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Competitive Price for Folic Acid Powder - China 2,4-dinitrodiphenylamine Manufacture Supplier – Longo Detail:
UseProduct Usage
Molecular formula: C12H9N3O4
Molecular weight: 259.22
EINECS Number: 213-508-4
Related categories: Amines; Chemicals; DyesandPigments
Mol file: 961-68-2.mol
Melting point: 159-161°C(lit.)
Boiling point: 402.47°C (roughestimate)
Density: 1.3450 (roughestimate)
Refractive index: 1.5700 (estimate)
Solubility: acetone:soluble25mg/mL,clear,orangetored
Acidity coefficient: (pKa)-4.93±0.10(Predicted)
Water solubility: 1.322mg/L (25ºC)
Stability: Stable.IncompatChemicalbookiblewithstrongbases,strongacids,strongoxidizingagents.
CAS database: 961-68-2 (CASDataBaseReference)
NIST Chemical Substance Information: Benzenamine, 2,4-dinitro-N-phenyl-(961-68-2)
EPA Chemical Substance Information: Benzenamine, 2,4-dinitro-N-phenyl-(961-68-2)
Chemical Properties: Pale yellow needle-like crystals.
Melting point: 159-161 ℃ (98% industrial products). Soluble in acetone, chloroform, pyridine and hot ethanol, slightly soluble in water.
Purposes: organic synthesis intermediates.
Production Method
2,4-dinitrochlorobenzene and aniline are added into water in an equal molar ratio, and the reaction is stirred at 60 °C for 2 hours, and then stirred at 90 °C for 2 hours. Cool, filter, wash and dry to obtain 2,4-Chemicalbook dinitrodiphenylamine with a yield of 95-98%.
Category: Toxic.
Toxicity classification: poisoning
Acute toxicity: Intravenous-mouse LD50: 180 mg/kg.
Flammability Hazardous characteristics: open flame is flammable; decomposes toxic nitrogen oxide fumes when heated; reacts with oxidants.
Storage and transportation characteristics: The warehouse is ventilated and dry at low temperature; it is stored separately from oxidants, food additives and acids.
Extinguishing media: water mist, foam, carbon dioxide, sand.
Dangerous goods sign: Xi
Hazard category code: 36/37/38
Safety Instructions: 26-37/39
WGK Germany: 3
RTECS No.: JJ8825000
Customs code: 29214400
R & D
We Have Small Scale Pilot Laboratory, Scale-Up Pilot Workshops And a Team Of Experienced Researchers And Engineers. After Several Years Of Involvements In This Field, We Have Accumulated a Wealth Of Experience In The Lab Development, Scaling Up, And Final Production Process Design In Longo Chem.
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With this motto in mind, we've come to be one of quite possibly technologically innovative, cost-efficient, and price-competitive manufacturers for Competitive Price for Folic Acid Powder - China 2,4-dinitrodiphenylamine Manufacture Supplier – Longo , The product will supply to all over the world, such as: Barcelona, Honduras, Italy, Our company will continue to adhere to the superior quality, reputable, the user first principle wholeheartedly. We warmly welcome friends from all walks of life to visit and give guidance, work together and create a brilliant future!
By Ethan McPherson from Montpellier - 2017.10.25 15:53
The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
By Nicole from India - 2017.11.12 12:31
