<1a(R*),2α,6aβ,7aβ,10aβ,10bα>-hexahydro-2,6a-dimethyl-6aH-furo<3,2-h>oxirenobenzoxepin-5,9(2H,10H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 66365-18-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,3,6 and 5 respectively; the second part has 2 digits, 1 and 8 respectively. Calculate Digit Verification of CAS Registry Number 66365-18: (7*6)+(6*6)+(5*3)+(4*6)+(3*5)+(2*1)+(1*8)=142 142 % 10 = 2 So 66365-18-2 is a valid CAS Registry Number.