exo,endo-4a,8a-dimethyl-1,4-epoxy-1,8-methylene-1,2,3,4,4a,5,8,8a-octahydronaphthalene-4a,8a-dicarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 877154-44-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,1,5 and 4 respectively; the second part has 2 digits, 4 and 4 respectively. Calculate Digit Verification of CAS Registry Number 877154-44: (8*8)+(7*7)+(6*7)+(5*1)+(4*5)+(3*4)+(2*4)+(1*4)=204 204 % 10 = 4 So 877154-44-4 is a valid CAS Registry Number.