05.06.2013 Views

Organic Reactions Volume 4 - Sciencemadness Dot Org

Organic Reactions Volume 4 - Sciencemadness Dot Org

Organic Reactions Volume 4 - Sciencemadness Dot Org

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Formula<br />

CI5HHO2<br />

CI6HHO3<br />

CI6HHO3<br />

CI5HHO3<br />

CI5H14O3<br />

Ci6H14O3<br />

C15HHO6<br />

CI5H20O3<br />

C16Hi1O4Cl<br />

CI6HHO4CI<br />

Ci5HnO4Br<br />

Ci6HiSO3Cl<br />

Ci6H18O3Cl<br />

C16H13O3Cl<br />

C16H13O3Cl<br />

C15Hi3O3Br<br />

C16H12O4<br />

C16Hi2O6<br />

Ci6Hi405<br />

Ci6Hi6O2<br />

C16Hi6O2<br />

C16Hi6O2<br />

C16H16O3<br />

C16H16O3<br />

C16H16O4<br />

C16Hi6O4<br />

Ci6Hi6O4<br />

Ci6Hi6O4<br />

Ci6Hi6O4<br />

Ci6Hi6O4<br />

4-Methyl-<br />

2-Methoxy-<br />

2'~Methoxy-<br />

4-Methoxy~<br />

4'-Metboxy-<br />

THE SYNTHESIS OF BENZOINS 301<br />

TABLE II—Continued<br />

BENZOINS PREPARED BY VARIOUS METHODS<br />

R'—CHOHCO—R<br />

Benzoin<br />

2-Hydroxy-5-methyl-<br />

2'-Methoxy~2,4-dihydroxy-<br />

4'-Methoxyphenyl hexahydrophenyl-<br />

(4-CH3OCCH4CHOHCOC6HII)<br />

2 '-Chlor o-3,4-m ethylenedioxy-<br />

4'-Chloro-3,4-meihylenedioxy-<br />

3'-Bromo-3,4-methylenedioxy-<br />

2'-Chloro-4-methoxy-<br />

3'-Chloro~4~mol hoxy-<br />

4'-Chloro-4-methoxy-<br />

4-Chlor o-4 r -m ethoxy-<br />

3'-Bromo-4-mothoxy (?)-<br />

4,4'-Dialdehydo-<br />

3,4,3',4'-Dimethylenodioxy-<br />

4'-Meihoxy-3,4-methylenedioxy~<br />

2,2'-Dimethyl-<br />

3,3'-Dimothyl-<br />

4,4'-Dimethyl~<br />

2-Ethoxy-<br />

2'-Ethoxy-<br />

2,2'-Dimethoxy-<br />

3,4-Dimethoxy (?)-<br />

2',4-Dimethoxy-<br />

3',3-Dimetnoxy-<br />

3 '-4-Dimethoxy-<br />

4,4'-Dimetlioxy-<br />

^References 153-171 are listed on pp. 303-304.<br />

t The Hoesoh reaction.<br />

Method<br />

3<br />

4<br />

1<br />

1<br />

4<br />

1<br />

2<br />

4<br />

7<br />

2<br />

3<br />

4<br />

7<br />

7<br />

t<br />

4<br />

1<br />

1<br />

1<br />

1<br />

I<br />

4<br />

7<br />

7<br />

i<br />

1<br />

1<br />

5<br />

1<br />

1<br />

1<br />

1<br />

5<br />

4<br />

4<br />

1<br />

1<br />

1<br />

4<br />

1<br />

1<br />

4<br />

1<br />

5<br />

M.P.,<br />

0 C<br />

109-<br />

110<br />

56-57<br />

78<br />

58<br />

105.5-<br />

106.5<br />

108<br />

100<br />

89<br />

90<br />

171<br />

72-73<br />

116<br />

no<br />

106<br />

84<br />

85.5<br />

84.5-<br />

85.5<br />

70.5-<br />

71.5<br />

88<br />

170-174<br />

120<br />

110<br />

79<br />

Oil<br />

88-89<br />

77-78<br />

81-82<br />

99-100<br />

101.5<br />

Oil<br />

102<br />

92-93<br />

41-42<br />

55<br />

60<br />

109-110<br />

113<br />

Yield,<br />

%<br />

42-<br />

47<br />

70<br />

25-45<br />

94<br />

50<br />

48<br />

41<br />

74<br />

50<br />

40<br />

33<br />

60<br />

25-30<br />

20<br />

85<br />

70<br />

20<br />

80<br />

87<br />

90<br />

16<br />

14<br />

55<br />

79<br />

20<br />

70<br />

5<br />

60<br />

62-90<br />

Reference*<br />

96<br />

104<br />

37<br />

19<br />

103<br />

19, 54, 77<br />

14, 59, 82,<br />

86<br />

90<br />

71, 129<br />

81, 84, 85<br />

96<br />

103, 105<br />

71<br />

130<br />

149<br />

123<br />

18, 53, 54,<br />

57<br />

40, 76<br />

53<br />

76<br />

91<br />

91<br />

72<br />

72<br />

76<br />

158<br />

51, 159<br />

94<br />

19<br />

33<br />

33<br />

33, 160<br />

52<br />

104<br />

104<br />

35<br />

36<br />

19<br />

103<br />

20<br />

161<br />

108<br />

39<br />

52, 94, 162

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!