Acid Orange 7
Names | |
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IUPAC name sodium 4-[(2E)-2-(2-oxonaphthalen-1-ylidene)hydrazinyl]benzenesulfonate | |
Other names 2-naphthol orange, Orange II, CI 15510, D&C Orange 4, COLIPA C015 | |
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ECHA InfoCard | 100.010.182 |
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InChI
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Properties | |
Chemical formula | C16H11N2NaO4S (sodium salt) |
Molar mass | 350.32 g/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is YN ?) Infobox references |
Chemical compound
Acid Orange 7, also known as 2-naphthol orange is an azo dye. It is used for dyeing wool.
Preparation
It is produced by azo coupling of β-naphthol and diazonium derivative of sulfanilic acid.[1][2]
References
- ^ Klaus Hunger; Peter Mischke; Wolfgang Rieper; Roderich Raue; Klaus Kunde; Aloys Engel (2005). "Azo Dyes". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a03_245. ISBN 978-3527306732..
- ^ www.chemicalland21.com
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