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2-benzyl-1-hydroxy-5-phenyl-pyrano[3,2-a]quinolizine-3,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

39973-86-9

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39973-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39973-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,9,7 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 39973-86:
(7*3)+(6*9)+(5*9)+(4*7)+(3*3)+(2*8)+(1*6)=179
179 % 10 = 9
So 39973-86-9 is a valid CAS Registry Number.

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