3-BROMO-2-CHLORO-5-NITRO-6-PICOLINE (CAS # 856834-95-2)

3-BROMO-2-CHLORO-5-NITRO-6-PICOLINE (CAS # 856834-95-2) Kev taw qhia

3-Bromo-2-chloro-6-methyl-5-nitropyridine yog cov organic compound. Cov hauv qab no yog kev qhia txog nws cov khoom, kev siv, kev tsim khoom thiab cov ntaub ntawv kev nyab xeeb:

Zoo:
- Cov tsos mob: 3-Bromo-2-chloro-6-methyl-5-nitropyridine yog cov hmoov dawb rau lub teeb daj.
- Solubility: Nws muaj solubility zoo hauv cov kuab tshuaj organic xws li ethanol, dimethylformamide thiab chloroform, tab sis muaj cov solubility tsawg hauv dej.

Siv:
- Tshuaj tua kab: Nws tseem tuaj yeem siv los ua cov khoom siv raw lossis cov khoom nruab nrab rau cov tshuaj tua kab hauv kev npaj tshuaj tua kab thiab tshuaj tua kab mob.

Txoj kev:
Kev npaj ntawm 3-bromo-2-chloro-6-methyl-5-nitropyridine tuaj yeem ua tiav los ntawm cov kauj ruam hauv qab no:
2-methyl-3-nitropyridine yog yaj nyob rau hauv ethanol thiab tshaj sulfuric acid ntxiv rau catalyze cov tshuaj tiv thaiv.
Cov tshuaj tiv thaiv sib tov tau txias thiab kho nrog thionyl chloride thiab magnesium bromide.
Cov tshuaj tiv thaiv sib tov yog diluted, thiab tom qab ntawd cov khoom yog purified los ntawm evaporation thiab crystallization.
Los ntawm kev pom, ziab thiab pulverization, qhov kawg 3-bromo-2-chloro-6-methyl-5-nitropyridine khoom tau txais.

Cov ntaub ntawv kev nyab xeeb:
- 3-Bromo-2-chloro-6-methyl-5-nitropyridine yog cov khoom tawg yooj yim thiab zam kev sib cuag nrog cov khoom siv hluav taws xob.
- Kev ua pa zoo yuav tsum tau siv thaum tuav thiab cov khoom siv tiv thaiv tus kheej xws li cov hnab looj tes tiv thaiv thiab tsom iav yuav tsum tau siv.
- Tsis txhob nqus cov plua plav lossis kev sib cuag ntawm daim tawv nqaij thiab qhov muag, thiab tsis txhob noj khoom txom ncauj.
- Thov khaws cia kom raug, kom deb ntawm cov hluav taws kub thiab hluav taws kub, thiab deb ntawm cov menyuam yaus thiab tsiaj txhu.