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2,4-dioxo-4-(2-oxo-1,4-diphenyl-2,3-dihydro-pyrrol-3-yl)-butyric acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

50335-70-1

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50335-70-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 50335-70-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,3,3 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 50335-70:
(7*5)+(6*0)+(5*3)+(4*3)+(3*5)+(2*7)+(1*0)=91
91 % 10 = 1
So 50335-70-1 is a valid CAS Registry Number.

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