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ethyl 4-oxo-7-(3-[2-propylphenoxy]-propoxy)-4H-1-benzopyran-2-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40786-50-3

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40786-50-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40786-50-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,7,8 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40786-50:
(7*4)+(6*0)+(5*7)+(4*8)+(3*6)+(2*5)+(1*0)=123
123 % 10 = 3
So 40786-50-3 is a valid CAS Registry Number.

40786-50-3Relevant academic research and scientific papers

Chemical compounds

-

, (2008/06/13)

There are provided compounds of formula I, STR1 wherein R1, R2, R3, R4, R5 and R7 may be the same or different, and are hydrogen, hydroxy, alkoxy, alkoxy substituted by phenyl, acyl, amino, acylamino, alkenyl, halogen, or alkyl, provided that at least one of R1, R2, R3 and R7 are other than hydrogen and hydroxy, Or an adjacent pair of R1, R2, R3 and R7 represent a chain --COCH=CH--O--, X is a hydrocarbon chain containing from 2 to 10 carbon atoms and optionally substituted by a hydroxy group, and E is a carboxy group or a tetrazole group, And pharmaceutically acceptable derivatives thereof. The compounds are indicated for use as antagonists of SRS-A.

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