甲基萘醌

K系维生素中间体β-甲基萘醌合成的研究进展

Progress on Synthesis of K-series vitamins intermediates & 2-methyl-1,4-naphthoquinone

VK系列中间体2-甲基萘醌的制备

The Preparation of V_K Intermediate 2-methyl-1,4-naphthoquinone

制备2-甲基萘醌时废液中Cr和CH3COOH的测定

Determination of Cr and CH_3COOH in Waste Liquid of Preparation of 2-methyl-1,4-naphthoquinone

利用保留时间、UV光谱和质谱在没有任何标样的情况下可以确认泛醌和甲基萘醌的成分。

The compositions of ubiquinone and menaquinone were determined directly using combined information of retention time , UV spectrum and mass spectrum without any standard samples .

相转移催化氧化法制备2-甲基萘醌的研究

Study on Preparation of 2-methyl Naphthoquinone by Phase Transfer Catalytic Oxidation Process

诺卡氏菌型放线菌中甲基萘醌的高效液相色谱研究

Study on the menaquinones of nocardioform actinomycetes by high pressure liquid chromatography

高效液相色谱法测定β-甲基萘醌的含量

Determination of content of β - methylnaphthoquinone with HPLC

该工艺为β-甲基萘醌的生产开辟了一条绿色的合成路线。

It will be a green synthetic route for synthesis of β - methylnaphthoquinone . The procedure of acetalization has the characters of green synthetic chemistry with a high yield and no pollution .

铬循环电解氧化法合成2-甲基-1,4萘醌的中试研究

Study on pilot scale synthesis of 2-methyl-1,4-naphthoquinone by recycle electrolytic oxidation of Cr

在同样的反应条件下，合成了5-羟基-8-甲基-1,4-萘醌（Ⅱ）。

Under the same condition , 5 - hydroxyl - 8 - methyl - 1,4 - naphthoquinone (ⅱ) was obtained .

过氧化氢氧化β-甲基萘制取β-甲基萘醌的工艺研究

Study on Preparation of β - Methylnaphthoquinone by Oxidation of β - Methylnaphthalene with Hydrogen Peroxide

以2甲基萘为原料，Cr6+为氧化剂，采用Cr循环电解氧化法进行了合成2甲基1,4萘醌（2MNQ）的中试研究。

The pilot scale synthesis of 2 methyl 1,4 naphthoquinone ( 2 MNQ ) from 2 methyl naphthalene with Cr 6 + as oxidant by recycle electrolytic oxidation of Cr were studied .