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Phenoxyessigsaeure-<(1S,3'E)-4-(4'-formyl-3'-methyl-3'-buten-1'-inyl)-3,5,5-trimethyl-2-oxo-3-cyclohexen-1-yl>ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

64839-25-4

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64839-25-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64839-25-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,8,3 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 64839-25:
(7*6)+(6*4)+(5*8)+(4*3)+(3*9)+(2*2)+(1*5)=154
154 % 10 = 4
So 64839-25-4 is a valid CAS Registry Number.

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