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ZHEJIANG HUAZHOU PHARMACEUTICAL CO.,LTD
ZHEJIANG HUAZHOU PHARMACEUTICAL CO.,LTD
26 YRS
Zhejiang, China
Main Products:
Carbamazepine / Iminodibenzyl / Iminodibenzyl Carbonyl Chloride / Iminostilbene Carbonyl Chloride / 10-Methoxyiminostilbene / 2,3-Dichloro-5,6-Dicyano-1,4-Benzoquinone / 2,3-Dicyanohydroquinone
Zhejiang, China
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2,3-Dichloro-5,6-Dicyano-1,4-Benzoquinone / CAS 84-58-2
OVERVIEW
Packaging
| Pallets Packing | 20'FCL | 40'FCL | ||
| With | Without | With | Without | |
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25 KG/Fibre Drum
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Lead Time
14-30 days
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Less than 1KG required
DESCRIPTION
Product name: 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone
Structural formula:
CAS RN: 84-58-2
Molecular formula: C8CI2N2O2
Molecular weight: 227.0038
Uses: Used as a pharmaceutical intermediate Body, specifically as a dehydrogenation agent for steroid hormone compounds
Typical Properties
Summary
2,3-Dichloro-5,6-dicyano-p-quinone is a strong oxidation reagent, which is widely used in dehydrogenation of compounds, especially for steroids. It has good selectivity. It is an indispensable oxidation reagent in steroidal industry. With the deepening of research, it is gradually found that DDQ has a good application prospect in many organic reactions. For example, selective oxidation of alcohols, oxidation of aryl benzyl sites, carbon carbon bond formation, carbon heterobond formation, cyclization, protection and deprotection, etc.
CAS No.
84-58-2
Formula
C8Cl2N2O2
Molecular Mass
227.00400
Exact Mass
225.93400
PSA
81.72000
Logp
1.17116
IUPAC
4,5-dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile
SMILES
C#CC1=C(C(=O)C(=C(C1=O)Cl)Cl)C#C
Attribute classification
Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates
Agrochemicals > Pesticide Intermediates
Agrochemicals > Pesticide Intermediates
Chemical and Physical Properties
Melting Point
210-215 °C (dec.)(lit.)
Density
1.7 g/cm3
Boiling Point
301.8 ºC
Flash Point
136.3 ºC
Appearance
Yellow to orange powder
Acidity and Basicity
neutral oxidizability
Export information
HS Code
29269090
Export Rebate
13%
UN No.
3439
DG-Class
6.1
Risk Code
R25-29-41-37/38-20/21-23/24/25
Safety Label
T
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