R基为-H的氨基酸的分子式是C2H5O2N,二肽的分子式是C5H10N2O4,因此另一个氨基酸的分子式是C3H7NO3,与C2H4O2NR对照,另一个氨基酸的R基是-CH3O,只有C选项的-CH2OH符合。故选:C。 蛋白质的基本组成单位是氨基酸,组成蛋白质的氨基酸的分子式是C2H4O2NR,2个氨基酸脱去1分子水,由一个肽键连接形成二肽。 反馈...
Molecular FormulaC5H10N2O4 Molecular Weight162.1439 LogP-0.29 (Predicted) Synonyms Acide hydrazinecarboxylique, 2-(carboxyméthyl)-, 1-éthyl ester (9CI); Ácido hidrazincarboxílico, 2- (carboximetil) -, 1-etil éster (9CI); 히드라진카르복실산, 2-(카르복시메틸...
Chemical NameN,N'-dihydroxypentanediamide CAS No.7068-55-5 Molecular FormulaC5H10N2O4 Molecular Weight162.1439 PSA98.66000 LogP-2.87 (Predicted) PubChemID303189 SynonymsBDBM50378530; CHEMBL566494; DTXSID50307450; View More7068-55-5 Properties Density1.374 Refractive index1.5147068...