請(qǐng)問這里equiv是什么意思?
Thionyl chloride (9 mL) was added to the carboxylic acid (1.0 equiv,
10.0 mmol) and the mixture was refluxed for 2 h.
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Thionyl chloride (9 mL) was added to the carboxylic acid (1.0 equiv,
10.0 mmol) and the mixture was refluxed for 2 h.
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當(dāng)量
個(gè)人認(rèn)為,這里的1.0 equiv應(yīng)該是1.0個(gè)電化學(xué)當(dāng)量濃度(eletrochemical equivalent)。
carboxylic acid作為1.0當(dāng)量單位,其它試劑與之類比,是它的0.9倍(0.9 equiv)或1.1倍(1.1 equiv),均換算成mmol或mol,
問了辦公室外教,這個(gè)1.0 equiv是濃度單位,在數(shù)量上等于10mmol/dm3
1.0equiv=10mmol/dm3=0.01mol/dm3