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1,1-dimethoxy-4-nitro-2,6-diphenyl-1λ5-phosphinine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70530-20-0

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70530-20-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70530-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,5,3 and 0 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 70530-20:
(7*7)+(6*0)+(5*5)+(4*3)+(3*0)+(2*2)+(1*0)=90
90 % 10 = 0
So 70530-20-0 is a valid CAS Registry Number.
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