Some molecules are the same as their mirror image Some molecules are different than their mirror image These are stereoisomers called enantiomers(对映异构体)
• Some molecules are the same as their mirror image • Some molecules are different than their mirror image –These are stereoisomers called enantiomers(对映异构体)
Constitution; configuration conformation 构造;构型构象: Wohler f(180018) AgON(氰酸银,182) von Liebig j(1803~1873) AgNOR雷酸银,1823) Berzelius j j(17791848异构体(1830) Pasteur l(1822-1895:拆分对映体(1848) Buterleloy ba(1828-188:分子结构理论(1861) Van t hoff.H.(1852~1911四面体结构(1874)
Wohler F.(1800~1882) AgOCN(氰酸银, 1822); von Liebig J.(1803~1873) AgNCO(雷酸银, 1823) Berzelius J.J.(1779~1848): 异构体(1830) Pasteur L.(1822~1895): 拆分对映体(1848) Buterlelov B.A.(1828~1886):分子结构理论 (1861) Van’t Hoff J. H. (1852~1911):四面体结构(1874) Constitution; configuration ; conformation : 构造; 构型;构象:
Baeyer A(1835-1917张力说(1885) Sachse u(1854~1911)环己烷椅(船)试(l890) Mohr e(1873-1926)顺(反)式十氢萘(1918) Ruzicka l.S.(1897-1976)大环酮的合成(1939) Haworth W.N.(183~-1950):构象(1929) Pitzer k:开链构象(1930~) lassell o(1897~19831)环己烷椅式ae键(1943) Barton d.HR.(1918-2002):构象性能(950~)
Baeyer A.(1835~1917): 张力说(1885) Sachse U.(1854~1911):环己烷椅(船)式(1890) Mohr E.(1873~1926):顺(反)式十氢萘 (1918) Ruzicka L. S. (1887~1976) :大环酮的合成(1939) Haworth W. N.(1883~1950) :构象(1929) Pitzer K.: 开链构象(1930~) Hassell O.(1897~1981):环己烷椅式a/e键(1943) Barton D.H.R. (1918~2002) :构象/性能(1950~)
6. 1 Stereochemistry and the tetrahedral carbon Molecules that have one carbon with 4 different substituents have a nonsuperimposable mirror image enantiomer(对映异构体)
6.1 Stereochemistry and the Tetrahedral Carbon Molecules that have one carbon with 4 different substituents have a nonsuperimposable mirror image – enantiomer (对映异构体)
H H CH..H 3-c-② OH Lactic acid: a molecule of general formula ChXYZ Mirror H H HO---C COH HO.C-C-. OH HC CHa (+)-Lactic acid ()-Lactic acid C2004 Thomson -Brooks/Cole