WebPreparation of 1,3-Bis (isocyanatomethyl)benzene: It can be obtained by 1,3-bis-bromomethyl-benzene and cyano-nitro-amine; silver-compound. This reaction needs reagent magnesium sulphate and solvent benzene at temperature of 80 °C. The reaction time is 3 hours. The yield is 94%. WebOct 23, 2024 · 1,3-Bis(isocyanatomethyl)benzene is an isocyanate with high quality performance, excellent yellowing resistance and weather resistance. It has wide application in optical polymer composite materials, construction, automotive and other industries. The current production process is mainly prepared by the liquid phase reaction of m …
m-Xylylene diisocyanate technical, = 90 GC 3634-83-1 - Sigma-Aldrich
WebProduct Features. 1,3-Bis (isocyanatomethyl)benzene (XDI) CAS NO.3634-83-1. Synonyms. 1,3-bis (isocyanatomethyl)-benzen;1,3-bis- (isokyanatomethyl)benzen;1,3-xylylenediisocyanate;isocyanicacid,m … WebThe measured hydrolysis half life of 1,3-bis(1-isocyanato-1-methylethyl)benzene at pH 7 is 0.4 hours at 25 degrees C. Occupational exposure to 1,3-bis(1-isocyanato-1-methylethyl)benzene may occur through dermal contact or inhalation of this compound at workplaces where 1,3-bis(1-isocyanato-1-methylethyl)benzene is produced or used. svi north active shooter
Registration Dossier - ECHA - Europa
WebMay 3, 2024 · Opinion of 17 September 2024 concerning 1,3-bis(1-isocyanato-1-methylethyl)benzene; [m-TMXDI]; Opinion of 17 September 2024 concerning Bis(isocyanatomethyl)benzene; [ m -XDI]; Opinion of 17 September 2024 concerning 2,4,6-triisopropyl- m -phenylene diisocyanate; WebBenzene,bis(isocyanatomethyl)-Min.Order: 0 FOB Price: USD $ 0.0-0.0/ Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod WebJul 24, 2012 · This scientific opinion of EFSA deals with the risk assessment of the monomer 1,3-bis(isocyanatomethyl) benzene, CAS No. 3634-83-1, FCM Substance No 988. In water and gastric fluid simulant, immediate and complete hydrolysis of the substance to 1,3-benzenedimethanamine occurs. The toxicity of 1,3-bis(isocyanatomethyl)benzene was … sketch a photo online