(3R*,3aR*,4R*,7S*)-2,3,4,5,6,7-hexahydro-3-(hydroxymethyl)-8,8-dimethyl-2-oxo-3a,7-ethano-3aH-indene-4-carboxylic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 78739-65-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,7,3 and 9 respectively; the second part has 2 digits, 6 and 5 respectively. Calculate Digit Verification of CAS Registry Number 78739-65: (7*7)+(6*8)+(5*7)+(4*3)+(3*9)+(2*6)+(1*5)=188 188 % 10 = 8 So 78739-65-8 is a valid CAS Registry Number.