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Name	C.I. Direct Blue 78, tetrasodium salt	EINECS	219-708-8
CAS No.	2503-73-3	Density	1.383[at 20℃]
PSA	368.74000	LogP	13.85420
Solubility	10g/L at 20℃	Melting Point	N/A
Formula	C₄₂H₂₅N₇Na₄O₁₃S₄	Boiling Point	N/A
Molecular Weight	1055.90608	Flash Point	N/A
Transport Information	N/A	Appearance	N/A
Safety		Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	1,4-Benzenedisulfonicacid,2-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-6-sulfo-1-naphthalenyl]azo]-,tetrasodium salt (9CI);C.I. Direct Blue 78 (7CI);C.I. Direct Blue 78, tetrasodiumsalt (8CI);Sirius Supra Blue G (6CI);Amanil Fast Blue 4GL;Belamine Fast Blue4GL;Benzanil Supra Blue 4GL;C.I. 34200;Calcodur Blue 4GL;Calcoform Blue4GL;Chlorantine Fast Blue 4GL;Chrome Leather Blue 4GL;Chrome Leather Blue G;Diaphtamine Light Blue 4GL;Diazol Light Blue 3J;Diazol Light Blue 4J;DicorelBlue LV;Diphenyl Fast Blue 4GL;Direct Blue 4GL;Direct Blue 78;Direct FastBlue 4GL;Direct Fast Blue LV;Direct Fast Sky Blue K;Direct Light Blue 4JS;Direct Lightfast Sky Blue K;Durazol Blue BS;Durazol Blue G;Durazol Blue GS;Eliamina Blue 4GL;Fastosol Blue;Fastusol Blue GA-CF;Fastusol Blue LG;Fenaluz Blue 4G;Helion Blue G;Kayarus Blue G;Orbantin Blue G;Paranol FastBlue 4GL;Pontamine Fast Blue 4GL;Pyrazol Fast Blue 4GL;Pyrazoline Blue 4GL;Saturn Blue L 4G;Saturn Blue L 4G300;Sella Fast Blue 4GL;Sella Solid Blue4GL;Sirius Blue GN;Sirius Light Blue G;Solamine Fast Blue G;Solantine Blue4GL;Solar Blue 3G;Solex Blue GLL;Solius Light Blue G;Solophenyl Blue 4GL;SumilightSupra Blue G;Sumilight Supra Blue G Conc.;Tertrodirect Fast Blue SG;Tetramine Fast Blue G Extra;Triantine Fast Blue G;Triantine Light Blue G;

C.I. Direct Blue 78, tetrasodium salt Chemical Properties

Molecular Structure of C.I. Direct Blue 78, tetrasodium salt (CAS NO.2503-73-3):

IUPAC Name: tetrasodium 2-[4-[4-[(2Z)-2-(6-anilino-2-oxo-3-sulfonatonaphthalen-1-ylidene)hydrazinyl]naphthalen-1-yl]diazenyl-6-sulfonatonaphthalen-1-yl]diazenylbenzene-1,4-disulfonate
Empirical Formula: C₄₂H₂₅N₇Na₄O₁₃S₄
Molecular Weight: 1055.9061
H bond acceptors: 20
H bond donors: 6
Freely Rotating Bonds: 13
Polar Surface Area: 368.74 Å²
EINECS: 219-708-8
Product Categories: Organics
InChI
InChI=1/C42H29N7O13S4.4Na/c50-42-40(66(60,61)62)21-24-20-26(43-25-6-2-1-3-7-25)10-13-29(24)41(42)49-47-35-16-15-34(30-8-4-5-9-31(30)35)44-46-37-18-17-36(32-14-11-27(22-33(32)37)63(51,52)53)45-48-38-23-28(64(54,55)56)12-19-39(38)65(57,58)59;;;;/h1-23,43,50H,(H,51,52,53)(H,54,55,56)(H,57,58,59)(H,60,61,62);;;;/q;4*+1/p-4/b46-44+,48-45+,49-47+;;;;
Smiles
c12c(c(ccc1\N=N\c1c3c(c(\N=N\c4c5c(cc(Nc6ccccc6)cc5)cc(c4O)S(=O)(=O)[O-])cc1)cccc3)\N=N\c1c(ccc(c1)S(=O)(=O)[O-])S(=O)(=O)[O-])ccc(c2)S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]

C.I. Direct Blue 78, tetrasodium salt Specification

C.I. Direct Blue 78, tetrasodium salt , with CAS number of 2503-73-3, can be called 1,4-Benzenedisulfonicacid,2-[[4-[[4-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-1-naphthalenyl]azo]-6-sulfo-1-naphthalenyl]azo]-,tetrasodium salt (9CI) ; C.I. Direct Blue 78 (7CI) ; C.I. Direct Blue 78, tetrasodiumsalt (8CI) ; Sirius Supra Blue G (6CI) ; Amanil Fast Blue 4GL ; Chlorantine Fast Blue 4GL ; Diazol Light Blue 3J ; Direct Lightfast Sky Blue K ; Saturn Blue L 4G and so on.

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