3,5a,8a-trimethyl-3a,5,5a,9b-tetrahydro-4H-oxireno[8,8a]naphtho[1,2-b]furan-2,8(3H,8aH)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 59444-48-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,4,4 and 4 respectively; the second part has 2 digits, 4 and 8 respectively. Calculate Digit Verification of CAS Registry Number 59444-48: (7*5)+(6*9)+(5*4)+(4*4)+(3*4)+(2*4)+(1*8)=153 153 % 10 = 3 So 59444-48-3 is a valid CAS Registry Number.