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Benzene, 1,1',1'',1''',1'''',1'''''-[2-(phenylmethylene)-1,3-propanediylidyne]hexakis- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

64771-52-4

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64771-52-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64771-52-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,7 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 64771-52:
(7*6)+(6*4)+(5*7)+(4*7)+(3*1)+(2*5)+(1*2)=144
144 % 10 = 4
So 64771-52-4 is a valid CAS Registry Number.

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