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Изопропилацетоацетат с CAS 542-08-5

CAS:542-08-5
Molecular Formula:C7H12O3
Molecular Weight:144.17
EINECS:208-798-4

Synonyms:3-oxo-butanoicaci1-methylethylester; 3-Oxobutansαure-1-methylethylester;3-Oxo-butyricacidisopropylester; Acetoaceticacid,isopropylester; acetoaceticacidisopropylester; Butanoicacid,3-oxo-,1-methylethylester; 3-oxobutanoic acid propan-2-yl ester; Isopropyl3-oxobutanoate; Isopropyl3-oxobutyrate

Изопропилацетоацетат с CAS 542-08-5
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что представляет собой изопропилацетоацетат с CAS 542-08-5?

In a 500ml flask equipped with a stirrer, thermometer, and reflux condenser, 150g (2.5mol) of isopropanol and 0.36g of triethylamine were added. 210g (2.5mol) of diethylene ketone was added dropwise at room temperature. The reaction temperature was controlled at 70 ℃ during the process, and the dropwise addition was completed. The temperature was kept at 70 ℃ for 6 hours to complete the reaction. The crude ester was subjected to negative pressure distillation to obtain the final product Isopropyl acetoacetate 343g, with a yield of 95.2% and a content of 99.3%.

Спецификация

Товары

Результат

Внешний вид

Жидкий

Содержание

99,0% мин

Влажность

<0.04%

Тяжелые металлы

<0.002%

Температура кипения

95 °C52 ГПа

Температура плавления

-27°C

Показатель преломления

n20/D 1.418

Применение

Изопропилацетоацетат используется в качестве промежуточного продукта для производства агрохимикатов и фармацевтических продуктов, таких как исрадипин.

Упаковка

Обычно упаковывается в 25 кг / барабан, а также может быть выполнена индивидуальная упаковка.

Isopropylacetoacetate with  CAS 542-08-5 pack

Изопропилацетоацетат с CAS 542-08-5
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