Mordant red 19 | |
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Hex triplet | #AE0C00 |
sRGB B (r, g, b) | (174, 12, 0) |
HSV (h, s, v) | (4°, 100%, 68%) |
CIELChuv (L, C, h) | (36, 119, 13°) |
Source | ColorHexa [1] |
ISCC–NBS descriptor | Deep red |
B: Normalized to [0–255] (byte) |
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Names | |
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IUPAC name 5-Chloro-2-hydroxy-3-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-ylazo)-benzenesulfonic acid | |
Other names C.I. 18735; Superchrome Red G; Magracrom Red 5G; Chrome Red 3G; Durochrome Red 5G; Eriochrome Red 4G; Metachrome Red 5G; Monochrome Red 5G; Solochrome Fast Red; Eriochromal Red 4G | |
Identifiers | |
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3D model (JSmol) | |
ChemSpider | |
ECHA InfoCard | 100.042.925 |
PubChem CID | |
UNII | |
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Properties | |
C16H13ClN4O5S | |
Molar mass | 408.81 g·mol−1 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Mordant red 19 is an organic compound with the chemical formula C16H13ClN4O5S. It is classified as an azo dye. [2]
It is a mordant used in textile dyeing, usually in combination with chromium. [3] It is usually found as the sodium salt.