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2ξ-acetyl-17β-benzoyloxy-4-oxa-estr-5-en-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

123080-81-9

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123080-81-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123080-81-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,0,8 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 123080-81:
(8*1)+(7*2)+(6*3)+(5*0)+(4*8)+(3*0)+(2*8)+(1*1)=89
89 % 10 = 9
So 123080-81-9 is a valid CAS Registry Number.

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