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{3-[1-(3,3-Dimethyl-but-1-ynyl)-4,4-dimethyl-pent-2-ynyloxy]-prop-1-ynyl}-benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54659-81-3

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54659-81-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54659-81-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,6,5 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 54659-81:
(7*5)+(6*4)+(5*6)+(4*5)+(3*9)+(2*8)+(1*1)=153
153 % 10 = 3
So 54659-81-3 is a valid CAS Registry Number.

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