CAS号:488-11-9
品名:粘溴酸Mucobromicacid
中文别名:2,3-二溴-2-丁烯醛酸;二溴代丁烯醛酸;2,3-二溴丁烯醛酸;2,3-二溴-4-氧代-2-丁烯酸;2,3-二溴-2—丁烯醛醛;糠溴酸;
英文别名:Bromomucicacid;DIBROMOALDEHYDOACRYLICACID;(Z)-2,3-dibromo-4-oxobut-2-enoicacid;Dibromomalealdehydicacid;2,3-Dibromomalealdehydicacid;Mucobromsaeure;MucobromicAcid;2,3-dibromo-4-oxo-cis-crotonicacid;Mucobromicacid;2,3-Dibrom-4-oxo-cis-crotonsaeure;Dibromomaleicmonaldehyde;Malealdehydicacid,dibromo;(2Z)-2,3-dibromo-4-oxobut-2-enoicacid;
分子式:C4H2Br2O3
分子量:257.865
精确质量:255.837
Psa:54.37
MDL号:MFCD00063745
外观与性状:白色晶体
密度:2.43 g/cm3
沸点:321.8ºC at 760 mmHg
熔点:120-124°C(lit.)
闪点:148.4ºC
稳定性:Stable under normal temperatures and pressures.
储存条件:Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. Corrosives area.
蒸汽压:5.99E-05mmHg at 25°C
安全说明:S26-S36/37/39-S45
危险类别码:R34
WGK Germany:3
海关编码:29183000
危险品运输编码:UN 3261 8/PG 2
危险类别:8
包装等级:III
危险品标志:C
简介:Mucobromicacidisanorganiccompoundthatconsistsofadibrominatedalkenewithaldehydeandcarboxylicacidfunctionalgroups.Iteasilytautomerizestoafuranonehemiacetalform.Thiscompound,andtheanalogousmucochloricacid(CAS#87-56-9),formthegroupofknownmucohalicacids.Thebromideappearstobehavesimilarlytothemoreheavilystudiedchloride.
用途:糠溴酸为用途很广的有机合成中间体,在医药工业上可用于合成磺胺类药物。
有机砌块