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6-benzhydryl-3,3,4-triphenyl-5-pyridin-2-yl-3,4-dihydro-pyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70779-18-9

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70779-18-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70779-18-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,7 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 70779-18:
(7*7)+(6*0)+(5*7)+(4*7)+(3*9)+(2*1)+(1*8)=149
149 % 10 = 9
So 70779-18-9 is a valid CAS Registry Number.

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