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The Preparation of α,α-Difluoropropargylphosphonates

✍ Scribed by Xin Zhang; Donald J. Burton


Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
33
Category
Article
ISSN
0931-7597

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## Abstract Diazotization of α‐amino acids in 48:52 (__w__/__w__) hydrogen fluoride/pyridine along with excess of potassium halide results in the corresponding α‐halocarboxylic acids in good to excellent yields __(Table 1__ and __2)__.