久久久网_国产精品内射视频免费_美脚の诱脚舐め脚责91_久久国产欧美日韩精品_国产欧美日韩一区二区搜索_一区两区三区四区乱码国产精品

Welcome to Zhejiang Synose Tech Co., Ltd.!

Carbohydrate Derivative

Benzyl-β-L-Arabinoside

Synonyms: Benzyl-β-L-Arabinopyranoside; Nsc400277.

Molecular Formula: C12H16O5

Molecular weight: 240.25

CAS No.: 7473-38-3

Molecular structure:

Quality Standard:

Item

Specification

Appearance

White crystalline powder

Assay(GC),%

≥98

Specific rotation, (C=0.3, H2O)

+200~+215

Melting point, ℃

170~178

Loss on drying, %

≤1.0

Residue on ignition, %

≤0.1

 

Characteristics: This product is a white crystalline powder. It soluble in methanol, ethanol, dichloromethane, and water, etc., insoluble in ethyl acetate, ethyl ether.

Uses: The product is a material and intermediates of pharmaceuticals. It mainly used in synthesis L-ribose, L-glycerol monophosphate, anthracycline-based glycoside and 2'-deoxy-2'-fluoro-5-methyl-β-L-arabinofuranosyluridine, etc., while it also use in synthesis disaccharide after been benzoylation.

Storage: Maintain in cool, dry containment.

Package: 50kg/drum or as customer require.

Expiration Date: 2 years

No.1958 Liyu Road Jinhua, Zhejiang, China

0086-579-82270620

expo@synose.com

Home|About us|News|Products|Custom|Contact us|中文版|English|日本語|Fran?ais|Pусский|Espa?a
Copyright(C)2017, Zhejiang Synose Tech Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice 浙ICP備06002737號-1
主站蜘蛛池模板: 日本A级毛片无卡免费视频 99热这里只有精品4 | 久久无套 | 黄a大片av永久免费 久久综合九色综合国产 | 日本少妇被爽到高潮动态图 | 久草热这里有精品6 | 久久九九国产视频 | 日本黄色片免费在线观看 | 国产盗摄x88av | 亚洲国产精品高清在线观看 | 美女草比视频 | 日本专区在线 | 中日韩欧美在线观看 | 一级生性活片免费视频片 | 91精品国模一区二区三区 | 日韩免费中文字幕 | 国产资源在线看 | 岛国免费毛片在线观看 | 一区二区三区观看视频 | 国产一区二区三区视频网站 | 无码国产精品一区二区免费虚拟VR | av片子在线观看 | 午夜亚洲AV永久无码精品 | 日本tubesex人妻 | 一区福利视频 | 国产91丝袜香蕉在线播放 | 国产互换人妻好紧hd无码 | 亚洲国产精品无码久久久高潮 | 久久精品亚洲人成影院 | 久久久999精品免费 国产欧美久久久久 | 欧美激情在线一区二区 | 久久精品国产亚卅av嘿嘿 | 青青草偷拍视频 | 毛片免费观看网址 | 国产女人高潮视频在线观看 | 国产欧美性 | 亚洲一本到无码AV中文字幕 | 777米奇影视第四色 青青青在线视频观看 | 欧美三区二区一区 | 张雨绮被揉到高潮下不了床 | 免费一级高清毛片 | 亚洲无吗一区二区 |