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4-[(3-nitrophenyl)hydrazinylidene]-3-oxonaphthalene-2,7-disulfonic acid

CAS No. : 71494-74-1 Formula : C16H11N3O9S2 Molecular Weight. : 453.403 Check Encyclopedia

Synonyms : 1-(3-Nitro-benzolazo)-2-hydroxy-naphthalin-disulfonsaeure-(3,6); (3-Nitro-benzol)-(1 azo 1)-(naphthol-(2)-disulfonsaeure-(3.6)); 3-hydroxy-4-(3-nitro-phenylazo)-naphthalene-2,7-disulfonic acid; 3-Hydroxy-4-(3-nitro-phenylazo)-naphthalin-2,7-disulfonsaeure; 2,7-Naphthalenedisulfonic acid,3-hydroxy-4-[(3-nitrophenyl)azo]; 1-(3'-Nitrophenylazo)-2-hydroxynaphthalin-3,6-disulfonsaeure;

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2,7-Naphthalenedisulfonic acid, 5-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-

CAS No. : 85959-22-4 Formula : C28H18N8O14S2 Molecular Weight. : 754.618 Check Encyclopedia

Synonyms : 2,7-Naphthalenedisulfonic acid, 5-[[2,4-dihydroxy-3-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-;

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disodium,4-[(2E)-2-[(5E)-5-[(3-amino-4-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]-5-hydroxynaphthalene-2,7-disulfonate

CAS No. : 72894-23-6 Formula : C22H14N6Na2O11S2 Molecular Weight. : 648.49 Check Encyclopedia

Synonyms : 5-((3-((3-Amino-4-nitrophenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxy-2,7-naphthalenedisulfonic acid,disodium salt; 2,7-Naphthalenedisulfonic acid,4-((3-((3-amino-4-nitrophenyl)azo)-2,4-dihydroxyphenyl)azo)-5-hydroxy-,disodium salt; 2,7-Naphthalenedisulfonic acid,4-(2-(3-(2-(3-amino-4-nitrophenyl)diazenyl)-2,4-dihydroxyphenyl)diazenyl)-5-hydroxy-,sodium salt (1:2);

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C.I. Acid Brown 75

CAS No. : 6637-87-2 Formula : C28H17N9NaO16S2+ Molecular Weight. : 822.605 Check Encyclopedia

Synonyms : 2,7-naphthalenedisulfonic acid,4-[[2,4-dihydroxy-5-[(2-hydroxy-3,5-dinitrophen; 2,7-Naphthalenedisulfonic acid,4-2,4-dihydroxy-5-(2-hydroxy-3,5-dinitrophenyl)azo-3-(4-nitrophenyl)azophenylazo-5-hydroxy-,disodium salt; 4-[[2,4-Dihydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt; 4-[[2,4-Dihydroxy-3-[(4-nitrophenyl)azo]-5-[(3,5-dinitro-2-hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid,disodium salt; disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate;

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4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-[[4-[4-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]anilino]-3-sulfophenyl]hydrazinylidene]naphthalene-2,7-disulfonic acid

CAS No. : 135608-99-0 Formula : C34H25N9O13S3 Molecular Weight. : 863.81 Check Encyclopedia

Synonyms : 4-AMINO-5-HYDROXY-6-[[4-[[4-[(4-HYDROXYPHENYL)AZO]PHENYL]AMINO]-3-SULFOPHENYL]AZO]-3-[(4-NITROPHENYL)AZO]-2,7-NAPHTHALENEDISULFONIC ACID;

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naphthalene blue black CS

CAS No. : 5850-37-3 Formula : C22H13N6Na3O12S3 Molecular Weight. : 718.536 Check Encyclopedia

Synonyms : 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3-(2-(4-nitrophenyl)diazenyl)-6-(2-(4-sulfophenyl)diazenyl)-,sodium salt (1:3); trisodium,(6E)-4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-[(4-sulfonatophenyl)hydrazinylidene]naphthalene-2,7-disulfonate; Trisodium 4-amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-((4-sulphonatophenyl)azo)naphthalene-2,7-disulphonate; EINECS 227-450-2; 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-((4-sulfophenyl)azo)-,trisodium salt;

