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Acid Black 1

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Acid Black 1

EINECS 213-903-1
CAS No. 1064-48-8 Density 1.05 g/mL at 20 °C
Solubility 10 g/L (25 °C) in water Melting Point
Formula C22H14N6Na2O9S2 Boiling Point
Molecular Weight 616.49 Flash Point 30 °C
Transport Information UN 2924 3/PG 3 Appearance Dark red to black powder
Safety 26-36-37/39-45-36/37/39-23 Risk Codes 36/37/38-10-34-11
Molecular Structure Molecular Structure of 1064-48-8 (Acid Black 1) Hazard Symbols IrritantXi,CorrosiveC,FlammableF

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Acid Black 1 Chemical Properties

Product Name: Acid Black 1 (CAS NO.1064-48-8)

Molecular Formula: C22H14N6Na2O9S2
Molecular Weight: 616.49g/mol
Mol File: 1064-48-8.mol
EINECS: 213-903-1
Appearance: Dark brown granular solid
Storage Temperature: Store at RT.
Flash Point: 30 °C
Density: 1.05 g/mL at 20 °C
Refractive index: 10 g/L (25 °C)
Stability: Stable. Incompatible with strong oxidizing agents.
H-Bond Donor: 2
H-Bond Acceptor: 14
Structure Descriptors of Acid Black 1 (CAS NO.1064-48-8):
  IUPAC Name: disodium (6Z)-4-amino-3-(4-nitrophenyl)diazenyl-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonate
  Canonical SMILES: C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
  Isomeric SMILES: C1=CC=C(C=C1)N/N=C/2\C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)
  InChI: InChI=1S/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35,36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32,33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11,24H,23H2,(H,32,33,34)(H,35,36,37);;/q;2*+1/p-2/b26-25?,27-21+;; 
Product Categories: Organics; Biochemistry; Reagents for Electrophoresis

Acid Black 1 Uses

 Acid Black 1 (CAS NO.1064-48-8) is a stain for acidic peptides.

Acid Black 1 Toxicity Data With Reference


mmo-sat 50 µg/plate

    EMMUEG    Environmental and Molecular Mutagenesis. 22 (1993),188.

mma-sat 50 µg/plate

    EMMUEG    Environmental and Molecular Mutagenesis. 22 (1993),188.

Acid Black 1 Consensus Reports

Reported in EPA TSCA Inventory.

Acid Black 1 Safety Profile

Safety Information of Acid Black 1 (CAS NO.1064-48-8):
Hazard Codes:Xi  ,C  ,F
Risk Statements:36/37/38-10-34-11
36/37/38:  Irritating to eyes, respiratory system and skin 
34:Causes burns  
11:Highly Flammable
Safety Statements:26-36-37/39-45-36/37/39-23-16
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:Wear suitable protective clothing
37/39:Wear suitable gloves and eye/face protection
45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39:Wear suitable protective clothing, gloves and eye/face protection
23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer)
16:Keep away from sources of ignition - No smoking          
RIDADR:UN 2924 3/PG 3
WGK Germany:3
HS Code:32041200
Mutation data reported. When heated to decomposition it emits toxic vapors of NOx and SOx.

Acid Black 1 Specification

 Acid Black 1 , its CAS NO. is 1064-48-8, the synonyms are Name of Substance ; 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-(phenylazo)-, disodium salt ; 4-Amino-5-hydroxy-3-((4-nitrophenyl)azo)-6-(phenylazo)-2,7-naphth- alenedisulfonic acid, disodium salt ; Amido black .

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