12.写出下列合成的中间产物或试剂。 Zn-h CH(CH3)2 COOH HSO Zn-He CH,CCH,(CH3hC (3) (H3C)3C (H3C)3C 13. Match the name from each list to the proper IR spectrum. Identify the diagnostic bands in each spectrum. (A-D)( Spectrometric Identification of Organic Compounds, Fifth Edition) Allyl phenyl ether Benzaldehyde o-Cresol12. 写出下列合成的中间产物或试剂。 (1) CH3 AlCl3 H2C H2C C C O O O ? Zn-Hg HCl ? SOCl2 H3C CCl O AlCl3 ? ? CH(CH3 )2 ? H3C CH(CH3 )2 (2) ? COOH O Zn-Hg HCl ? Zn-Hg HCl ? H2SO4 ? Pd, ? (3) CH3CCH3 O ? (CH3 )2C CHCCH3 O ? O ? ? COOH COOH (H3C)3C ? (H3C)3C O 13．Match the name from each list to the proper IR spectrum. Identify the diagnostic bands in each spectrum. (A-D) ( Spectrometric Identification of Organic Compounds, Fifth Edition). Allyl phenyl ether Benzaldehyde o-Cresol m-Toluic acid Δ