl)amin [Czech]; 5,6'-Iminobis(1-hydroxy-2-naphthalenesulfonic acid); 2-NAPHTHALENESULFONIC ACID,5,6'-IMINOBIS(1-HYDROXY; Kyselina 6,6'-iminodi-1-naftol-3-sulfonova [Czech]; Kyselina di-I [Czech]; Kyselina di-I;

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sodium,7-anilino-4-hydroxynaphthalene-2-sulfonate

CAS No. : 68213-89-8 Formula : C16H12NNaO4S Molecular Weight. : 337.326 Check Encyclopedia

Synonyms : 2-Naphthalenesulfonic acid,7-anilino-4-hydroxy-,monosodium salt; 2-Naphthalenesulfonic acid,4-hydroxy-7-(phenylamino)-,sodium salt (1:1); Sodium 4-hydroxy-7-(phenylamino)naphthalene-2-sulphonate; sodium 7-anilino-4-hydroxynaphthalene-2-sulfonate; sodium 4-hydroxy-7-(phenylamino)naphthalene-2-sulfonate; EINECS 269-272-8; 2-Naphthalenesulfonic acid,4-hydroxy-7-(phenylamino)-,monosodium salt;

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sodium,4-[[(Z)-3-hydroxybut-2-enoyl]amino]naphthalene-1-sulfonate

CAS No. : 125078-63-9 Formula : C14H12NNaO5S Molecular Weight. : 329.304 Check Encyclopedia

Synonyms : 1-Naphthalenesulfonic acid,4-((3-hydroxy-1-oxo-2-buten-1-yl)amino)-,sodium salt (1:1); 1-Naphthalenesulfonic acid,4-((3-hydroxy-1-oxo-2-butenyl)amino)-,monosodium salt;

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2-[2-(2-oxonaphthalen-1-ylidene)hydrazinyl]naphthalene-1-sulfonic acid

CAS No. : 29128-55-0 Formula : C20H14N2O4S Molecular Weight. : 378.401 Check Encyclopedia

Synonyms : 1-Naphthalenesulfonic acid,2-[(2-hydroxy-1-naphthalenyl)azo]-(9CI); 1-Naphthalenesulfonicacid,2-(2-hydroxy-1-naphthylazo)-(6CI); 1-Naphthalenesulfonicacid,2-[2-(2-hydroxy-1-naphthalenyl)diazenyl];

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5-amino-6-hydroxynaphthalene-2-sulfonic acid

CAS No. : 5639-34-9 Formula : C10H9NO4S Molecular Weight. : 239.248 Check Encyclopedia

Synonyms : 5-amino-6-hydroxy-naphthalene-2-sulfonic acid; 5-Amino-6-hydroxy-2-naphthalenesulfonic acid; 5-amino-6-hydroxy-2-naphthalenesulphonic acid; 2-Naphthalenesulfonic acid,5-amino-6-hydroxy; 1-amino-2-hydroxy-naphthalene-6-sulphonic acid; 1-Amino-2-hydroxy-naphthalinsulfonsaeure; 5-Amino-6-hydroxy-naphthalin-2-sulfonsaeure; 1-Amino-2-naphthol-6-sulfonic acid;

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7-hydroxy-8-nitrosonaphthalene-2-sulfonic acid

CAS No. : 31005-99-9 Formula : C10H7NO5S Molecular Weight. : 253.231 Check Encyclopedia

Synonyms : 1-Nitroso-2-naphthol-7-sulfonsaeure; 2-Naphthalenesulfonic acid,7-hydroxy-8-nitroso;

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disodium,4-hydroxy-7-[(5-hydroxy-7-sulfonatonaphthalen-2-yl)amino]naphthalene-2-sulfonate

CAS No. : 71786-27-1 Formula : C20H13NNa2O8S2 Molecular Weight. : 505.429 Check Encyclopedia

