发明授权
US4650614A Refining of reaction grade 2-acrylamido-2-methylpropane sulfonic acid 失效
反应级2-丙烯酰氨基-2-甲基丙磺酸的精炼

Refining of reaction grade 2-acrylamido-2-methylpropane sulfonic acid
摘要:
Reaction grade 2-acrylamido-2-methylpropane sulfonic acid is refined by mildly heating a slurry-like suspension formed of the acid and a liquid monohydric alcohol, recovering the acid from the alcohol and subsequently drying it.
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