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Product
Acid dye、Direct dye、Disperse dye、Intermediate
o-Nitrophenylamine
  Basic Introduction

O-nitroaniline, orange red flakes. Slightly soluble in cold water, soluble in hot water and ethanol, easily soluble in ether, acetone, and benzene.

Chinese alias:2-硝基苯胺;1-氨基-2-硝基苯

English alias: o-Nitrophenylamine;1-Amino-2-nitrobenzene;4-Nitrobenzenamine

  Application

Used for the synthesis of dye intermediates, pesticides such as carbendazim (ortho nitroaniline~ortho phenylenediamine~carbendazim), veterinary drugs such as quinocetone and albendazole, carbendazole BFO (benzofurazone), UV absorbers such as benzotriazole UV-234, 360, 329, 328, 928, and 1130. Also used for the determination of trace amounts of iodide. Dangerous category: Class 6.1 dangerous goods; Toxic.

  Quality Standard
project Internal Control Indicators (Performance Appraisal) GB/T 4840-2016
Premium Qualified products
appearance Orange-red flaky Orange-red flaky
Purity/% ≥ 99.5 99.5 98.00
Mass fraction of ortho nitrochlorobenzene/%     ≤ 0.1 0.20 0.70
p-nitroaniline mass fraction/% ≤ 0.15 0.10 0.20
Mass fraction of meta nitroaniline/%     ≤ 0.15 0.10 0.20
Moisture/% ≤ 0.5 0.30 0.50
High boiling matter mass fraction/%≤ 0.2 0.20
Initial melting point of dry product/°C≥ 69.0 71.00 69.00
Low boiling matter mass fraction/%≤ 0.1 0.10 0.20
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