补充描述:
5-Nitropyridine-2-sulfonyl chloride (CAS 174485-82-6, molecular formula C5H3ClN2O4S, molecular weight 222.61) is a pharmaceutical-grade specialized reagent manufactured directly by Speranza Chemical Co., Ltd to Chinese Pharmacopoeia (ChP) standards. It is distributed to North America, Central/South America, Western and Eastern Europe, Oceania, and Asia.
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