Sodium hydroxide (III)-mediated coupling of phenol (I) with glyoxalic acid (II) gives the sodium salt (IV) of p-hydroxymandelic acid.doi:10.1002/chin.199003278POWAR, N. P.CHANDALIA, S. B.WILEY‐VCH Verlag GmbHChemInformSynthesis of DL-2-(p-hydroxyphenyl)glycine by the ammonolysis of p-...
英文名称:GBHA;Glyoxal-bis-(2-hydroxyanil);Di-(o-hydroxyphenylimino)ethane;2,2′-(Ethanediylidenedinitrilo)diphenol 其他名称:乙二醛缩双邻羟苯胺;乙二醛双(2-羟基苯胺);钙红;乙二醛缩双(邻氨基苯酚);乙二醛-双(2-羟基缩苯胺);新钙试剂 ...
It is little reported on the study of the product in home. 1,1,2,2-tetrakis(hydroxyphenyl) ethane te traglycidyl ether epoxy resin was prepared in a two-step process by using phenol, glyoxal, epichlorohydrin and sodium hydroxid相关标签...
公司专业销售1149-16-2乙二醛缩双(邻氨基酚),各类化试剂,抗体,,Elisa试剂盒,进口国产耗材.各类仪器等|产品种类齐全1149-16-2乙二醛缩双(邻氨基酚)质量质保证,详情咨询我们在线客服。 1149-16-2乙二醛缩双(邻氨基酚) 英文名称:GBHA;Glyoxal-bis-(2-hydroxyanil);Di-(o-hydroxyphenylimino)ethane;2,2′-...
PABS-IGG 货号:10767794103 包装:mg 品牌:Roche 罗氏 甲状腺素多抗; 微信号 15221999938 联系我们 上海金畔生物科技有限公司 电话:021-50837765 手机:15221999938 网址: www.jinpanbio.com Email:sales@jinpanbio.com 服务热线 15221999938 2024年 10月
moldingcompoundsaredevelopingfastalongwiththedevelopmentofthetechnologyofchips.Itisastringentproblemtoberesearchedthathowtoresearchingandexploitingepoxyresinmoldingcompoundswithhighpropertiesandusingdomesticpackagestoreplaceimportproducts.1,1,2,2-tetrakis(hydroxyphenyl)ethanetetraglycidyletherepoxyresin(tetraphenolethanetetra...
英文名称:Glyoxalbis(2-hydroxyanil)英文别名:Glyoxalbis(2-hydroxyanil);2,2-(Ethanediylidenedinitrilo)diphenol;Di-(2-hydroxyphenylimino)ethane;Bis-(2-hydroxyphenylimino)-ethane;Glyoxal-bis(2-hydroxyanil);GLYOXAL BIS-(2-HYDROXYANIL) (REAGENT FOR CALCIUM AND URANIUM) FOR ANALYTICAL PURPOSE;2,2'-(...
The invention relates to a comprehensive utilization method for producing by products with hydroxyphenyl hydantoin, in particular to a method for synthezing modified urea formaldehyde resin by using the by products of reaction among glyoxalic acid, phenol and carbamide and unconverted carbamide to ...
;CONSTITUTION: p-Hydroxybenzoic acids are easily produced in high yield without using particular catalyst by oxidizing 1-(4-hydroxyphenyl)-2-hydroxy-1-ethanones of formula (A to D are H, OH, 1-4C alkyl or alkoxy) with molecular oxygen in the presence of 0.1-10.0mol, preferably 1.0-4.0mol...
1,1,2,2-tetrakis(hydroxyphenyl) ethane tetraglycidyl ether epoxy resin was prepared ina two-step process by using phenol, glyoxal, epichlorohydrin and sodium hydroxide as raw materials. Firstly, 1,1,2,2-tetrakis(hydroxyphenyl) ethane was