返回2.4烷烃的化学性质烷烃是一类化2.4.1氧化反应返回空气或O2升温、控制不着火醇、醛、酮、羧酸等例:(1)CH4HCHO+H2OO2(控制氧化)600℃,NOO2、120℃MnO2其中C10~C20的脂肪酸可代替动、植物油脂制取肥皂,工业上称为皂用酸。(2)RCH2-CH2R’RCOOH+R’COOHR-H2.4.1氧化反应返回空气或O2升温、控制不着火醇...
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解析:(1)a值的推算依据:辛烷完全燃||烧2C8H18+25O2――点燃16CO2+18H2||O,则V(C8H18)V(空气)=22515=0.016。 (2)辛烷||与空气的体积比a时,氧气不足,会产生CO气体。辛烷与空气体积比 答案:(1)0.||016(或2125) (2)CO C8H18+12(||25-x)O2――点燃xCO+(8-x)CO2+9H2O (3)NOx(或NO...
5 intramolecular (a) and intermolecular (b) variant of the palladium-catalyzed alkyl-heck-type r 18、eaction也可以选择其它过渡金属催化剂实现烷基-heck 反应。已经报道有 co 催化剂和二茂钛-3-h2o, 130 , mw 90 min催化剂,但是反应中使用超出化学计量的高反应性的烷基镁试剂作为碱,也限制了反应的潜在...
(CH2)CH=CH2-|||-,故答案-|||-r-|||-为:CH=CH(CHCH=CH-|||-化剂-|||-Br-|||-△【官能团的引入和转换】(1)C=C的形成:①一元卤代烃在强碱的醇溶液中消去HX;②醇在浓硫酸存在的条件下消去H2O;③炔烃加氢;④烷烃的热裂解和催化裂化.(2)C≡C的形成:①二元卤代烃在强碱的醇溶液中消去两分子的...
(Å) 3.3278 2.7699 2.6415 2.2500 Q (e) – 0.6112 0.6349 0.6085 TcChaaablcrlguee l4at.tr ea dCnasafdlecsruoflrarpotetmidonpthreoenpgeerrragtpyieh(se Enaaneddsa )n,adddisGsotrOapnttcioeonCfrOeonm2e(rCQgOy).f2otrotthheeCsuOr2f/aGceraopfhgernaephaenndeCoOr h2...
cO1h862vjxi7XHj9chKwxONOijWJAG+D8Qj0oJfLgHAVbIdZH1i4MLV+Zu2Zi74ez8jnW53lO+QanZNl\/3EfARSBcBnwDSxalzpeDh4b1D9RcGGk+eqD8zUN831BguNcbLBN46MF0lwIW7CEFACgGBK\/qeQrCwSBZ3BzDob14RXLomt3kl\/AvWLYpKF50bON8yH4H2j4BPAO3fh61uwch0Y3CKwDvoJyukUoMc0IAEUMwFPQWysIss6w5W9gbFlt8\/aHUrPJ6...
(%) nM W MFroeulencdulliacrhweexipgohnt eonftCiaOl o2 r(ga/dmsoorlp) tion intensity (–) N Number of data points (–) PPesa t SEaqtuuirlaibtiroiunmprpersesussrueroefoCf Oth2eaCt 2O52 °aCds(oartmbe)d (atm) 1Department of Chemical Engineering, Faculty of ...
representations of ELF distribution in H2CO3, H4CO4 and H2O can be found in bond, A-B O1-C1 C1-O1 C1-O2 O2-H1 H1∙∙∙O2 C1-O2 C1-O1 O1-H1 H1∙∙∙O2 O1-C1 C1-O1 C1-O2 O2-H1 H1∙∙∙O2d C-O O-H H∙∙∙Od O-H2 O-H1 H1∙∙∙Od dAB [Å...
2.0 equiv. ag2co3 tamyloh, ar 44、20.0 mol% (bno)2po2h o n h nnphth meo ph 95%, dr 30/10.1 mmol110 oc, 12 h o n h nnphth cl o h2n nphth cl can mecn/h2o, 0 oc 70% o n h nnphth tsn o nphth tsn ho (1) boc2o, dmap mecn, r.t. (2) lioh, h2o2 h2o/...