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(+/-)-2r,3c,4c,5t,6c-pentaacetoxy-cyclohexanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20097-57-8

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20097-57-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20097-57-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,9 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20097-57:
(7*2)+(6*0)+(5*0)+(4*9)+(3*7)+(2*5)+(1*7)=88
88 % 10 = 8
So 20097-57-8 is a valid CAS Registry Number.

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