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Home > Encyclopedia > Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)-

Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)-

Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)- structure

Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)- 

structure
  • CAS No:

    32517-36-5

  • Formula:

    C32H18CrN6O8.H

  • Chemical Name:

    Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)-

  • Synonyms:

    Chromate(1-),bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-,hydrogen (1:1),(OC-6-22′)-;Chromate(1-),bis[1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphtholato(2-)]-,hydrogen;Chromate(1-),bis[1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphthalenolato(2-)]-,hydrogen,(OC-6-22′)-;C.I. Acid Black 123;Chromate(1-),bis[1-[[2-(hydroxy-κO)-4-nitrophenyl]azo-κN1]-2-naphthalenolato(2-)-κO]-,hydrogen,(OC-6-22′)-;2-Naphthalenol,1-[(2-hydroxy-4-nitrophenyl)azo]-,chromium complex;Vali Fast Black 3804;C.I. Acid Black 63;Nylomine Black D-R;Zapon Fast Black RE;Zapon Fast Black B;C.I. Solvent Black 34;Kayakalan Black RBL;Vialon Fast Black R;Amichrome Light Black RBLL;Ortolan Black RL;Solvent Black 34;C.I. 12195;Trialan Black RB;Eukesolar Black RL;Dorolan Black RB;Acid Black 63;6459-65-0;12218-99-4;12238-55-0;12269-80-6;12768-76-2;47865-34-9;63815-15-6;90740-30-0

  • Categories:

    Dyes and Pigments  >  Dye

Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)- Basic Attributes

667.53

361.013824

251-079-5

Characteristics

111.00000

5.09780

Chromate(1-), bis[1-[2-(hydroxy-κO)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-κO]-, hydrogen (1:1), (OC-6-22′)- Use and Manufacturing

Methods of Manufacturing

Using 2-amino-4(and 5)-nitrophenol and 2-naphthol as raw materials, first diazotize 2-amino-4(and 5)-nitrophenol, then couple with 2-naphthol, and then Chromium alum is added for complexation, filtered, dried, and crushed to obtain a dry powder of the original dye. The dry powder original dye is dissolved in a mixed solvent of ethylene glycol ether and ethanol, and the solution dye is obtained by sedimentation and filtration.

Uses

Leather spray black RL is mainly used for spraying and curtain finishing of natural leather such as pigskin, cowhide and sheepskin, especially suitable for spraying and coloring of aniline leather.

Chromate(1-), bis[1-[2-(hydroxy-.kappa.O)-4-nitrophenyl]diazenyl-2-naphthalenolato(2-)-.kappa.O]-, hydrogen (1:1), (OC-6-22')-: ACTIVE

Computed Properties

Molecular Weight:671.6
Hydrogen Bond Donor Count:5
Hydrogen Bond Acceptor Count:12
Rotatable Bond Count:4
Exact Mass:671.098241
Monoisotopic Mass:671.098241
Topological Polar Surface Area:222
Heavy Atom Count:47
Formal Charge:1
Complexity:453
Covalently-Bonded Unit Count:4
Compound Is Canonicalized:Yes

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