西北农林科技大学本科课程考试试题答案 2008一2O09学年第二学期ORGANIC CHEMISTRY课程A卷 专业年级:生技基081,生工基0812命题教师:王俊儒审题教师: 考生姓名: 学号: 考试成绩: NOTE:ALL THE ANSWERS SHOULD BE WRITTEN ON THE ANSWER SHEET (注意:所有答案马在答题纸上) Section I-Nomenclature(4 points each,24 points in all)SCORE Give the best IUPAC name(both in Chinese and English)for each of the compounds BELOW. -cH.cH ..OH OH 2. CH3 CHO CI-H H--Br 4. H OH 5.CH2CH3 Section II Multiple Choice(1 pointeach,20 points in all)SCORE 7.d8.d9.b.10.b.1.abc12.b.13.b.14.d15.d16.d17.b.18.a.19.d20.c.21.a.22.b 23.d24.a.25.b.26.c. 第1页共3列
第 1 页 共 3 页 西北农林科技大学本科课程考试试题答案 2008—2009 学年第二学期 ORGANIC CHEMISTRY 课程 A 卷 专业年级:生技基 081,生工基 081-2 命题教师:王俊儒 审题教师: 考生姓名: 学 号: 考试成绩: Section I - Nomenclature (4 points each, 24 points in all) SCORE Give the best IUPAC name(both in Chinese and English) for each of the compounds BELOW. 1. H2C CCH2CCH3 CH3 O 2. OH CH3 3. OH Br COOH 4. H OH OH H H H OH OH CH2OH O 5. Cl H CHO H Br CH2CH3 6. CH3 Br Section II Multiple Choice (1 point each, 20 points in all) SCORE 7. d 8. d 9. b. 10. b. 11. abc 12. b.13. b.14. d 15. d 16. d 17. b. 18. a. 19. d 20. e. 21.a.22. b. 23. d 24. a. 25. b. 26. c. NOTE: ALL THE ANSWERS SHOULD BE WRITTEN ON THE ANSWER SHEET (注意:所有答案写在答题纸上)
Section III Reactions and Synthesis (41 points in all) SCORE_ (for 27-31,2 points each.For 32-36.3points each,25points). 1.Cl2,FeCl3 ( 270 2.Zn(Hg).HCI OH PCC 28 (注:Pyridinium chlorochromate,氯铬酸吡啶盐) 人g →( 29 30 32 2)H0 )+( Fe+HCI 、1.NaNOz+HCI.0-5t, 34 H 2.CuBr 2.CHCHI 35 )2CH COOC2Hs HC2OOC 第2页共3贝
第 2 页 共 3 页 Section III Reactions and Synthesis(41 points in all) SCORE (for 27-31,2 points each. For 32-36, 3points each,25 points). 27. 1. Cl2, FeCl3 O O ( ) 2. Zn(Hg), HCl 28 OH PCC CH2Cl2 (注:Pyridinium chlorochromate, 氯铬酸吡啶盐) 29 ( ) OH O HO O 30. O2N CH3 H2O 95 oC KMnO4 31. NaBrO/OHNH ( ) 2 O 32 OH O O 1) LiAlH4 2) H3O + 33. O H + NaOH ( ) ( ) H O H 34. 2. CuBr 1. NaNO2+HCl, 0-5 0C Fe+HCl ( ) ( ) NO2 H2N 35. Et OEt O O 1.NaOEt/EtOH 2.CH3CH2 I ( ) ( ) 2.CH3 I 1.NaOEt/EtOH 36. + COOC2H5 H5C2OOC
Synthesis(4 points each,16 points in all OC.H COOH OH 40 SECTION IV MECHANISMS SCORE ⑤points each,15 points in al业 41.Write a complete mechanism for the following reaction. 人B 42.Writea mechanism for the a arrows and indicate equilibrium arrows where relevan 第3页共3页
第 3 页 共 3 页 Synthesis(4 points each, 16 points in all.) 37. OC2H5 O O O 38. NH2 Br 39. COOH 40. OH O O SECTION IV MECHANISMS SCORE (5 points each, 15 points in all) 41. Write a complete mechanism for the following reaction. Br2 Hv Br 42. Write a complete mechanism for the following reaction. O Cl + CH3CH2OH O OCH2CH3 + HCl 43. Provide a mechanism for the following reactions. Show the movement of electrons with the appropriate arrows and indicate equilibrium arrows where relevant. O O Br FeBr3 Br2