<p>To determine which of the following elements reacts most vigorously with water, we can analyze the reactivity of Group 2 elements (alkaline earth metals). The elements in question are likely to be Beryllium (Be), Magnesium (Mg), Calcium (Ca), Strontiu
isoamyl alcohol in ratio of 25:24:1 (v:v:v) was added and the resulting mixture was vigorously stirred for 5 min. After centrifuge at 16,816×g for 5 min, supernatant was transferred to a new tube to which phenol was added and the extraction was carried out twice. A mixture of ...
The mixture is left stiffing vigorously overnight and then the solvent is removed in vacuo and the product isolated in quantitative yield is used as is without purification ES MS m/z 288 (M+H).Step 3: Synthesis of 4-(5-Trifluoromethyl-pyridin-2-yl)-[1,4]diazepane-1-carboxylic acid (4...
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While this kerosene containing iodine was vigorously agitated in a glass vessel and maintained at 40*°±1 C., a stream of chlorine gas was conducted into it at the rate of about 2.5 grams per minute until the desired degree of chlorination was reached. This was determined by blowing air ...