3,7,11-trimethyl-13t-(2,6,6-trimethyl-cyclohex-1-enyl)-trideca-2t,4t,6t,8t,10t,12-hexaenoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 42307-10-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,3,0 and 7 respectively; the second part has 2 digits, 1 and 0 respectively. Calculate Digit Verification of CAS Registry Number 42307-10: (7*4)+(6*2)+(5*3)+(4*0)+(3*7)+(2*1)+(1*0)=78 78 % 10 = 8 So 42307-10-8 is a valid CAS Registry Number.