2) 6-trichloropyridin-2-ol
6-三氯吡啶-2-酚
1.
And the pesticide intermediate 3,5,6-trichloropyridin-2-ol was produced through hydrolysis of 2,3,5,6-tetrachloropyridine.
以五氯吡啶为原料,通过锌粉还原制备出中间产物2,3,5,6-四氯吡啶,再由2,3,5,6-四氯吡啶水解,制备出农药中间体3,5,6-三氯吡啶-2-酚。
3) 1-(2-pyridylazo)-2-naphthol
1-(2-吡啶偶氮)-2-萘酚
1.
Using 1-(2-pyridylazo)-2-naphthol(PAN)as chelating agent,Triton X-114 as nonionic surfactant,and HNO3-methnol as regulator of viscosity,the determination conditions of zinc by cloud point extraction-flame atomic absorption spectrometry(CPE-FAAS) method were optimized.
研究了以1-(2-吡啶偶氮)-2-萘酚为配位剂,Triton X-114为非离子表面活性剂,硝酸-甲醇为黏度调节剂,浊点萃取-火焰原子吸收光谱法测定锌的方法,对试验条件进行了优化。
4) 2-(2-pyridylazo)-resorcin
2-(2-吡啶偶氮)-间苯二酚
6) 1-(2-pyridylazo)-2-naphthol (PAN)
1-(2-吡啶偶氮)-2-萘酚(PAN)
1.
Trace vanadium was extracted in HAc-NaAc buffer solution using 1-(2-pyridylazo)-2-naphthol (PAN) as chelating agent, chloroform as extracting agent, and ethanol as dispersant agent.
在乙酸-乙酸钠缓冲介质中,以1-(2-吡啶偶氮)-2-萘酚(PAN)为螯合剂,三氯甲烷为萃取剂,乙醇为分散剂萃取溶液中痕量钒,用分光光度法测定。
补充资料：2-吡啶酚
分子式：C5H5NO
分子量：95.10
CAS号：142-08-5
性质：密度1.39。熔点102-109°C。沸点280-281°C。闪点210°C。
分子量：95.10
CAS号：142-08-5
性质：密度1.39。熔点102-109°C。沸点280-281°C。闪点210°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条