日韩精品视频网站,日韩黄黄网站啊啊,国语自产偷拍精品视频,国产乱码一区二区三区,大香蕉婷婷,AAA小色网,久久久一二三区,伊人伊大人,k8经典网北条麻妃

東營豪陽化工

Dongying Haoyang Chemical

PRODUCTS

Dongying Haoyang Chemical

Tert-Butoxycarbonyl hydrazide;Boc-hydrazide

Product name tert-Butoxycarbonyl hydrazide;Boc-hydrazide
Appearance White or pale yellow crystalline solid
CAS NO 870-46-2
Molecular formula C5H12N2O2
Molecular weight 131.1536
EINECS 212-795-3
Melting point 39-42℃
Quality Index
  Standard
Appearance Pale yellow crystalline solid
Content ≥99.00
Insolubles ≤0.05
Burning residue ≤0.05
Free hydrazine ≤0.1
Package 25kg/drum
Applications Raw material for the preparation of BOC-azide, BOC-azide is a reagent for introducing BOC amino protection; it can also be used as a reagent for the synthesis of sulfonyl hydrazides and carboxyl hydrazine; it is used for palladium-catalyzed cross-coupling with vinyl halides It can react with aldehyde to form N-tert-butoxycarbonyl-N-alkenylhydrazine; it is used for solid-phase peptide synthesis and optical purity determination of α-amino aldehyde; it can undergo condensation reaction with aldehyde to form hydrazone, which can be used for the synthesis of HIV- 1 Intermediates of protease inhibitors.

HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   FACTORY  |   CONTACT  |   中文版

Copyright(C)2022, Dongying Haoyang Chemical Technology Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice

姚安县| 盘山县| 隆化县| 田阳县| 车险| 阿拉尔市| 利津县| 遵义县| 祁门县| 社会| 长岛县| 通河县| 闵行区| 昌江| 乐清市| 连南| 亳州市| 嘉峪关市| 黄冈市| 彭山县| 晋州市| 东丽区| 固阳县| 共和县| 威宁| 手游| 南开区| 大名县| 探索| 江川县| 循化| 温宿县| 定结县| 石泉县| 邹平县| 依安县| 南江县| 舞钢市| 汉寿县| 怀安县| 自贡市|