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1,1-DIPHENYL-2-PICRYLHYDRAZYL

1,1-DIPHENYL-2-PICRYLHYDRAZYL
1,1-DIPHENYL-2-PICRYLHYDRAZYL
CAS No.
1898-66-4
Chemical Name:
1,1-DIPHENYL-2-PICRYLHYDRAZYL
Synonyms
DPPH;Diphenypicrylhydrazyl;Diphenylpicrylhydrazyl.;2,2-Diphenylpicrylhydrazyl;1-diphenyl-2-picrylhydrazyl;2,2-DIPHENYL-1-PICRYLHYDRAZYL;1,1-DIPHENYL-2-PICRYLHYDRAZYL;diphenylpicrylhydrazylfreeradical;2,2-Diphenyl-1-picrylhydrazyl(DPPH);1,1-Diphenyl-2-picrylhydrazyl (DPPH)
CBNumber:
CB8753025
Molecular Formula:
C18H12N5O6 *
Formula Weight:
394.32
MOL File:
1898-66-4.mol

1,1-DIPHENYL-2-PICRYLHYDRAZYL Properties

Melting point:
~135 °C (dec.)(lit.)
storage temp. 
2-8°C
color 
green
Water Solubility 
Soluble in dimethyl formamide, ethanol, chloroform, ether, carbon disulfinde, acetone, oils, carbon tetrachloride, glacial acetic acid and toluene. Insoluble in water.
Merck 
14,3330
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn
Risk Statements  42/43
Safety Statements  22-36/37-45
RIDADR  UN2811
WGK Germany  1
RTECS  MW3250000
TSCA  Yes
HazardClass  6.1
PackingGroup  II
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P284 Wear respiratory protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

1,1-DIPHENYL-2-PICRYLHYDRAZYL price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D9132 2,2-Diphenyl-1-picrylhydrazyl 1898-66-4 1g $98.8 2017-11-08 Buy
Sigma-Aldrich D9132 2,2-Diphenyl-1-picrylhydrazyl 1898-66-4 5g $306 2017-11-08 Buy
Alfa Aesar 44150 2,2-Diphenyl-1-picrylhydrazyl (free radical), 95% 1898-66-4 1g $110 2017-11-08 Buy
Alfa Aesar 44150 2,2-Diphenyl-1-picrylhydrazyl (free radical), 95% 1898-66-4 250mg $36 2017-11-08 Buy
Cayman Chemical 14805 DPPH ≥95% 1898-66-4 50mg $44 2017-11-08 Buy

1,1-DIPHENYL-2-PICRYLHYDRAZYL Chemical Properties,Uses,Production

Chemical Properties

Solid

Uses

2,2-Diphenyl-1-picrylhydrazyl is a stable free radical molecule most commonly used as a tool to monitor chemical reactions involving radicals, most notably in antioxidant assay.

1,1-DIPHENYL-2-PICRYLHYDRAZYL Preparation Products And Raw materials

Raw materials

Preparation Products


1,1-DIPHENYL-2-PICRYLHYDRAZYL Suppliers

Global( 89)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Alfa Aesar 400-610-6006; 021-67582000
021-67582001/03/05 saleschina@alfa-asia.com China 30314 84
Sigma-Aldrich 021-61415566 800-819-3336(Tel) 400-620-3333(Mobile)
021-61415567 orderCN@sial.com China 21322 80
Shanghai Baoman Biotechnology Co., Ltd. 021-62130998
baomanbio@163.com China 5284 55
Shanghai Civic Chemical Technology Co., Ltd. 021-61843820
QQ:2881074831 sale2@labgogo.com China 2018 58
Shandong Ono Chemical Co., Ltd. 0539-6362799(To 20)
0539-6362799(To 20) 68188893@qq.com China 10068 58
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833
+86-10-82849933 jkinfo@jkchemical.com;market6@jkchemical.com China 96831 76
TCI (Shanghai) Development Co., Ltd. 800-988-0390
021-67121385 sales@tcishanghai.com.cn China 22833 81
Energy Chemical 021-58432009 / 400-005-6266
021-58436166-800 info@energy-chemical.com China 44197 61
Beijing Ouhe Technology Co., Ltd +86-10-4006331231;+86-10-51280831;+86-10-82967028
+86-10-82967029 sales@ouhechem.com China 10816 60
Chemsky(shanghai)International Co.,Ltd. 021-50135380
shchemsky@sina.com China 32539 50

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