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25910-37-6

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Basic Information
CAS No.: 25910-37-6
Name: FAST ORANGE GR SALT
Article Data: 4
Molecular Structure:
Molecular Structure of 25910-37-6 (FAST ORANGE GR SALT)
Formula: C6H4 N3 O2
Molecular Weight: 150.117
Synonyms: Benzenediazonium,o-nitro- (8CI);2-Nitrobenzenediazonium;2-Nitrophenyldiazonium;Adisol FastOrange Salt GR;Azoic Diazo Component 6;C.I. Azoic Diazo Component 6;DiazoFast Orange GR;Fast Orange GR Salt;Icho Salt Orange GR;o-Nitrobenzenediazonium;o-Nitrobenzenediazonium cation;
EINECS: 247-334-5
Density: g/cm3
Boiling Point: °Cat760mmHg
Flash Point: °C
Safety: Reaction with sodium disulfide, sodium polysulfide, or other sulfides forms powerfully explosive products. When heated to decomposition it emits toxic fumes of NOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.
PSA: 73.97000
LogP: 2.60258
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Chemistry

IUPAC Name: 2-Nitrobenzenediazonium
Synonyms of 2-Nitrobenzenediazonium salts (CAS NO.25910-37-6) : 1Benzenediazonium, 2-nitro- ; 2-Nitrobenzenediazonium
Product Categories: NITRO
CAS NO:25910-37-6
Molecular Formula:C6H4N3O2+
Molecular Weight :150.11
Molecular Structure :
EINECS: 247-334-5
Index of Refraction: 1.74
Surface Tension: 80.5 dyne/cm
Density: 1.525 g/cm3
Flash Point: 205.8 °C
Enthalpy of Vaporization: 66.99 kJ/mol
Boiling Point: 416.7 °C at 760 mmHg
Vapour Pressure: 3.76E-07 mmHg at 25°C
Melting point: 71.5°C
Appearance: Light yellow powder (pure product is orange yellow crystals).
Solubility:Soluble in hot water, ethanol, chloroform and acid solution.

Uses

 2-Nitrobenzenediazonium salts (CAS NO.25910-37-6) is used for dyeing cotton, viscose fiber and silk, but also for cotton printing.

Production

Raw materials: 2-Nitrochlorobenzene 


O-Nitro-chlorobenzene as raw material, which is then ammoniation. After filtration, drying ,obtaining 2-Nitrobenzenediazonium salts (CAS NO.25910-37-6).

Safety Profile

Reaction with sodium disulfide, sodium polysulfide, or other sulfides forms powerfully explosive products. When heated to decomposition it emits toxic fumes of NOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS.