3,7,11,15,19,23,27,31,35,39-decamethyltetraconta-3E,6E,10E,14E,18E,22E,26E,30E,34E,38-decaen-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 111729-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,7,2 and 9 respectively; the second part has 2 digits, 6 and 6 respectively. Calculate Digit Verification of CAS Registry Number 111729-66: (8*1)+(7*1)+(6*1)+(5*7)+(4*2)+(3*9)+(2*6)+(1*6)=109 109 % 10 = 9 So 111729-66-9 is a valid CAS Registry Number.