[登录] [å…费注册]
试剂仪器网
ä½ç½®ï¼šé¦–页 > 资料中心 > 化工字典 > 76-03-9
关键è¯:       仅模糊查询
CAS: 76-03-9
分å­å¼: C2HCl3O2
分å­é‡: 163.39
沸点: 196℃
熔点: 54-58℃
中文åç§°: 
三氯醋酸
三氯乙酸
英文åç§°: 
trichloro acetic acid
trichloroacetic acid,solution
trichloroaceticacid
trichloro-Acetic acid
trichloro-acetic aci
aceto-caustin
acide trichloracetique
acide trichloracetique (french)
acide trichloracetique (solide)
acide trichloracetique (solutions)
acido tricloroacetico
acido tricloroacetico (italian)
amchem grass killer
konesta
kyselina trichloroctova
na ta
nata
natal
sodium tca solution
tecane
trichloorazijnzuur
trichloorazijnzuur (dutch)
trichloracetic acid
trichloressigsaeure
trichloressigsaeure (german)
trichloroacetic acid
trichloroacetic acid (non-specific name)
trichloroacetic acid solid
trichloroacetic acid solutions
trichloroethanoic acid
trichloromethanecarboxylic acid
Acetic acid,trichloro-
Trichloroacetic acid solution
Trichloroacetic acid,ACS
Deblock(3%Trichloroacetic acid in dichloromethane)
TCA(JMAF,USA,Canada,Austr.,NewZ.)
trichlorethanoic acid
trichloro-acetic acid
ethanoic acid,trichloro-
展开更多英文å
性质æè¿°: æ— è‰²ç»“æ™¶ä½“ï¼Œæœ‰ç‰¹æ®Šæ°”å‘³ï¼Œæ˜“æ½®è§£ï¼Œä¸æ˜“燃。溶于乙醇ã€ä¹™é†šã€ä¸™é…®ã€è‹¯ã€å››æ°¯åŒ–碳ã€å·±çƒ·ã€é‚»äºŒç”²è‹¯å’Œæ°´ï¼ˆæ°´ä¸­æº¶è§£åº¦10g/100ml水)。熔点58℃(α型),49.6℃(β型),沸点197.5℃(101.3kPa),141-142℃(3.33kPa),相对密度1.629,折射率1.4603,燃烧热3.05kJ/g。其水溶液呈强酸性。与苛性碱溶液共热å³åˆ†è§£ã€‚具有强è…蚀性,酸性比乙酸强得多,0.2M溶液pH为1.2。
生产方法: 1.由醋酸氯化åŽåˆ†ç¦»ä»¥æ°¯ä¹™é…¸æ¯æ¶²ä½œåŽŸæ–™ï¼Œç¡«ç£ºç²‰ä¸ºå‚¬åŒ–å‰‚ï¼Œåœ¨90-100℃æ¡ä»¶ä¸‹ç»§ç»­æ°¯åŒ–,然åŽå†ç»“晶,å³å¾—。2.三氯乙醛法由三氯乙醛与å‘烟ç¡é…¸å…±ç†”氧化而得。用ç¡é…¸æˆ–高锰酸钾氧化三氯乙醛ã€åœ¨ç¢˜æˆ–三氯化磷催化和光照下直接氯化乙酸å¯åˆ¶å¾—三氯乙酸。
用途: è¯¥å“是医è¯ä¸Šçš„除疣剂和收敛剂,三氯乙酸钠是选择性除è‰å‰‚,主è¦ç”¨ä½œç”Ÿç‰©åŒ–å­¦è¯å“æå–剂,如三磷酸腺苷ã€ç»†èƒžè‰²ç´ ä¸™å’ŒèƒŽç›˜é…¯å¤šç³–等高效è¯å“çš„æå–,还用作农è¯çš„原料,蛋白质的沉淀剂和显微镜样å“的固定剂。
CASå·é¦–æ•°å­—é¡ºåºæŽ’åˆ—ï¼š 1 2 3 4 5 6 7 8 9
Baidu
map