2-Amino-5-formylthiazole

1-Benzyl-1H-imidazole-5-carboxaldehyde

3-(Benzyloxy)propanal

2-Bromo-1,1-diethoxypropane

4-Bromo-2,5-dimethoxybenzaldehyde

2-Bromo-1,1-dimethoxypropane

3-Bromo-5-[1,3]dioxolan-2-yl-4,5-dihydroisoxazole

4-Bromo-2-fluoro-3-formylpyridine

5-Bromo-2-fluoropyridine-3-carboxaldehyde
3-Pyridinecarboxaldehyde, 5-bromo-2-fluoro-

4-Bromo-3-formylindole
4-Bromo-1H -indole-3-carbaldehyde

4-Bromo-3-formyl-2-(N-piperidinyl)pyridine
4'-Bromo-3,4,5,6-tetrahydro-2H-[1,2']bipyridinyl-3'-carbaldehyde

2-Bromo-4-formylthiazole
2-Bromothiazole-4-carboxaldehyde

2-Bromo-5-formylthiazole
2-Bromothiazole-5-carboxaldehyde

4-Bromo-2-formylthiazole
4-Bromothiazole-2-carboxaldehyde

6-Bromo-1H-indole-2-carboxaldehyde
6-Bromo-1H-indole-2-carbaldehyde

Bromomalonaldehyde

7-Bromo-2-methyl-2H-indazole-3-carboxaldehyde

5-Bromo-3-nitropyridine-2-carbaldehyde
5-Bromo-3-nitro-2-pyridinecarboxaldehyde

2-Bromopyridine-4-carboxaldehyde
2-Bromopyridine-4-formylaldehyde

2-Bromopyridine-5-carboxaldehyde
2-Bromo-5-formylpyridine

3-Bromopyridine-4-carboxaldehyde
3-Bromo-4-formylpyridine

3-Bromopyridine-5-carboxaldehyde
3-Bromo-5-formylpyridine

6-Bromopyridine-2-carboxaldehyde
2-Pyridinecarboxaldehyde, 6-bromo-

4-Bromo-1H-pyrrolo[2,3-b]pyridine-3-carbaldehyde
1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde, 4-bromo-

tert-Butyl 6-formyl-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate
Pyrrolo[1,2-a]pyrazine-2(1H)-carboxylic acid, 6-formyl-3,4-dihydro-, 1,1-dimethylethyl ester

tert-Butyl 4-formyl-1-piperidinecarboxylate
1-Piperidinecarboxylic acid, 4-formyl-, 1,1-dimethylethyl ester

tert-Butyl 4-(6-formylpyrazolo[1,5-a]pyrimidin-2-yl)piperidine-1-carboxylate
1-Piperidinecarboxylic acid, 4-(6-formylpyrazolo[1,5-a]pyrimidin-2-yl)-, 1,1-dimethylethyl ester

1-Chloro-3,4-dihydronaphthalene-2-carboxaldehyde

5-Chloro-2-fluorobenzaldehyde

6-Chloro-5-formyl-1,3-dimethyluracil
6-Chloro-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

2-Chloro-3-formyl-4-iodopyridine
2-Chloro-4-iodopyridine-3-carboxaldehyde

2-Chloro-5-formylphenylboronic acid

5-Chloro-2-formylphenylboronic acid

2-Chloro-4-formylthiazole
2-Chlorothiazole-4-carboxaldehyde

2-Chloroisonicotinaldehyde
4-Pyridinecarboxaldehyde, 2-chloro-

4-Chloro-2-morpholin-1yl-thiazole-5-carboxaldehyde

5-Chloropyridine-2-carboxaldehyde
5-Chloro-2-pyridinecarboxaldehyde

2-Chloropyridine-3-carboxaldehyde

4-Chloropyridine-3-carboxaldehyde

2-Chloropyridine-5-carboxaldehyde
6-Chloropyridine-3-carboxaldehyde

2-Chloropyrimidine-5-carboxyaldehyde
5-Pyrimidinecarboxaldehyde, 2-chloro-

4-Chloro-7H-pyrrolo[2,3-d]pyrimidine-5-carbaldehyde
7H-Pyrrolo[2,3-d]pyrimidine-5-carboxaldehyde, 4-chloro-

2-Chlorothiazole-5-carboxaldehyde

3,5-Dibromo-2-chloropyridine

2,5-Dibromopyridine-4-carboxaldehyde

2,4-Dichloro-5-formylthiazole
2,4-Dichlorothiazole-5-carboxaldehyde

2,6-Dichloropyridine-3-carboxaldehyde

1-(2,2-Diethoxyethyl)-5-nitro-1H-pyrrole-2-carboxylic acid ethyl ester

1,1-Diethoxy-2-iodoethane

4,6-Dimethoxypyrimidine-2yl-carboxaldehyde

2-(N,N-Dimethylamino)-3-formyl-4-iodopyridine

2,2-Dimethyl-tetrahydro-2H-pyran-4-carbaldehyde
2H-Pyran-4-carboxaldehyde, tetrahydro-2,2-dimethyl-

