(3R,3aR,4R,6aR)-3-methyl-3-(methylsulfanyl)-4-octyl-2,3,3a,4,6,6a-hexahydrofuro[3,4-b]furan-2,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 897657-61-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,7,6,5 and 7 respectively; the second part has 2 digits, 6 and 1 respectively. Calculate Digit Verification of CAS Registry Number 897657-61: (8*8)+(7*9)+(6*7)+(5*6)+(4*5)+(3*7)+(2*6)+(1*1)=253 253 % 10 = 3 So 897657-61-3 is a valid CAS Registry Number.