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disodium,(6E)-4-amino-3-[(2-methyl-5-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate

CAS No. : 5850-41-9 Formula : C23H16N6Na2O9S2 Molecular Weight. : 630.517 Check Encyclopedia

Synonyms : EINECS 227-453-9; Disodium 4-amino-5-hydroxy-3-((2-methyl-5-nitrophenyl)azo)-6-(phenylazo)naphthalene-2,7-disulphonate; 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3-(2-(2-methyl-5-nitrophenyl)diazenyl)-6-(2-phenyldiazenyl)-,sodium salt (1:2); 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3-((2-methyl-5-nitrophenyl)azo)-6-(phenylazo)-,disodium salt;

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(3Z)-5-[[(3Z)-3-[(4-anilino-3-sulfophenyl)hydrazinylidene]-6-hydroxy-4-oxocyclohexa-1,5-dien-1-yl]diazenyl]-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonic acid

CAS No. : 72138-99-9 Formula : C34H24N8O14S3 Molecular Weight. : 864.795 Check Encyclopedia

Synonyms : 2,7-Naphthalenedisulfonic acid,5-((2,4-dihydroxy-5-((4-(phenylamino)-3-sulfophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo); 2,7-Naphthalenedisulfonic acid,5-(2-(2,4-dihydroxy-5-(2-(4-(phenylamino)-3-sulfophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-(2-(4-nitrophenyl)diazenyl);

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2,7-Naphthalenedisulfonic acid, 4-[2-[2,6-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-, trisodium salt

CAS No. : 93376-15-9 Formula : C34H25N8NaO14S3 Molecular Weight. : 888.792 Check Encyclopedia

Synonyms : C.I.ACID BROWN 440; C.I. Acid Brown 440; Acid Brown 440; C.I. 34908; Apollo Leather Brown PLA; 2,7-Naphthalenedisulfonic acid, 4-[[2,6-dihydroxy-3-[(4-nitrophenyl)azo]-5-[[4-(phenylamino)-3-sulfophenyl]azo]phenyl]azo]-5-hydroxy-, trisodium salt;

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2,7-Naphthalenedisulfonic acid, 4-amino-6-[2-[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,

CAS No. : 84170-03-6 Formula : C28H23N10NaO9S2 Molecular Weight. : 730.664 Check Encyclopedia

Synonyms : 2,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-3-[(4-nitrophenyl)azo]-, disodium salt; 5-Amino-3-[4-(2,4-diaminophenylazo)phenylazo]-4-hydroxy-6-(4-nitrophenylazo)-2,7-naphthalenedisulfonic acid disodium salt; Acid Black 241; C.I. Acid Black 241; C.I. 30024;

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CAS No. : 85283-98-3 Formula : C48H56N11NaO20S3 Molecular Weight. : 1226.2 Check Encyclopedia

Synonyms :

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4-[(3-nitrophenyl)hydrazinylidene]-3-oxonaphthalene-2,7-disulfonic acid

2,7-Naphthalenedisulfonic acid, 5-[2-[2,4-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-4-hydroxy-3-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-

disodium,4-[(2E)-2-[(5E)-5-[(3-amino-4-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]-5-hydroxynaphthalene-2,7-disulfonate

C.I. Acid Brown 75

4-amino-3-[(4-nitrophenyl)diazenyl]-5-oxo-6-[[4-[4-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]anilino]-3-sulfophenyl]hydrazinylidene]naphthalene-2,7-disulfonic acid

naphthalene blue black CS

disodium,(6E)-4-amino-3-[(2-methyl-5-nitrophenyl)diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate

(3Z)-5-[[(3Z)-3-[(4-anilino-3-sulfophenyl)hydrazinylidene]-6-hydroxy-4-oxocyclohexa-1,5-dien-1-yl]diazenyl]-3-[(4-nitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonic acid

2,7-Naphthalenedisulfonic acid, 4-[2-[2,6-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-5-[2-[4-(phenylamino)-3-sulfophenyl]diazenyl]phenyl]diazenyl]-5-hydroxy-, trisodium salt

2,7-Naphthalenedisulfonic acid, 4-amino-6-[2-[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-,