(3aS,4S,7aR)-2,2,4-trimethyl-4,6,7,7a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-6-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 65475-42-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,4,7 and 5 respectively; the second part has 2 digits, 4 and 2 respectively. Calculate Digit Verification of CAS Registry Number 65475-42: (7*6)+(6*5)+(5*4)+(4*7)+(3*5)+(2*4)+(1*2)=145 145 % 10 = 5 So 65475-42-5 is a valid CAS Registry Number.