玖色视频_日韩看片_av在线免费在线观看_视频第一区_国产亚洲精品一区二三区_无码AV中文字幕久久专区

Welcome to Zhejiang Synose Tech Co., Ltd.!

Carbohydrate Derivative

1,2:3,4-Di-O-Isopropylidene-D-Galactopyranose

Synonym: 1,2:3,4-Di-O-isopropylidene-α-D-galactopyranose; 1,2:3,4-Di-O-isopropylidene-D-galactopyranose;1,2:3,4-Di-O-isopropylidene-α-D-galactose; 1,2:3,4-Di-O-isopropylidene-D-galactose;1,2:3,4-O-Diisopropylidene-α-D-galactopyranose; 1,2:3,4-bis-O-(1-methylethylidene)-D-galactopyranos; Diisopropylidenegalactose.

Molecular Formula: C12H20O6

Molecular weight: 260.28

CAS No.: 4064-06-6

EC No.: 223-771-7

Molecular structure:

Quality Standard:

Item

Specification

Appearance

Colorless to yellow viscous liquid

Assay (GC), %

≥95.0

Specific rotation , (C=3,CHCl3

 -55.0~-61.0

Loss on drying, %

≤1.0

Residue on ignition, %

≤0.1

Properties: Colorless to yellow viscous liquid. Dissolve in hot water, acetone, ethanol, tetrahydrofuran etc.

Uses: As a derivative of natural sugar ,it has been widely used in medicine ,materials, dyes, spices and so on.

Can be used as pharmaceutical intermediates for the synthesis of carbohydrate drugs which are usually low toxic and side effect and high biological activity. used for the treatment of skin diseases and used in cosmetic provided with anti-wrinkle,anti-aging,smooth etc,and dermatopathya treatment. Modification of hydrocodone, opium and other analgesic drugs, can enhance the efficacy or reduce addiction, to reduce the control of drug abuse objective.

It also be used for the synthesis of biological probes which have wide application prospect in pharmaceutical and medical aspects. Such as modification of porphyrin and the formation of the carbohydrate porphyrin compounds, has excellent photophysical behavior and biocompatibility, which can be used for near infrared probe and a photosensitive drug, diagnosis and treatment of tumors.

Diacetone galactose can also be used in the synthesis of functional polymer materials. Also can be used for the synthesis of a new environmentally friendly dye, Used in synthesis of perfluoroalkylated derivatives of D-galactopyranose. Used in synthesis terpenoid-O-glycosides, which are food spice and Perfume.

Storage: Store in a tightly closed container. Store in a cool and dry area.

Package: 25kg/drum or as required by customer.

No.1958 Liyu Road Jinhua, Zhejiang, China

0086-579-82275537

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: 丁香色天天 | 亚洲精品美女久久777777 | 亚洲最大无码AV网址 | 男女激情麻豆 | 精品日产卡一卡二卡麻豆 | 一级高清免费毛片 | 国产精品mm | 少妇高潮太爽了在线观看免费 | 欧美国产精品 | 中文字幕免费在线观看 | 宝贝腿开大点我添添公视频免费 | 永夜星河在线观看 | 给老师下药挺进她的身体 | 在线日韩日本国产亚洲 | 夜夜摸日日躁欧美视频 | 国产中文一区二区三区 | 密臀av网 | 久久久免费精品 | 4hu四虎影视入口 | 91干在线观看 | 小视频免费在线观看 | 亚洲色欲综合一区二区三区 | 精品欧美一区二区久久久伦 | 美国一区二区三区在线播放 | 国产精品日产三级在线 | 蜜臀精品一区二区 | julia中文字幕久久精品 | 两根一起进3p在线观看 | 99久久99久久精品免费看蜜桃 | 国产精品女主播在线观看 | 91岛国 | 99久久自偷自偷国产精品不卡 | 日韩人妻无码精品系列 | 成年人福利 | 国产精品无打码在线播放 | 日日爽天天操 | 国产毛片久久久久 | 免费99精品国产人妻自在现线 | 日韩欧美一区二区三区免费观看 | 日韩吃奶摸下AA片免费观看 | 国产精品系列在线观看 |