Crystal and mol-ecular structure of 4-fluoro-1 H-pyrazole at 150 K
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Only two 4-halo-1H-pyrazole crystal structures are known to date (chloro and bromo, the structure of 4-iodo-1H-pyrazole has not been reported yet). The triclinic structure of 4-fluoro-1H-pyrazole, C3H3FN2 (P ), reported here is not isomorphous with those of th... ...