求双甘膦的液谱检测方法！请发我邮箱tangtangjie@qq.com 谢谢了！
求双甘膦的液谱检测方法！请发我邮箱[email]tangtangjie@qq.com[/email] 谢谢了！谁知道双甘膦用高效液谱检测的方法！能够具体点比较好！！！！ Entry Name: [Bis(carboxymethyl)amino]methanephosphonic acid
Synonym(s): N-(Carboxymethyl)-N-(phosphonomethyl)glycine, 9CI
Chapman Hall Number: FOJ69-O
CAS Registry Number: 5994-61-6
(HO)2P(O)CH2N(CH2COOH)2
Molecular Formula: C5H10NO7P
Molecular Weight: 227.11
Accurate Mass: 227.019491
Percentage Composition: C 26.44%; H 4.44%; N 6.17%; O 49.31%; P 13.64%
Melting Point: Mp 214-218 (dec.)
Dissociation Constant: pKa1 1.25; pKa2 2.28; pKa3 5.61; pKa4 10.35 (25,0.1M NaCl)
References:
Dhansay, M.A. et al., J. Phys. Org. Chem., 1990, 3, 248-254 (synth, pmr) 看看那篇文献
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