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oxacyclononadecane-2,19-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1420877-76-4

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1420877-76-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1420877-76-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,0,8,7 and 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1420877-76:
(9*1)+(8*4)+(7*2)+(6*0)+(5*8)+(4*7)+(3*7)+(2*7)+(1*6)=164
164 % 10 = 4
So 1420877-76-4 is a valid CAS Registry Number.

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