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甘氨(an)(an)酸(suan)(Glycine,縮寫Gly),又名氨(an)(an)基(ji)乙(yi)酸(suan),白(bai)色至灰(hui)白(bai)色結(jie)晶粉(fen)末,無臭(chou),無毒(du) 。在水中易溶(rong)(rong)(rong)(rong),在乙(yi)醇或乙(yi)醚中幾乎(hu)不溶(rong)(rong)(rong)(rong)。是氨(an)(an)基(ji)酸(suan)系(xi)列(lie)中結(jie)構最為簡單,人體非必(bi)需的(de)(de)一種氨(an)(an)基(ji)酸(suan),在分子中同時具(ju)有(you)酸(suan)性(xing)(xing)和(he)堿性(xing)(xing)官能(neng)團,在水中可電離(li),具(ju)有(you)很強的(de)(de)親(qin)水性(xing)(xing),但屬于(yu)非極性(xing)(xing)氨(an)(an)基(ji)酸(suan),溶(rong)(rong)(rong)(rong)于(yu)極性(xing)(xing)溶(rong)(rong)(rong)(rong)劑(ji),而難溶(rong)(rong)(rong)(rong)于(yu)非極性(xing)(xing)溶(rong)(rong)(rong)(rong)劑(ji) ,而且(qie)具(ju)有(you)較高的(de)(de)沸點(dian)和(he)熔點(dian),通過水溶(rong)(rong)(rong)(rong)液酸(suan)堿性(xing)(xing)的(de)(de)調節可以(yi)使(shi)甘氨(an)(an)酸(suan)呈現不同的(de)(de)分子形態。
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