potassium hydroxide|ethyl acetate|glacial acetic acid|vitamin-apis - hangzhou sida organic chemical co., ltd. english 中文 home about sida products search order custom sysnthsis contact us you are here: home > products > apis quats series apis & intermediates > anti-cancer > anti-diabetic > anti-depressant...
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uncovered in the course of this study. thus, treatment of compound with hcho in the presence of catalytic amount of ptsoh followed by reduction (nabh cn, tfa, ch cl ) of the so-formed oxazolidine gave the n-methylated product . furthermore, a dual role of oxazolidine as protecting group of vicinal amino alcohol...
and drug policy suncor is committed to providing a safe work environment for all workers and for those whose safety may be affected by such workers. suncor recognizes that the use of alcohol and drugs can adversely impact a safe work environment. all contractors who deploy workers to a worksite that...