3-Thiophen-3-yl-propionic Acid Methyl Ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 179932-05-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,9,3 and 2 respectively; the second part has 2 digits, 0 and 5 respectively. Calculate Digit Verification of CAS Registry Number 179932-05: (8*1)+(7*7)+(6*9)+(5*9)+(4*3)+(3*2)+(2*0)+(1*5)=179 179 % 10 = 9 So 179932-05-9 is a valid CAS Registry Number.