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3,4-dibromodibenzanthracene-3,4-quinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72591-27-6

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72591-27-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72591-27-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,5,9 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72591-27:
(7*7)+(6*2)+(5*5)+(4*9)+(3*1)+(2*2)+(1*7)=136
136 % 10 = 6
So 72591-27-6 is a valid CAS Registry Number.

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