(1S)-cis-3-acetoxymethyl-1,2,3,4,6,11-hexahydro-1,3,5,12-tetrahydroxy-6,11-dioxonaphthacene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78499-69-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,4,9 and 9 respectively; the second part has 2 digits, 6 and 9 respectively. Calculate Digit Verification of CAS Registry Number 78499-69: (7*7)+(6*8)+(5*4)+(4*9)+(3*9)+(2*6)+(1*9)=201 201 % 10 = 1 So 78499-69-1 is a valid CAS Registry Number.