direct chlorination
常見例句
- In the process of synthesis of 2-chloronieotinic acid, the key step is the chlorination of niacinamide-N-oxide whose yield has a direct effect on the yield and quality of 2-chloronicotinic acid.
在郃成2-氯菸酸的工藝路線中，最關(guān)鍵的一個(gè)環(huán)節(jié)就是菸醯胺-N-氧化物的氯化反應(yīng)過程，該過程直接影響2 -氯菸酸産品的收率和質(zhì)量。 返回 direct chlorination