3a-methoxymethyl-2,2,7,7-tetramethyl-(3aS,4aS,8aR,8bS)-perhydro[1,3]dioxolo[4',5':4,5]furo[3,2-d][1,3]dioxine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 17331-44-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,3 and 1 respectively; the second part has 2 digits, 4 and 4 respectively. Calculate Digit Verification of CAS Registry Number 17331-44: (7*1)+(6*7)+(5*3)+(4*3)+(3*1)+(2*4)+(1*4)=91 91 % 10 = 1 So 17331-44-1 is a valid CAS Registry Number.