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7-tert-butyl-8-oxo-6-phenyl-(6rH)-5-thia-1-aza-bicyclo[4.2.0]octane-7t-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70310-01-9

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70310-01-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70310-01-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,3,1 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 70310-01:
(7*7)+(6*0)+(5*3)+(4*1)+(3*0)+(2*0)+(1*1)=69
69 % 10 = 9
So 70310-01-9 is a valid CAS Registry Number.

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