Synonyms : 2-Naphthalenesulfonic acid,7,7'-iminobis(4-hydroxy-,sodium salt (1:2); 2-Naphthalenesulfonic acid,7,7'-iminobis(4-hydroxy-,disodium salt; 2-Naphthalenesulfonicacid,7,7'-iminobis[4-hydroxy-,disodium salt (9CI); EINECS 276-002-2; Disodium 7,7'-iminobis(4-hydroxynaphthalene-2-sulphonate);

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barium(2+),(5E)-5-[(2-chlorophenyl)hydrazinylidene]-6-oxonaphthalene-2-sulfonate

CAS No. : 5858-88-8 Formula : C32H20BaCl2N4O8S2 Molecular Weight. : 860.886 Check Encyclopedia

Synonyms : Barium 5-((2-chlorophenyl)azo)-6-hydroxynaphthalene-2-sulphonate; EINECS 227-500-3; 2-Naphthalenesulfonic acid,5-((2-chlorophenyl)azo)-6-hydroxy-,barium salt (2:1); 2-Naphthalenesulfonic acid,5-(2-(2-chlorophenyl)diazenyl)-6-hydroxy-,barium salt (2:1);

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CROCEIN ORANGE G

CAS No. : 1934-20-9 Formula : C16H11N2NaO4S Molecular Weight. : 350.324 Check Encyclopedia

Synonyms : sodium 6-hydroxy-5-phenylazo-2-naphthalenesulfonate; acid orange 12; 1008orange; PONCEAU 4G; orangern; orangelzs; croceinorange; FDandC Orange Nr.3; PONCEAU 4 GB; acilanorangeg; Sodium 1-Phenylazo-2-hydroxy-6-naphthalenesulfonic acid; 1-phenylazo-2-naphthol-6-sulfonic acid;

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tetrasodium,(3Z)-4-oxo-7-[[(6Z)-5-oxo-7-sulfonato-6-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalen-2-yl]carbamoylamino]-3-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-2-sulfonate

CAS No. : 72845-31-9 Formula : C41H24N6Na4O15S4 Molecular Weight. : 1060.88 Check Encyclopedia

Synonyms : 2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis(4-hydroxy-3-(2-(4-sulfo-1-naphthalenyl)diazenyl)-,sodium salt (1:4); 2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis(4-hydroxy-3-((4-sulfo-1-naphthalenyl)azo)-,tetrasodium salt;

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5-[[2,4-diamino-5-[2-(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinyl]phenyl]diazenyl]naphthalene-1-sulfonic acid

CAS No. : 25747-14-2 Formula : C22H17N7O6S Molecular Weight. : 507.479 Check Encyclopedia

Synonyms : 5-[[2,4-DIAMINO-5-[(2-HYDROXY-5-NITROPHENYL)AZO]PHENYL]AZO]-1-NAPHTHALENESULFONIC ACID;

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3-hydroxy-7-(2-nitro-4-sulfoanilino)naphthalene-1-sulfonic acid

CAS No. : 89023-46-1 Formula : C16H12N2O9S2 Molecular Weight. : 440.404 Check Encyclopedia

Synonyms : 1-Naphthalenesulfonic acid,3-hydroxy-7-[(2-nitro-4-sulfophenyl)amino];

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2-hydroxy-5-(2,3,4-trihydroxybenzoyl)phenyl 6-diazo-5-oxo-5,6-dihydronaphthalene-1-sulfonate

CAS No. : 1233239-13-8 Formula : C23H14N2O9S Molecular Weight. : 494.43 Check Encyclopedia

Synonyms : 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, 2-hydroxy-5-(2,3,4-trihydroxybenzoyl)phenyl ester;

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Direct Orange S

CAS No. : 3626-36-6 Formula : C33H22N6Na2O9S2 Molecular Weight. : 756.672 Check Encyclopedia

