C.I. Direct Blue 43

Modify Date: 2025-08-28 16:56:43

C.I. Direct Blue 43 structure
Common Name C.I. Direct Blue 43
CAS Number 7273-59-8 Molecular Weight 1081.9
Density N/A Boiling Point N/A
Molecular Formula C38H23N9Na4O16S4 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name C.I. Direct Blue 43

 Chemical & Physical Properties

Molecular Formula C38H23N9Na4O16S4
Molecular Weight 1081.9

 Preparation

Nc1ccc2c(O)c(N=Nc3ccc(-c4ccc(N=Nc5c(S(=O)(=O)[O-])cc6cc(S(=O)(=O)[O-])cc(N)c6c5O)cc4)cc3)c(S(=O)(=O)[O-])cc2c1N=Nc1ccc([N+](=O)[O-])cc1S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]
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