Synthesis of β-tosylethylhydrazine and its use in preparation of N-protected pyrazoles and 5-aminopyrazoles

Keyphrases

• Pyrazole 100%
• 5-Aminopyrazoles 100%
• Hydrazine 66%
• Potassium 33%
• Commercially Available 33%
• Ethanol 33%
• Protecting Groups 33%
• 1,3-diketones 33%
• β-ketonitriles 33%
• Brief Therapy 33%
• Available P 33%
• Hydrazine Hydrate 33%
• Glacial Acetic Acid 33%
• Conjugated Ynones 33%
• Vinyl Sulfone 33%
• Aminoacrylonitrile 33%
• Good Yields 33%

Chemistry

• Pyrazole 100%
• Hydrazine 66%
• Sulfone 33%
• Acetic Acid 33%
• Ketonitrile 33%
• Diketone 33%
• Ynone 33%
• Hydrazine Hydrate 33%
• Potassium 33%
• Dimethyl Sulfoxide 33%

Pharmacology, Toxicology and Pharmaceutical Science

• Pyrazole Derivative 100%
• Hydrazine 66%
• Potassium Acetate 33%
• Dimethyl Sulfoxide 33%
• 1,3 Diketone 33%
• Isotopes of Potassium 33%
• Sulfone 33%
• Triphenyltetrazolium 33%
• Potassium 33%