Direct Black 22
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Post Date:
Nov 02,2025
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Expiry Date:
May 01,2026
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Detailed Description:
Cas No. :6473-13-8
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CAS Registry Number:
6473-13-8
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Synonyms:
;C.I. Direct Black 22;2-Naphthalenesulfonic acid, 6-(2-(2,4-diaminophenyl)diazenyl)-3-(2-(4-((4-(2-(7-(2-(2,4-diaminophenyl)diazenyl)-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl)phenyl)amino)-3-sulfophenyl)diazenyl)-4-hydroxy-, sodium salt (1:3);C.I. 35435;Direct Black 22;trisodium 6-[(E)-(2,4-diaminophenyl)diazenyl]-3-{(E)-[4-({4-[(E)-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-hydroxy-3-sulfonatonaphthalen-2-yl}diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-4-hydroxynaphthalene-2-sulfonate;
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Molecular Formula:
C44H32N13Na3O11S3
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Molecular Weight:
1083.9697
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Molecular Structure:
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Safety Description:
S24/25:Avoid contact with skin and eyes.;
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