Magnesium,
chloro(3,7,11,15-tetramethyl-2,6,10,14-hexadecatetraenyl)-, (E,E,E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 140185-68-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,8 and 5 respectively; the second part has 2 digits, 6 and 8 respectively. Calculate Digit Verification of CAS Registry Number 140185-68: (8*1)+(7*4)+(6*0)+(5*1)+(4*8)+(3*5)+(2*6)+(1*8)=108 108 % 10 = 8 So 140185-68-8 is a valid CAS Registry Number.