Acid Violet 49, C.I. 42640, Sodium 3-[[[4-[(4-dimethylazaniumylidene-1-cyclohexa-2,5-dienylidene)-[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]methyl]phenyl]-ethylamino]methyl]benzenesulfonate, N-[4-[[4-(Dimethylamino)phenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfobenzenemethanaminium inner salt sodium salt CAS #: 1694-09-3

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Acid Violet 49

Identification
Name		Acid Violet 49
Synonyms		C.I. 42640; Sodium 3-[[[4-[(4-dimethylazaniumylidene-1-cyclohexa-2,5-dienylidene)-[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]methyl]phenyl]-ethylamino]methyl]benzenesulfonate; N-[4-[[4-(Dimethylamino)phenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfobenzenemethanaminium inner salt sodium salt
Chinese Names

Molecular Structure

Molecular Formula		C₃₉H₄₀N₃NaO₆S₂
Molecular Weight		733.87
CAS Registry Number		1694-09-3
EINECS		216-901-9

Properties

Melting point		245-250 ºC

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