3,5,9-Dodecatrienoic acid,
12-cyano-2-ethylidene-4,10-dimethyl-11-oxo-, 1,1-dimethylethyl ester,
(2E,3E,5E,9E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 493001-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,3,0,0 and 1 respectively; the second part has 2 digits, 8 and 0 respectively. Calculate Digit Verification of CAS Registry Number 493001-80: (8*4)+(7*9)+(6*3)+(5*0)+(4*0)+(3*1)+(2*8)+(1*0)=132 132 % 10 = 2 So 493001-80-2 is a valid CAS Registry Number.