2-Fluoro-5-formylphenylboronic acid

2-Fluoro-3-formylpyridine

3-Formyl-2,6-dimethoxypyridine

2-Formylfuran-5-boronic acid

3-Formylfuran-2-boronic acid

2-Formylimidazole

4-Formylindole
Indole-4-carboxaldehyde

5-Formylindole

6-Formylindole

3-Formyl-1H-indole-7-carbonitrile

3-Formylindol-1-yl-acetic acid

4-Formyl-2-isopropylthiazole

5-Formyl-2-methoxyphenylboronic acid

2-Formyl-4-methoxyphenylboronic acid
4-Methoxy-2-formylphenylboronic acid

3-Formyl-4-methoxyphenylboronic acid

3-Formyl-4-methylindole
4-Methylindole-3-carboxyaldehyde

3-Formyl-7-methylindole
7-Methyl-1H-indole-3-carbaldehyde

4-Formyl-2-methylthiazole

5-Formyl-2-methylthiazole
2-Methylthiazole-2-carboxaldehyde

5-Formyl-4-methylthiophene-2-boronic acid 1,3-propanediol cyclic ester

3-Formylphenylboronic acid

4-Formylphenylboronic acid

3-Formyl-N-(tert-butoxycarbonyl)piperidine
1-Piperidinecarboxylic acid, 3-formyl-, 1,1-dimethylethyl ester

2-Formylthiophene-3-boronic acid

5-Formyl-2-thiopheneboronic acid

3-Formyl-2-(tributylstannyl)furan

3-Formyl-4-(tributylstannyl)pyridine
4-(Tributylstannyl)-3-pyridinecarboxaldehyde

3-Formyl-5-(tributylstannyl)pyridine dimethylacetal

2-Formyl-4-(tributylstannyl)thiazole

Imidazo[1,2-a]pyridine-3-carboxaldehyde

1H-Indazole-5-carboxaldehyde

2-Iodobenzaldehyde
Benzaldehyde, 2-iodo-

2-Fluoro-3-formyl-4-iodopyridine
2-Fluoro-4-iodopyridine-3-carboxaldehyde

Isoquinoline-3-carboxaldehyde
Isoquinoline-3-carbaldehyde

Isoquinoline-4-carboxaldehyde
Isoquinoline-4-carbaldehyde

Isoquinoline-5-carboxaldehyde
Isoquinoline-5-carbaldehyde

Isoxazole-3-carbaldehyde

2-Methoxypyridine-3-carboxaldehyde

5-Methoxy-3-pyridinecarboxaldehyde
3-Formyl-5-methoxypyridine

1-Methyl-1H-indazole-4-carboxaldehyde
4-Formyl-1-methyl-1H-indazole

1-Methyl-1H-indazole-5-carboxaldehyde
5-Formyl-1-methyl-1H-indazole

1-Methyl-1H-indazole-6-carboxaldehyde
6-Formyl-1-methyl-1H-indazole

6-Methylnicotinaldehyde
3-Pyridinecarboxaldehyde, 6-methyl-

2-Methyloxazole-4-carboxaldehyde
2-Methyl-1,3-oxazole-4-carboxaldehyde

1-Methyl-1H-pyrazole-4-carboxaldehyde

3-Methyl-1H-pyrazole-4-carboxaldehyde

5-Methylpyridine-2-carboxaldehyde
2-Formyl-5-picoline

2-Pyrazinecarboxaldehyde
Pyrazine-2-carboxaldehyde

1H-Pyrazole-4-carboxaldehyde
4-Formylpyrazole

3-Pyridazinecarboxaldehyde

2-Pyrimidinecarboxaldehyde
Pyrimidine-2-carbaldehyde

Pyrimidine-5-carboxaldehyde
5-Formylpyrimidine

1H-Pyrrolo[2,3-b]pyridine-3-carboxaldehyde

1H-Pyrrolo[2,3-b]pyridine-5-carboxaldehyde
7-Azaindole-5-carbaldehyde

1H-Pyrrolo[2,3-b]pyridine-3-carboxylic acid

6-Quinolinecarboxaldehyde

7-Quinolinecarboxaldehyde
Quinoline-7-carbaldehyde

Tetrahydropyran-4-carbaldehyde
2H-Pyran-4-carboxaldehyde, tetrahydro-

Thiazole-2-carboxaldehyde
2-Formylthiazole

Thiazole-4-carboxaldehyde
4-Formylthiazole

Thiazole-5-carboxaldehyde
5-Formylthiazole

2-Trimethylsilylpropenal
2-(Trimethylsilyl)prop-2-enal

1-Trityl-1H-imidazole-4-carboxaldehyde
4-Formyl-1-trityl-1H-imidazole