CAS号:101-68-8
品名:双(4-异氰酸酯基苯基)甲烷Diphenylmethane-4,4'-diisocyanate
中文别名:MDI;4,4'-亚甲基双(异氰酸苯酯);二苯基甲烷-4,4'-二异氰酸酯;二苯甲撑二异氰酸酯;
英文别名:Methylenedi-p-phenyldiisocyanate,flakes;4,4'-DiphenylmethaneDiisocyanate;PMDI;4,4-DiphenylmethaneDiisocyanate;desmodur44;4,4'-diphenylmethanediisocyanate;Methylenediphenyl4,4'-Diisocyanate;bis(4-isocyanatophenyl)methane;4,4'-methylenediphenyldiisocyanate;1,1‘-Methylenebis[4-isocyanatobenzene];caradate30;hylenem50;4,4'-Diphenylmethanediisocyanate;methylene4,4'-diphenyldiisocyanate;4,4'-MDI;Bis(4-isocyanatophenyl)methane;Isonate;p,p'-diphenylmethanediisocyanate;methylene;4,4'-Methylenebis(phenylIsocyanate);
分子式:C15H10N2O2
分子量:250.252
精确质量:250.074
Psa:58.86
RTECS号:NQ9350000
BRN号:797662
EINECS号:202-966-0
MDL号:MFCD00036131
PubChem号:24860077
外观与性状:白色至淡黄色片或晶体
密度:1.19
沸点:392 °C
熔点:38-44 °C
闪点:196 °C
折射率:1.5906 (50ºC)
稳定性:Stable. Combustible. Incompatible with strong oxidizing agents. Reacts violently with alcohols.
储存条件:库房通风低温干燥,与含水物品、醇类、胺类分开储运
蒸汽压:9.02E-06mmHg at 25°C
安全说明:S45-S36/37-S23
危险类别码:R20; R36/37/38; R42/43
海关编码:29291090
危险品运输编码:2206
危险类别:6.1
包装等级:II
危险品标志:Xn
信号词:Danger
危险性防范说明:P260; P280; P284; P304 + P340; P305 + P351 + P338; P342 + P311
危险标志:GHS07, GHS08
危险性描述:H315; H317; H319; H332; H334; H335; H351; H373
简介:Methylenediphenyldiisocyanate,mostoftenabbreviatedasMDI,isanaromaticdiisocyanate.Itexistsinthreeisomers,2,2'-MDI,2,4'-MDI,and4,4'-MDI,however,the4,4'isomerismostwidelyused.ThisisomerisalsoknownasPureMDI.MDIreactswithpolyolsinthemanufactureofpolyurethane.Itisthemostproduceddiisocyanate,accountingfor61.3%oftheglobalmarketintheyear2000.
用途:用作聚氨酯泡沫塑料、橡胶、纤维、涂料等的原料。