CARBOCROMEN

CARBOCROMEN
  • CAS No.:804-10-4
Other grades of this product :
CARBOCROMEN Basic information
Product Name:CARBOCROMEN
Synonyms:CARBOCROMEN;aceticacid,((3-(2-(diethylamino)ethyl)-4-methyl-2-oxo-2h-1-benzopyran-7-yl)ox;carbochromen;carbochromene;Chromonar;CHROMONARHYDROCHLORIDE;[[3-[2-(Diethylamino)ethyl]-4-methyl-2-oxo-2H-1-benzopyran-7-yl]oxy]acetic acid ethyl ester;3-[2-(Diethylamino)ethyl]-4-methyl-2-oxo-α-chromen-7-yloxyacetic acid ethyl ester
CAS:804-10-4
MF:C20H27NO5
MW:361.43
EINECS:212-356-6
Product Categories:API
Mol File:804-10-4.mol
CARBOCROMEN Chemical Properties
Melting point 220-222 °C
Boiling point 488.6±45.0 °C(Predicted)
density 1.126±0.06 g/cm3(Predicted)
storage temp. Refrigerator, under inert atmosphere
solubility Chloroform (Slightly), Methanol (Slightly), Water (Slightly)
form Solid
pkapKa 8.3 (Uncertain)
color Off-White
Safety Information
MSDS Information
CARBOCROMEN Usage And Synthesis
OriginatorIntensain,Hoechst,Switz,1963
UsesVasodilator (coronary).
Manufacturing Process18.7 g of 3β-diethylaminoethyl-4-methyl-7-hydroxy-coumarin chlorhydrate are dissolved in 200 cc methyl ethyl ketone and 18 g anhydrous potassium carbonate are added. The mixture is stirred for 1 hour at 70°C and then 12 g bromoacetic acid ethyl ester are allowed to drop in. The reaction mixture is stirred under reflux for 9 hours and then it is filtered off with suction in the heat. The filtrate is concentrated in the vacuum to dryness and the resultantresidue is dissolved in ether. The etheric solution is washed with diluted caustic soda solution for several times and, subsequently, dried with Glauber's salt. By introduction of hydrochloric acid gas into the etheric solution the reaction product is precipitated in the form of chlorhydrate. Yield: 15 g of 3β- diethylaminoethyl-4-methylcoumarin-7-ethyl oxyacetate chlorhydrate having a melting point of 154° to 156°C (= 63% of the theory).The starting material is produced by reacting resorcinol with 2-(2- diethylaminoethyl)acetic acid ethyl ester.
Therapeutic FunctionCoronary vasodilator
CARBOCROMEN Preparation Products And Raw materials
Raw materialsEthyl bromoacetate-->Resorcinol

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