Synonyms : Pyrazol Orange S,SE; Diphenyl Orange SE; Pyrazol Orange SE; Chlorazol Orange R; Multicuer Oranges; Fabramine Oranges; Aizen Fast Oranges; Benzo Orange S; Pamanil Oranges-26;

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5-amino-6-hydroxynaphthalene-1-sulfonic acid

CAS No. : 24615-22-3 Formula : C10H9NO4S Molecular Weight. : 239.248 Check Encyclopedia

Synonyms : 1-Amino-naphthol-(2)-sulfonsaeure-(5); 5-amino-6-hydroxy-naphthalene-1-sulfonic acid; 1-Naphthalenesulfonic acid,5-amino-6-hydroxy; 5-Amino-6-hydroxy-naphthalin-1-sulfonsaeure;

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7-acetamido-4-hydroxynaphthalene-2-sulfonic acid

CAS No. : 6334-97-0 Formula : C12H11NO5S Molecular Weight. : 281.284 Check Encyclopedia

Synonyms : 4-hydroxy-7-acetylaminonaphthalene-2-sulphonic acid; 2-acetylamino-5-hydroxy-naphthalene-7-sulfonic acid; 2-Acetamido-5-hydroxy-7-naphthalenesulfonic acid; 6-acetylamino-1-hydroxynaphthalene-3-sulfonic acid; 6-acetylamino-1-naphthol-3-sulphonic acid; 7-acetylamino-4-hydroxy-naphthalene-2-sulfonic acid; 2-Acetylamino-5-hydroxy-7-naphthalenesulfonic acid; 7-Acetylamino-4-hydroxy-naphthalin-2-sulfonsaeure;

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2-[2-hydroxyethyl(methyl)amino]ethanol,(3E)-4-oxo-7-[[(6E)-5-oxo-7-sulfo-6-[(6-sulfonaphthalen-2-yl)hydrazinylidene]naphthalen-2-yl]carbamoylamino]-3-[(6-sulfonaphthalen-2-yl)hydrazinylidene]naphthalene-2-sulfonic acid

CAS No. : 72869-93-3 Formula : C61H80N10O23S4 Molecular Weight. : 1449.6 Check Encyclopedia

Synonyms : 7,7'-(Carbonyldimino)bis(4-hydroxy-3-((6-sulfo-2-naphthalenyl)azo)-2-naphthalenesulfonic acid) tetra(methyldiethanolamine) salt; 2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis(4-hydroxy-3-(2-(6-sulfo-2-naphthalenyl)diazenyl)-,compd. with 2,2'-(methylimino)bis(ethanol) (1:4); 2-Naphthalenesulfonic acid,7,7'-(carbonyldiimino)bis(4-hydroxy-3-((6-sulfo-2-naphthalenyl)azo)-,compd. with 2,2'-(methylimino)bis(ethanol) (1:4);

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sodium,1-hydroxynaphthalene-2-sulfonic acid

CAS No. : 832-50-8 Formula : C10H8NaO4S+ Molecular Weight. : 247.223 Check Encyclopedia

Synonyms : 1-Hydroxy-2-naphthalenesulfonic acid sodium salt; sodium 1-hydroxynaphthalene-2-sulfonate; sodium 1-hydroxynaphthalene-2-sulphonate;

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Disodium 7,7'-(carbonyldiimino)bis(4-hydroxynaphthalene-2-sulphonate)

CAS No. : 20324-87-2 Formula : C21H14N2Na2O9S2 Molecular Weight. : 548.453 Check Encyclopedia

Synonyms :

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2-Naphthalenesulfonic acid, 5-[(2-hydroxy-1-naphthalenyl)azo]-, sodium salt

CAS No. : 68133-05-1 Formula : C20H14N2NaO4S+ Molecular Weight. : 401.391 Check Encyclopedia

Synonyms : sodium 5-[(2-hydroxy-1-naphthyl)azo]naphthalene-2-sulphonate; 5-[(2-Hydroxy-1-naphtyl)azo]-2-naphthalenesulfonic acid sodium salt;

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