(E)-3,7,11-trimethyl-3-((2E,6E)-3,7,11-trimethyl-dodeca-2,6,10-trienylsulfanyl)-dodeca-1,6,10-triene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 21785-43-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,8 and 5 respectively; the second part has 2 digits, 4 and 3 respectively. Calculate Digit Verification of CAS Registry Number 21785-43: (7*2)+(6*1)+(5*7)+(4*8)+(3*5)+(2*4)+(1*3)=113 113 % 10 = 3 So 21785-43-3 is a valid CAS Registry Number.