2,4-Dibromo-1,8-naphthyridine synthesis
- Product Name:2,4-Dibromo-1,8-naphthyridine
- CAS Number:54569-27-6
- Molecular formula:C8H4Br2N2
- Molecular Weight:287.94
59514-86-2
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Yield:54569-27-6 14 g
Reaction Conditions:
with phosphorus(V) oxybromide
Steps:
1.2 (2) Synthesis of 1,8-naphthyridine-2,4-dibromo
19g of the product obtained in the first step was dissolved in 200mlPhosphorus oxybromide,Heated to reflux, the reaction 12 hours, the reaction solution was poured into ice water, extracted with ethyl acetate, the organic phase washed three times with saturated salt water, dried over anhydrous sodium sulfate, concentrated under reduced pressure, the residue was separated by a chromatographic column Product 14g oil.
References:
CN107226813,2017,A Location in patent:Paragraph 0022; 0023
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