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(6aS)-4-amino-8t-(4-methoxy-trityloxymethyl)-(6ar,9ac)-6a,7,8,9a-tetrahydro-furo[2',3':4,5]oxazolo[3,2-e]purin-7c-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

52940-97-3

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52940-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 52940-97-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,9,4 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 52940-97:
(7*5)+(6*2)+(5*9)+(4*4)+(3*0)+(2*9)+(1*7)=133
133 % 10 = 3
So 52940-97-3 is a valid CAS Registry Number.

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