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3β-benzoyloxy-5,14,21-trihydroxy-24-nor-5β,14β-chol-20(22)t-ene-19,23-dioic acid-23=>21-lactone-19-methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21853-44-1

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21853-44-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21853-44-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,8,5 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 21853-44:
(7*2)+(6*1)+(5*8)+(4*5)+(3*3)+(2*4)+(1*4)=101
101 % 10 = 1
So 21853-44-1 is a valid CAS Registry Number.

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