Assertion: aqueous hypophosphorous acid | /r/HasProperty | 2 mmol
Facets:
Source sentences:
text: As shown in Table 1, in the presence of copper citrate (0.05 mmol), a mixture of phenylacetylene (1 mmol) and 50% aqueous hypophosphorous acid (2 mmol) was stirred in DMF (2 mL) at 130 °C for 4 h and the semihydrogenation product styrene 2a was obtained in 78 % yield (run 1).