日韩免费码中文字幕,亚洲欧美偷拍综合图区一区,欧洲亚洲免费视频三区,久久精品久久电影免费理论片

    <samp id="ndpkv"><code id="ndpkv"></code></samp><small id="ndpkv"><menuitem id="ndpkv"></menuitem></small>
    <th id="ndpkv"></th>
  • <dfn id="ndpkv"></dfn>
    <strike id="ndpkv"><dd id="ndpkv"></dd></strike><small id="ndpkv"><menuitem id="ndpkv"></menuitem></small>
    <menu id="ndpkv"></menu>
    <menu id="ndpkv"><menuitem id="ndpkv"><kbd id="ndpkv"></kbd></menuitem></menu>
  • <th id="ndpkv"><menuitem id="ndpkv"></menuitem></th>
    <samp id="ndpkv"></samp>
    • Welcome to Ganfeng Lithium Group Co., Ltd.!(A share code: 002460 | H share code: 01772)
      Product category
      Methyl lithium
      Product introduction

      Methyllithium, molecular weight: 21.9755, flash point: 5°F, density: 0.85g/mL (20/4°C), stable under normal temperature and pressure, colorless, transparent to slightly yellow liquid, resistant to air and water It is extremely sensitive and can ignite spontaneously in the air. Insoluble in hydrocarbon solvents; soluble in ether solvents; reacts with water and other protic solvents to generate methane. It is generally used as an alkaline reagent and reducing agent for allene synthesis. A-light ketone is converted into cis-diol, etc. Methyl lithium can also methylate a variety of functional groups, can remove protective groups, and synthesize other methylated organometallic reagents, which can be used as bases and reduce transition metals, etc. .

      Product category and standards

      Product technical indicators:
      Content: 0.5~0.56 Mol/L; alkaline impurities: ≤1.0% (max); covalent chlorine and Cl-: ≤0.1% (max).


      Specifications:
      250ml, 500ml, 1L, etc.

      Product packaging

      500ml reagent bottle, 30L—500L steel bottle

      Follow Us
      WeChat official account
      top