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1-<4-Methoxy-phenyl>-heptadiin-(2,4) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

13540-72-2

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13540-72-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13540-72-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,5,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 13540-72:
(7*1)+(6*3)+(5*5)+(4*4)+(3*0)+(2*7)+(1*2)=82
82 % 10 = 2
So 13540-72-2 is a valid CAS Registry Number.
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