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Hexadecanoic acid, 2,2-dimethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

22890-23-9

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22890-23-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22890-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,8,9 and 0 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 22890-23:
(7*2)+(6*2)+(5*8)+(4*9)+(3*0)+(2*2)+(1*3)=109
109 % 10 = 9
So 22890-23-9 is a valid CAS Registry Number.

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