Biebrich scarlet, 4196-99-0, C.I. 26905

Colour Index

Name:	Biebrich scarlet
CAS:	4196-99-0
C.I. No.:	C.I. 26905
Synonyms	C.I. 26905; C.I. Acid Red 66; C.I. Acid Red 66, disodium salt; C.I. Acid Red 66, disodium salt (8CI); Biebrich scarlet; disodium 2-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]-5-[(E)-(4-sulfonatophenyl)diazenyl]benzenesulfonate
Molecular Formula	C₂₂H₁₄N₄Na₂O₇S₂
Molecular Weight	556.4787
InChI	InChI=1/C22H16N4O7S2.2Na/c27-20-12-5-14-3-1-2-4-18(14)22(20)26-25-19-11-8-16(13-21(19)35(31,32)33)24-23-15-6-9-17(10-7-15)34(28,29)30;;/h1-13,25H,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2/b24-23+,26-22-;;
CAS Registry Number	4196-99-0
EINECS	224-084-5
Molecular Structure

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