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- Through the reaction of 7-ADCA and Dane Salt, one step crystallization gives Cefalexin with the total yield 89.4% . 7-氨基-3-去乙酰氧基头孢烷酸(7-ADCA)和苯甘氨酸邓钠盐反应;只需要一步结晶即可得头孢氨苄;总收率89.;4%25。
- Result: Through the reaction of 7-ADCA and Dane Salt, one step crystallization gives Cefalexin with the total yield 89.4% . 结果:7-氨基-3-去乙酰氧基头孢烷酸(7-ADCA)和苯甘氨酸邓钠盐反应,只需要一步结晶即可得头孢氨苄,总收率89.4%25。
- The synthetic route was definited and modified. With7-Amino-3-deacetoxylcephalosporanic acid andD-2-(l,4-hexadienyl)glycine Dane salt as the starting materials, it had been preprared in a five-steps procedure in overall yield of 88.4% (mass yield: 152%). 确定并打通了头孢拉定的合成路线,以7-氨基-3-脱乙酰氧基头孢烷酸(简称7-ADCA)和D-2-(1,4-环己二烯)甘氨酸邓钠盐为起始原料,经五步反应得到头孢拉定,总收率为88.;4%25(重量收率为152%25,以7-ADCA计)。
- Dihydro Phenylglycine Sodium dane salt 二羟基苯甘氨酸邓钠盐
- dane salt of D-p-hydroxyphenylglycine D-对羟基苯甘氨酸邓氏钾盐
- Para Hydroxy Phenyl Glycine Methyl Potassium Dane Salt 含羟苯氨基乙酸甲基钾盐
- Salt is a common food preservative. 盐是一种常用的食物防腐剂。
- He is a Dane inasmuch as he was born in Denmark. 他按出生在丹麦来说是丹麦人。
- He spoiled the soup by putting too much salt in it. 他放了太多的盐,把那盘汤糟蹋了。
- My hair kinked up in the salt water. 我的头发在盐水中缠在一起了。
- Add salt, pepper and a dash of vinegar. 加盐、胡椒粉和一点儿醋。
- She is economical in her use of salt when cooking. 她烹饪时用盐很少。
- She lifted the lid of the pot to add some salt. 她掀起锅盖加点盐。
- Add salt to correct the seasoning. 加点盐把味道调好。
- Salt has a preservative effect on food. 盐对食物有防腐作用。
- Oops! I put in sugar instead of salt. 啊!我错把糖当盐放了。
- The action of salt on ice causes it to melt. 盐作用於冰而使其融化。
- Salt water and absence wash away love. [谚]远航久别恩情疏。
- Adding salt to food improves the flavour. 食物中加盐可以提味。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