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4,9-dibenzoyl-5,10-bis-(1-phenyl-pyrrol-2-yl)-4,5,9,10-tetrahydro-pyrido[2,3,4,5-lmn]phenanthridine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

53013-69-7

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53013-69-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53013-69-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,0,1 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53013-69:
(7*5)+(6*3)+(5*0)+(4*1)+(3*3)+(2*6)+(1*9)=87
87 % 10 = 7
So 53013-69-7 is a valid CAS Registry Number.

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