Phase transfer catalyst

3-(azidomethyl)pyridine

2-(azidomethyl)pyridine

1-adamantyl isocyanide

1-isocyano-3,5-dimethyladamantane

N,N,N-trimethyl[1-(triisopropylsilyl)-1H-indol-3-yl]methanaminium iodide

(3-methoxy-5-nitrophenyl)amine

7-methoxy-5-nitro-1-benzofuran-2-carboxylic acid

2-(2-ethoxy-4-formyl-6-nitrophenoxy)propanoic acid

2-(2-formyl-6-methoxy-4-nitrophenoxy)propanoic acid

N,N-diethyl-4-piperidinecarboxamide nitrate

4-(1-pyrrolidinylcarbonyl)piperidine nitrate

3-(carboxymethyl)-1,2,3-oxadiazol-3-ium-5-olate

1-ethyl-4-nitro-1H-pyrazole-5-carboxylic acid

3-methoxy-4-nitro-1H-pyrazole-5-carboxylic acid

(5E)-2-mercapto-5-(2-nitrobenzylidene)-1,3-thiazol-4(5H)-one

(5E)-2-mercapto-5-(4-nitrobenzylidene)-1,3-thiazol-4(5H)-one