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Name	Acid Black 24	EINECS	221-343-4
CAS No.	3071-73-6	Density	1.601[at 20℃]
PSA	192.63000	LogP	11.76340
Solubility	25.19g/L at 20℃	Melting Point	N/A
Formula	C₃₆H₂₃N₅O₆S₂^.2Na	Boiling Point	1163.56℃[at 101 325 Pa]
Molecular Weight	731.71	Flash Point	N/A
Transport Information	N/A	Appearance	N/A
Safety		Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	Acid Fast Black 8B;1-Naphthalenesulfonicacid, 8-(phenylamino)-5-[[4-[(5-sulfo-1-naphthalenyl)azo]-1-naphthalenyl]azo]-,disodium salt (9CI);C.I. Acid Black 24 (7CI);C.I. Acid Black 24, disodiumsalt (8CI);Acid Black S;Acid Blue-Black BR;Folan Fast Black B;Hispacid Fast Black 2B;Java Milling Black B;Midlon Black P 2B;Milling Fast Black 2B;MultacidBlack BB;Naphthazine Sulphon Black BC;NeutralBlack 3B;Neutral Sulphonyl Navy N;Optanol Cyanine Black B;Optanol Cyanine Black BB;Pontacyl Fast Black BBN;Durol Black BA;Dycosweak Acid Black BR;Eriosin Fast Black 2B;Ext D and C Black No. 1;Fast Acid Black 2A;Durol Black B;Cyanine Fast Black 2BG;Dinacid Fast Black 3B;Coomassie Fast Black B;Colorosacid Black B;Azo Cyanine Black BB;Acid Fast Black 8BX;Benzyl Fast BlackB;Bucacid Black 2B;Cirene Black BRA;Colacid Fast Black 2A;Acid Fast Black N 2A;Acilan Fast Black 3BN;Alphanol BlackBBN;Amacid Milling Black S 2B;Amacid Milling Black SG;Aminyl Black F 8BL;AzoCyanine Black B;Sulfonine Black B;Sulfonine Black BB;Sulphon Cyanine BlackBA-CF;Sulphon Cyanine Black DN;Sulphonine Fast Black GRV;Sulphonine Fast Black RB;Suminol Black8BX;Suminol Milling Black 8BX;Supranol Fast Black BB;Sulfocyanine Black BB;Shikiso Acid Fast Black 8BX;Pontacyl Fast Black BBO;Fast Acid Black 2B;

Acid Black 24 Chemical Properties

Product Name: Acid Black 24 (CAS NO.3071-73-6)

Molecular Formula: C₃₆H₂₃N₅Na₂O₆S₂
Molecular Weight: 731.71g/mol
Mol File: 3071-73-6.mol
EINECS: 221-343-4
H-Bond Donor: 3
H-Bond Acceptor: 11
Structure Descriptors of Acid Black 24 (CAS NO.3071-73-6):
IUPAC Name: 8-anilino-5-[4-(5-sulfonaphthalen-1-yl)diazenylnaphthalen-1-yl]diazenylnaphthalene-1-sulfonic acid; sodium
Canonical SMILES: C1=CC=C(C=C1)NC2=C3C(=C(C=C2)N=NC4=CC=C(C5=CC=CC=C54)N=NC6=CC=CC7=C6C=CC=C7S(=O)(=O)O)C=CC=C3S(=O)(=O)O.[Na]
InChI: InChI=1S/C36H25N5O6S2.Na/c42-48(43,44)34-17-7-13-26-27(34)14-6-16-29(26)38-39-30-19-20-31(25-12-5-4-11-24(25)30)40-41-32-21-22-33(37-23-9-2-1-3-10-23)36-28(32)15-8-18-35(36)49(45,46)47;/h1-22,37H,(H,42,43,44)(H,45,46,47);
InChIKey: QLSIPNJOWGWIBB-UHFFFAOYSA-N
Product Categories: Organics

Acid Black 24 Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	oral	8250mg/kg (8250mg/kg)		Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(1), Pg. 14, 1983.
rat	LD50	oral	15gm/kg (15000mg/kg)		Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 48(1), Pg. 14, 1983.

Acid Black 24 Specification

Acid Black 24 , its CAS NO. is 3071-73-6, the synonyms are 1-Naphthalenesulfonic acid, 8-(phenylamino)-5-((4-((5-sulfo-
1-naphthalenyl)azo)-1-naphthalenyl)azo)-, disodium salt ; C.I. Acid Black 24 (7CI) ; C.I. Acid Black 24, disodium salt (8CI) ; Disodium 8-(phenylamino)-5-((4-((5-sulphonatonaphthyl)azo)naphthyl)azo)naphthalenesulphonate .

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