请输入您要查询的字词:
单词
hexamethylene diamine
释义
hexamethylene diamine
Encyclopedia
工学
己二胺
释
1,6-diaminohexane;hexamethylene diamine
己二胺
分子式NH2(CH2)6NH2,具有6个碳原子的脂肪族二元胺。别名1,6-己二胺;己撑二胺或六次甲基二胺。常温下为白色片状的结晶体,有氨臭,可燃,熔点39~43℃,沸点204~205℃,微溶于水,本品毒性较大,为强碱性有机物,同时也是一种对人体有生理效用的毒性物质。
随便看
stele at Holy Mother of Nine Heavens Temple of Pingshun County
stele at King Tang Temple of NanbaoVillage, Zhangzi County
stele at Lingqiu Temple of Fangtou Village, Zhangzi County
stele at Lord Guan Temple of Donglü Village, Ruicheng County
stele at Lord Guan Temple of Qin County
stele at Lord Guan Temple of Zhuxian Town, Kaifeng City
stele at Lord Laolang Temple of Shashi District, Jingzhou City
stele at Lord Tang Temple of Xinbi Village, Zezhou County
stele at Lord Tang Temple of Xishangfang Village, Zhangzi County
stele at Ming Imperial Palace site of Zhuxian Town, Kaifeng City
stele at Pingding Putai Mountain Lingshan King Temple
stele at River Sage Shrine of Pingjiang County
stele at Sacred King Palace of Xiagebei Village, Qinshui County
stele at Sovereign Earth Mother Temple of Jiexiu City
stele at the theatre in Lord Tang Temple of Dayang Town, Zezhou County
stele at the theatre in the Temple to the God of Mount Tai of Yedi Village, Zezhou County
stele engraved with map of Pingjiang prefecture
stele engraved with map of Pingjiang prefecture(Song dynasty)
Stele for Danba the Emperor's Teacher by Zhao Mengfu
Stele for Guan Qiujian's Militar Merits
Stele for King Gwanggaeto the Great
Stele for Ouigour Bayanchur Khan
Stele for the History of Gaochang and Uighur People
Stele for Xingyuan ge pavilion
Stele for Zhang Yingrui
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/7/8 4:37:51