Product Name |
Acid Scarlet GR |
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C.I.No. |
Acid Red 73 |
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CAS No. |
5413-75-2 |
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EINECS |
226-502-1 |
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Molecular formula: |
C22H14N4Na2O7S2 |
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Molecular weight |
556.4787 |
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Synonyms |
Acid Red GR; C.I. 27290; C.I. Acid Red 73; C.I. Acid Red 73, disodium salt; C.I. Acid Red 73, disodium salt; Acid red 73; Crocein Scarlet MOO; brilliant crocein moo (C.I. 27290); sodium 6-hydroxy-5-(4-phenylazophenylazo)naphthalene-2,4-disulphonate; brillant crocein MOO; Brilliant Crocein MOO; Acid Red 73; 7-oxo-8-({4-[(E)-phenyldiazenyl]phenyl}hydrazono)-7,8-dihydronaphthalene-1,3-disulfonate; disodium 7-hydroxy-8-[(E)-{4-[(E)-phenyldiazenyl]phenyl}diazenyl]naphthalene-1,3-disulfonate; disodium (8Z)-7-oxo-8-(2-{4-[(E)-phenyldiazenyl]phenyl}hydrazinylidene)-7,8-dihydronaphthalene-1,3-disulfonate | ||
Chemical Property |
Red powder | ||
Application |
It is used for dyeing wool fabrics, as well as paper and leather. It can also be used for coloring plastics, wood, spices, medicine, electrochemical aluminum and cement. It can also be used to make ink. Its heavy metal salt can be used as pigment. |
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Fastness |
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Depth % |
1.0 |
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Light |
6 |
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1/1 Dyeing depth |
40°C washing |
CH |
3 |
CO |
3 |
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V |
3 |
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Perspiration |
CH |
3 |
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CO |
3 |
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V |
3 |
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Rubbing |
D |
3-4 |
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W |
3-4 |