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DNP

DNP
DNP structure
CAS No.
119-26-6
Chemical Name:
DNP
Synonyms
DNP;DNPH;2,4-DNPH;Nsc 5709;Dnp-hydrazine;DINITROPHENYL HYDRAZ;Dinitrophenylhydrzine;DINITROPHENYL HYDRAZINE;2,4-Dinitrofenylhydrazin;2,4-dinitrophenyl-hydrazin
CBNumber:
CB4852908
Molecular Formula:
C6H6N4O4
Formula Weight:
198.14
MOL File:
119-26-6.mol

DNP Properties

Melting point:
197-200 °C(lit.)
Boiling point:
335.43°C (rough estimate)
Density 
0.843 g/mL at 20 °C
refractive index 
n20/D 1.374
Flash point:
14 °C
storage temp. 
2-8°C
solubility 
50% sulfuric acid: 10 mg/mL, clear, colorless
pka
12.1(at 25℃)
form 
crystals
color 
Red
PH Range
Yellow (11.0) to brown (12.5)
Water Solubility 
slightly soluble
Merck 
14,3283
BRN 
615586
Stability:
Stable when wet, but explosive when dry. May be shock sensitive when dry. Highly flammable. Incompatible with strong oxidizing agents.
Major Application
Fuel cells, detecting microorganisms, antibacterial agent, treatment of acuteand chronic hepatitis, gynecopathy, cardiovascular diseases, cerebrovascular diseases
InChIKey
HORQAOAYAYGIBM-UHFFFAOYSA-N
CAS DataBase Reference
119-26-6(CAS DataBase Reference)
NIST Chemistry Reference
Hydrazine, (2,4-dinitrophenyl)-(119-26-6)
EPA Substance Registry System
Hydrazine, (2,4-dinitrophenyl)-(119-26-6)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  F,Xn
Risk Statements  1-11-22-40-2001/11/22
Safety Statements  35-48A-45-36/37-16
RIDADR  UN 3380 4.1/PG 1
WGK Germany  3
RTECS  MV3325000
8
HazardClass  4.1
PackingGroup  II
HS Code  29280000
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H228 Flammable solid Flammable solids Category 1
Category 2
Danger
Warning
P210, P240,P241, P280, P370+P378
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P370+P378 In case of fire: Use … for extinction.

DNP price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 04732 2,4-Dinitrophenylhydrazine for HPLC derivatization, moistened with 35% water, ≥99.0% (HPLC) 119-26-6 1g $26.3 2018-11-22 Buy
Sigma-Aldrich 04732 2,4-Dinitrophenylhydrazine for HPLC derivatization, moistened with 35% water, ≥99.0% (HPLC) 119-26-6 10g $52 2018-11-22 Buy
TCI Chemical D2968 2,4-Dinitrophenylhydrazine (contains HCl) Ethanol Solution [for TLC Stain] 119-26-6 500mL $155 2018-11-22 Buy
Sigma-Aldrich D199303 2,4-Dinitrophenylhydrazine reagent grade, 97% 119-26-6 500g $338 2018-11-13 Buy
Sigma-Aldrich D199303 2,4-Dinitrophenylhydrazine reagent grade, 97% 119-26-6 100g $98.5 2018-11-13 Buy

DNP Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystal powde

Uses

2,4-Dinitrophenylhydrazine is known was Brady's reagent, a substituted hydrazine that is often used for qualitative testing of carbonyl groups associated with aldehydes and ketones.

Definition

ChEBI: A C-nitro compound that is phenylhydrazine substituted at the 2- and 4-positions by nitro groups.

Purification Methods

Crystallise DNPH from butan-1-ol, dioxane, EtOH, *C6H6 or EtOAc. The hydrochloride has m 186o (dec). [Beilstein 15 IV 380.]

DNP Preparation Products And Raw materials

Raw materials

Preparation Products


DNP Suppliers

Global( 172)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32651 55
Nanjing Dolon Biotechnology Co.,Ltd.
18905173768
sales@dolonchem.com CHINA 2982 58
Chemwill Asia Co.,Ltd.
86-21-51086038
86-21-51861608 chemwill_asia@126.com;sales@chemwill.com;chemwill@hotmail.com;chemwill@gmail.com CHINA 24118 58
QUALITY CONTROL CHEMICALS INC.
(323) 306-3136
(626) 453-0409 orders@qcchemical.com United States 8430 58
Kono Chem Co., Ltd
+86-132 8924 6953
info@konochemical.com CHINA 2164 58
Zhengzhou JACS Chemical Co., Ltd. 0371-86259281 15981966935
0371-86259281 jacschem@163.com China 694 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-62670440(Beijing)
+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing) sh@meryer.com China 40395 62
SelectLab Chemicals GmbH +49-(0)2383-919350
+49-(0)2383-919354 info@selectlab.de Germany 379 55
TCI (Shanghai) Development Co., Ltd. 021-67121386 / 800-988-0390
021-67121385 Sales-CN@TCIchemicals.com China 24648 81

DNP Spectrum


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