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3-(2-Ethoxy-phenyl)-1H-quinazoline-2,4-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

84772-21-4

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84772-21-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84772-21-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,7,7 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 84772-21:
(7*8)+(6*4)+(5*7)+(4*7)+(3*2)+(2*2)+(1*1)=154
154 % 10 = 4
So 84772-21-4 is a valid CAS Registry Number.

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