New study and suppliers of Hexamethyldisilazane
An efficient procedure for the trimethylsilylation of alcohols and phenols is presented. The combination of hexamethyldisilazane and a catalytic amount of phenyltrimethylammonium tribromide was found to be effective for the trimethylsilylation of alcohols and phenols. The protection reaction is very simple and homogenously performed in dichloromethane at room temperature and mild conditions.
An efficient method for the trimethylsilylation of alcohols and phenols using hexamethyldisilazane in the presence of catalytic amounts of phenyltrimethylammonium tribromide in CH2Cl2 at room temperature is reported.
Hexamethyldisilazane(CAS NO:999-97-3) is widely used as a silylating agent and is referred to as the "work horse" of the photoresist industry. This compound has a number of laboratory applications including the analytical determination of carbohydrates and acids, preparation of tissues for scanning electron microscopy, and derivation of mephentermine, mexiletine, and 2,4-dichlorophenoxy acetic acid. In addition, hexamethyldisilazane is used medicinally as an intermediate in the production of antibodies and anticancer drugs.
Here I will show you some suppliers of Hexamethyldisilazane, I hope this article will give some help to someone who need this chemicals.
1.Hangzhou Dayangchem Co., Ltd.
Updatetime:Jan 06 2014
DetailDesc:Hexamethyldisilylamine
Tel:86-571-88938639
Address:B/2601 Fuli Building, 328# WenEr Rd. Hangzhou City 310012 China
2.HUTONG GLOBAL CO.,LTD
Hexamethyldisilazane(CAS NO:999-97-3)
Updatetime:Jan 05 2014
Purity:99% Min. Order:10/Metric Ton Supply Ability:1000 Month/Metric Ton
DetailDesc: Hexamethyldisilazane, HMDS 1. CAS No.: 999-97-3 2. Purity: 99% 3. Used as hydrophobing agent for filler Chemical Name: Silane coupling agent Hexamethyldisilazane, HMDS Synonym: 1,1,1,3,3,3-Hexamethyldisilazane; Bis(trimethylsilyl)amine 1. Properties: CAS No.: 999-97-3 .
Tel:86-22-59853797
Address:chagugang,wuqing district,Tianjin,China
3.Capot Chemical Co., Ltd.
Updatetime:Dec 31 2013
Purity:98% Min. Order:1/Kilogram Supply Ability:up to kgs Month/Kilogram
DetailDesc:161.39,C6H19NSi2
Tel:86-571-85586718
Address:Joinhands Science Park, No.4028,Nanhuan Road,
4.HEBEI CUI FENG IMPORT&EXPORT TRADE CO.,LTD
Updatetime:Jan 06 2014
Supply Ability:Success
DetailDesc:Hexamethyldisilylamine
Tel:86-311-80955068
Address:No 98 Gongnong Street,Shijiazhuang Hebei,China
5.Shanghai UCHEM Inc.
Updatetime:Jan 04 2014
DetailDesc:Hexamethyldisilazane
Tel:086-021-61555264
Address:4th Floor,Build A,500Jianyun Road,Zhoupu,Pudong,Shanghai
6.Amadis Chemical Co.,Ltd.
Updatetime:Jan 03 2014
DetailDesc:Pharmaceutical Intermediates
Tel:86-571-89925085
Address:SaiBo Pioneer Park.No.168,Jianding Road,Jianggan District.
7.Shijiazhuang Sdyano Fine Chemical Co., Ltd
Hexamethyldisilazane
Updatetime:Jan 06 2014
DetailDesc:Hexamethyldisilazane
Tel:86-311-89830448
Address:Room 37-2-2501, Yiyuan Dong Gang Jianshe Nan Stree
8.Nanjing Chemlin Chemical Co., Ltd.
Hexamethyldisilazane
Updatetime:Jan 02 2014
Purity:99%
DetailDesc:Hexamethyldisilazane
Tel:86-25-83697070
Address:Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China
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