(5aSR,6aRS,7SR,10aRS,11aRS)-5a,11a-epoxy-5a,6a,7,10,10a,11a-hexahydronaphtacene-7-methoxy-5,6,9,11,12(8H)-pentaone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78946-80-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,4 and 6 respectively; the second part has 2 digits, 8 and 0 respectively. Calculate Digit Verification of CAS Registry Number 78946-80: (7*7)+(6*8)+(5*9)+(4*4)+(3*6)+(2*8)+(1*0)=192 192 % 10 = 2 So 78946-80-2 is a valid CAS Registry Number.