国产激情欧美激情,日日操免费视频,亚洲色情网站,黄色视频一级,脱了老师内裤猛烈进入,а 中文在线天堂精品,久久久久久,久久少妇人妻

^{<dl id="ilis8"></dl>}<strike id="ilis8"><option id="ilis8"></option></strike>

<blockquote id="ilis8"></blockquote>

產(chǎn)品基本信息

產(chǎn)品編號：F692110

產(chǎn)品名稱：2-(2-Formamido-4-thiazolyl)glyoxylic Acid Hydrate

產(chǎn)品CAS：

規(guī)格含量：100mg

產(chǎn)品價格：面議

聯(lián)系我們:

產(chǎn)品詳細介紹

標準品編號:	F692110
名稱:	2-(2-Formamido-4-thiazolyl)glyoxylic Acid Hydrate
別名:	2-(Formylamino)-α-oxo-4-thiazoleacetic Acid; 2-(2-Formamidothiazol-4-yl)-2-oxoacetic Acid Hydrate; SQ 27710 Hydrate;
參考CAS:	Anhydrous: 64987-06-0
分子式:	C?H?N?O?S •xH?O
外觀:	淡黃色固體
熔點:	>202ºC (dec.)
分子量:	200.17
溶解度:	DMSO (Slightly, Heated)
種類:	Standards; Pharmaceutical/API Drug Impurities/Metabolites; Antibotics;
應(yīng)用:	2-(2-Formamido-4-thiazolyl)glyoxylic Acid is used as a reagent in the synthesis of cephalosporins which are a class of beta-lactam antibiotics which are active against gram-positive and potentially against gram-negative bacteria.
參考文獻	Takasugi, H., et al.: J. Antibiot., 36, 846 (1983); Choi, K., et al.: J. Antibiot., 48, 1375 (1995);

聯(lián)系我們

^{<dl id="ilis8"></dl>}<strike id="ilis8"><option id="ilis8"></option></strike>

<blockquote id="ilis8"></blockquote>