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The Addition of Hydrogen Fluoride to Acetylenic Compounds

✍ Scribed by Henne, Albert L.; Plueddeman, Edwin P.


Book ID
120000013
Publisher
American Chemical Society
Year
1943
Tongue
English
Weight
301 KB
Volume
65
Category
Article
ISSN
0002-7863

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Chemistry of acetylenic ethers LIV: Addi
✍ S. H. Groen; J. F. Arens πŸ“‚ Article πŸ“… 2010 πŸ› Elsevier Science 🌐 English βš– 258 KB

## Abstract Ethoxyethyne slowly adds diazomethane to yield 4‐ethoxypyrazole I, the structure of which has been proved by synthesis from 1,1,2,3,3‐pentaethoxypropane IV and hydrazine. Ethylthioethyne V, on the contrary, is converted by diazomethane into 3‐ethylthiopyrazole VI, the structure of which