Ipratropium Bromide Impurity 11

Name	Ethyl alpha-Formyl Benzeneacetic Acid Ester
Synonyms	Ethyl -formylphenylacetate Ethyl -formyl-benzeneacetate ethyl 3-oxo-2-phenylpropanoate Ipratropium Bromide Impurity 11 ETHYLO-FORMYLBENZENEACETICACIDESTER Benzeneacetic acid, a-forMyl-, ethyl ester Ethyl alpha-Formyl Benzeneacetic Acid Ester Benzeneacetic acid, .alpha.-forMyl-, ethyl ester
CAS	17838-69-6

Molecular Formula	C11H12O3
Molar Mass	192.21
Density	1.108±0.06 g/cm3(Predicted)
Melting Point	50 °C
Boling Point	135-140 °C(Press: 10 Torr)
pKa	6.86±0.29(Predicted)
Physical and Chemical Properties	Liquid. Boiling point 110-120 ℃/2.72-4.08kPa.

Use	an intermediate of reserpine.
production method	ethyl phenylacetate is condensed with ethyl formate in the presence of sodium metal to produce α-(sodium methenoate) ethyl phenylacetate, this product was then acidified.

Last Update：2024-04-09 19:05:20