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13-Phenyl-6,11,12,13-tetrahydro-5H-5,12-diaza-dibenzo[a,e]cyclononene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33883-21-5

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33883-21-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33883-21-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,8,8 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 33883-21:
(7*3)+(6*3)+(5*8)+(4*8)+(3*3)+(2*2)+(1*1)=125
125 % 10 = 5
So 33883-21-5 is a valid CAS Registry Number.

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