Acid Red 52 is a synthetic dye, chemically an organic sodium salt having 4-[3,6-bis(diethylamino)xanthenium-9-yl]benzene-1,3-disulfonate as the counterion. It is a water soluble acid dye commonly used in textile and cosmetic industries.
PRODUCT SPECIFICATIONS | |
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Name of Product | Acid Red 52 |
IUPAC Name | sodium;4-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]benzene-1,3-disulfonate |
Synonyms | C.I. Acid Red 52; Acid Rhodamine B; Lissamine Rhodamine; Sulforhodamine B sodium salt; Xylene Red B; Amido Rhodamine B; Acid Red XB; Food Red 106 |
CAS No | 3520-42-1 |
Molecular Formula | C27H29N2NaO7S2 |
Molecular Weight | 580.7 g/mol |
Pubchem CID | 9916275 |
SR. No | Criteria | Limit/Specification |
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1 | Appearance (Form) | Solid Powder |
2 | Appearance (Color) | Pink to Dark Red to Reddish Brown |
3 | Solubility | Up to 7.5% in water Up to 3% in saline Up to 1% in DMSO |
4 | Moisture Content (at 135°C) | NMT 1% |
5 | Chloride Content (1% Sol.) | 57 ppm as NaCl |
6 | Sulphate Content (1% Sol.) | 110 ppm as Na2SO4 |
7 | Dye Strength | 96.2% |
Acid Red 52 dye finds various uses in textile, food, and cosmetic industries. Some of the common uses are as follows-
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