6-Octen-3-yne-2,5-diol, 2-methyl-, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78957-32-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,5 and 7 respectively; the second part has 2 digits, 3 and 2 respectively. Calculate Digit Verification of CAS Registry Number 78957-32: (7*7)+(6*8)+(5*9)+(4*5)+(3*7)+(2*3)+(1*2)=191 191 % 10 = 1 So 78957-32-1 is a valid CAS Registry Number.