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7α,12α-Dihydroxy-5α-cholestan-3-on is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

16669-20-8

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16669-20-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16669-20-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,6,6 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16669-20:
(7*1)+(6*6)+(5*6)+(4*6)+(3*9)+(2*2)+(1*0)=128
128 % 10 = 8
So 16669-20-8 is a valid CAS Registry Number.

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