Naphtho[1,2-c]furan-5(3H)-one,
1,3-bis(acetyloxy)-1,4,5a,6,7,8,9,9a-octahydro-6,6,9a-trimethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78424-41-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,2 and 4 respectively; the second part has 2 digits, 4 and 1 respectively. Calculate Digit Verification of CAS Registry Number 78424-41: (7*7)+(6*8)+(5*4)+(4*2)+(3*4)+(2*4)+(1*1)=146 146 % 10 = 6 So 78424-41-6 is a valid CAS Registry Number.