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4,4-diethyl-1,2-dioxalane-3,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83115-69-9

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83115-69-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83115-69-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,1,1 and 5 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 83115-69:
(7*8)+(6*3)+(5*1)+(4*1)+(3*5)+(2*6)+(1*9)=119
119 % 10 = 9
So 83115-69-9 is a valid CAS Registry Number.

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