2,5-DICHLORO-3-METHYLPYRIDINE synthesis
- Product Name:2,5-DICHLORO-3-METHYLPYRIDINE
- CAS Number:59782-90-0
- Molecular formula:C6H5Cl2N
- Molecular Weight:162.02
108-99-6
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59782-90-0
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Yield:-
Reaction Conditions:
with chlorine;molybdenum in benzene at 40 - 50;Temperature;Solvent;Reagent/catalyst;
Steps:
1.1-5.1
(1): Put 250g of benzene and 55g of picoline in a 500ml four-necked flask, stir and raise the temperature to 40-45°C to completely dissolve the picoline, and control the temperature at about 50°C.Add 1.0g of metallic molybdenum intermittently, and after the addition is complete, pass chlorine at this temperature for 11-12 hours. Convert the picoline to 2,3-dichloro-5-picoline for use.
References:
Jiangsu Youjia Plant Protection Co., Ltd.;Wu Xiaoju;Kong Yong;Xie Bangwei;Peng Da;Liu Yanpeng CN111187203, 2020, A Location in patent:Paragraph 0025-0027; 0030-0032; 0035-0037; 0040-0042; 0045
27313-32-2
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107-13-1
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59782-90-0
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34552-13-1
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59782-90-0
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78-85-3
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3018-12-0
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59782-90-0
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90044-00-1
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