DL-(1,3,4,6/2,5)-1-C-acetoxymethyl-3,4,5,6-tetra-O-acetyl-2-bromo-1,3,4,5,6-cyclohexanepentol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 129081-34-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,0,8 and 1 respectively; the second part has 2 digits, 3 and 4 respectively. Calculate Digit Verification of CAS Registry Number 129081-34: (8*1)+(7*2)+(6*9)+(5*0)+(4*8)+(3*1)+(2*3)+(1*4)=121 121 % 10 = 1 So 129081-34-1 is a valid CAS Registry Number.