PLM029 | DPD溶液(余氯检测) N,N-二乙基-1,4-苯二胺硫酸盐溶液 ρ[NH2-C6H4-N(C2H5)2 · H2SO4] = 1.1 g/L 执行标准:HJ586-2010 商品货号PLM029 市场价 本店价高级会员购买享有折扣 会员价格 会员等级会员价格 终端用户-注册8折￥40
17.(13分)降压药厄贝沙坦的关键中间体K的合成路线如图。NH2N= C A Cl2,B i.NH3/碱C C2H5OH_a HCOOC2H5E一定条件- a CH2C_2H_4O_2 催化剂C2H3CIO2ii.调pH C2H5NO2浓H2SO4①C5H9NO②COOC2H3COOC2H3D FBr(CH2)4Br中Z NHCO(CH2)3CH30NH33 BrCO(CH2)3CH3I i.NaOH/△H HCI GH (CH2...
15.有机物F是一种新型大环芳酰胺的合成原料,可通过以下方法合成:99COOC2H5(CH3)2CHCH2NH2NCH2CH(CH3)2 1)H2, Pd/C NCH2CH(CH3)2COOC2H5n DMF,A2)(CH3CO)2O NO2NO2NH AO CNO2 O NH2 O浓HNO3NCH2CH(CH3)2H2SO4E H2.Pd/C NCH2CH(CH3)2浓H2SO4H2O-NH ONH2O DF(1)A中采用 P^(...
C2H5NH2 + HCl = C2H5NH3 + Cl2 C2H5NH2 + HCl = C2H5NH3Cl C2H5NH2 + HCl = CH3CH2NH3 + Cl MgSO4 + HNO3 = MgN2O6 + H2SO4 MgCO3 + NH3 + H2O = Mg(OH)2 + CH8N2O3 CH3CI + H2O = C2H6O + HCI C3H6O2 + H2O + HCl = CHClO2 + C2H6O 近期平衡的方程式練習...
例子 CH3C(O)OK (OH)CH2CH2(OH) C14H14S2 (CH3)2CCHCH3 FeS2*FeS S6Sb4 C6H5OHCHCH3 (CH4)5 TeO6{6-} CH3(CH2)3OH CCHCl CuOH2SO4 Recent Oxidation Numbers
H_2SO_3Which one of the following pairs of species are conjugate acid base pairs? A) HCl, HBr B) HI, NaOH C) H3O+, OH- D) H3PO4, H2PO4^2- E) H2SO4, SO4^2-Which is not a conjugate acid-base pair? a. H2PO4- and HPO42- b. HNO3 ...
4组峰,则2个甲基在间位,K为CH3 CH3;M分子中含有10个C原子,聚酰亚胺的结构简式中苯环上碳原子的位置,则L为CH3 CH3 CH3 CH3;被氧化生成M,M为HOOC COOH HOOC COOH;[详解](1)分析可知,A为乙烯,含有的官能团为碳碳双键;(2)反应①为乙醇与苯甲酸在浓硫酸的作用下发生酯化反应,方程式为COOH+C2H5OH浓H2SO4...
,反应的方程式为CH-|||-CH3+2CH3Cl催化剂CH-|||-CH3-|||-CH-|||-CH3+2HCl;(6)1molM可与4molNaHCO3反应生成4 mol CO2,则M中含有4mol羧基,则M的结构简式为HOOC-|||-COOH-|||-HOOC-|||-COOH;(7)I为H2N-|||-NH2-|||-COOC2H5、N为HOOC-|||-COOH-|||-HOOC-|||-COOH,氨基与羧基发...
You can also ask for help determining oxidation numbers in our chat or forums. 例子 HOOCCH(CH3)CH2COOH HNa2AsO4 CH3C(CH3) H(HCO3) (Pb3)(PO4)2 C2H4OCl2 (I2O9){4-} Na2(HAsO4) H2SO4ZnO CH3(CH2)3OH (HO)(NH)(NH2) (Mg)3(BO3)2 Recent Oxidation Numbers...
CuSO4 + N2H4*H2SO4 + NH4OH = Cu + N2 + (NH4)2SO4 + H2O Au + H3O{+} + NO3{-} + Cl{-} = AuCl4{-} + NO + H2O Ba{2+}SO3{2-} = BaSO3 C3H6 + Br2 = C3Br + HBr Recently Balanced EquationsBalance C2H5NH2 + Br2 = C2H5NHBr + HBr Using the Algebraic Method To ...