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HC Blue 16 Chemical Structure

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HC Blue 16 is a secondary amine. It is used as a non-reactive hair colouring agent (“Direct Dye”) in semi-permanent hair dye formulations at a maximum on-head concentration of 3%.

Macsen Laboratories is the leading manufacturer & supplier of HC Blue 16 with ISO certification.
Name of Product HC Blue 16
IUPAC Name dimethyl-[3-[[4-(methylamino)-9,10-dioxoanthracen-1-yl]amino]propyl]-propylazanium;bromide
Synonyms HC Blue No. 16; HC Azul 16; HC Blu 16; HC Bleu 16; Bluequat bromide; A015035
CAS No 502453-61-4
Molecular Formula C23H30BrN3O2
Molecular Weight 460.4 g/mol
Pubchem CID 12011964

Chemical Properties

SR. No Criteria Limit/Specification
1 Appearance (Color) Dark Blue
2 Appearance (Form) Powder
3 Density 1.445 g/ml
4 Melting point 226.7ºC (decomposition)
5 Solubility In Water: 218 g/L (20ºC, pH 5.6)
In DMSO: > 50 g/L
6 Uses Dye

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