creosote interception by vacuum distillation at 94-96 ℃ 4-methyl guaiacol interception at 98-100 ℃ 4- ethyl guaiacol, the above fraction by adding soda and concentrated respectively, crystallization, washing, acidification, reduction in the system of high purity methyl guaiacol, 4-ethyl guaiacol....
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nat.4-Methyl Guaiacol 英文别名: nat.4-Methyl Guaiacol 中文名: 中文别名: CBNumber: CB99916882 分子式: 分子量: 0 MOL File: Mol file 化学性质安全信息用途供应商1 nat.4-Methyl Guaiacol化学性质 安全信息 nat.4-Methyl Guaiacol性质、用途与生产工艺 ...
NAT.4-METHYL GUAIACOL, Kosher 推荐供应商 建议您优先选择企业会员,我们对企业会员产品有严格审核。 公司名称: M&U International LLC 推荐 投诉 收藏 联系电话: +86-21-32515501 60762991 60762992 电子邮件: sales@mu-intel.com 国籍: 美国 产品介绍: 英文名称:NAT.4-METHYL GUAIACOL, Kosher CB指数: 58 ...
4-methyl guaiacol in a single alkali-free system were used. High yields of vanillin were obtained, as confirmed by HPLC measurements. A multi-cycle test of 4-methyl guaiacol oxidation without catalyst regeneration treatment was carried out in order to evaluate the recyclability of the catalyst. ...
PubMed: Ultraviolet spectroscopy of fundamental lignin subunits: guaiacol, 4-methylguaiacol, syringol, and 4-methylsyringol. PubMed: Determination of Eucalyptus spp lignin S/G ratio: a comparison between methods. PubMed: Measurement of urinary methoxyphenols and their use for biological monitoring of...
别名 GUAIACOL, 5-(2-AMINOETHYL)-;2-(3-HYDROXY-4-METHOXYPHENYL)ETHYLAMINE;3-HYDROXY-4-METHOXYPHENETHYLAMINE;3-HYDROXY-4-METHOXYPHENYLETHYLAMINE;4-METHOXY-M-TYRAMINE;4-METHOXYDOPAMINE;5-(2-AMINOETHYL)-2-(METHYLOXY)PHENOL;5-(2-AMINOETHYL)-2-METHOXYPHENOL;DOPAMINE HYDROCHLORIDE IMPURITY A [EP];DOPAMI...
Synthesis of epoxy monomers (47-1) from the condensation vanillyl alcohol and guaiacol. 47-3, 47-4, DGEBA and DGEBF are used for contrast, and PCDM and DIFFA are used as the diamine curing agents [192,193]. Table 35. Properties of epoxy monomers and corresponding thermosets with PCDM ...
nat.4-Methyl Guaiacol推荐供应商 建议您优先选择企业会员,我们对企业会员产品有严格审核。 公司名称:Sunaux International推荐 联系电话:0512-57995626 电子邮件:johnjft@sunaux.com 国籍:美国 产品介绍:英文名称:nat.4-Methyl Guaiacol CB指数:58 网址:www.sunaux.com ...
Synonyms:Acetamide, N-[2-hydroxy-3-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]propyl]-N-(1-methylethyl)-;Bisoprolol Impurity 12;Bisoprolol Impurity 32;Guaiacol Impurity 9;N-(2-hydroxy-3-(4-((2-isopropoxyethoxy)methyl)phenoxy)propyl)-N-isopropylacetamide ...