The invention relates to a pyridone-cont...
Provided herein are compounds that can i...
The invention relates to a sulfur-contai...
The invention discloses a spiro pyridone...
t-butoxycarbonylhydrazine
3-benzyloxy-4-oxo-4H-pyran-2-carboxylic acid methyl ester
methyl 1-((tert-butoxycarbonyl)amino)-3-(benzyloxy)-4-oxo-1,4-dihydropyridine-2-carboxylic acid
Conditions | Yield |
---|---|
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 20.5h;
|
82% |
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 15h;
|
80% |
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide; N,N-dimethyl-formamide;
at 60 ℃;
|
78% |
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 12h;
|
73% |
3-benzyloxy-4-oxo-4H-pyran-2-carboxylic acid methyl ester;
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 65 - 70 ℃;
for 7h;
t-butoxycarbonylhydrazine;
In
N,N-dimethyl acetamide;
at 65 - 70 ℃;
Temperature;
|
65% |
With
toluene-4-sulfonic acid;
In
N,N-dimethyl acetamide;
at 55 ℃;
|
44% |
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 9h;
|
122.7 g |
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 16h;
|
t-butoxycarbonylhydrazine
3-(benzyloxy)-1-((tert-butoxycarbonyl)amino)-4-oxo-1,4-dihydropyridine-2-carboxylic acid ethyl ester
dimethyl sulfate
methyl 1-((tert-butoxycarbonyl)amino)-3-(benzyloxy)-4-oxo-1,4-dihydropyridine-2-carboxylic acid
Conditions | Yield |
---|---|
3-(benzyloxy)-1-((tert-butoxycarbonyl)amino)-4-oxo-1,4-dihydropyridine-2-carboxylic acid ethyl ester; dimethyl sulfate;
With
sodium hydrogencarbonate;
In
N,N-dimethyl acetamide;
at 25 ℃;
for 7h;
t-butoxycarbonylhydrazine;
With
pyridinium p-toluenesulfonate;
In
N,N-dimethyl acetamide;
at 60 ℃;
for 3h;
|
77% |
3-(benzyloxy)-1-((tert-butoxycarbonyl)amino)-4-oxo-1,4-dihydropyridine-2-carboxylic acid ethyl ester
t-butoxycarbonylhydrazine
Maltol
3-O-benzylmaltol
(R)-12-((S)-7,8-difluoro-6,11-dihydrodibenzo[b,e]thiepin-11-yl)-7-hydroxy-3,4,12,12a-tetrahydro-1H-[1,4]oxazino[3,4-c]pyrido[2,1-f][1,2,4]triazine-6,8-dione
7-(benzyloxy)-3,4,12,12a-tetrahydro-1H-[1,4]oxazino[3,4-c]pyrido [2,1-f][1,2,4]triazine-6,8-diketone