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4-nitro-peroxybenzoic acid-(1,1,2-trimethyl-propyl ester) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

16166-63-5

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16166-63-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16166-63-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,1,6 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 16166-63:
(7*1)+(6*6)+(5*1)+(4*6)+(3*6)+(2*6)+(1*3)=105
105 % 10 = 5
So 16166-63-5 is a valid CAS Registry Number.
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