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1-Hydroxy-6,7,9,10-tetramethoxy-3,4-dihydro-1H-2a-aza-benzo[fg]aceanthrylen-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80041-88-9

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80041-88-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80041-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,0,4 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 80041-88:
(7*8)+(6*0)+(5*0)+(4*4)+(3*1)+(2*8)+(1*8)=99
99 % 10 = 9
So 80041-88-9 is a valid CAS Registry Number.

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