2-((4aR,8S,8aR)-8,8a-Dimethyl-3-oxo-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-2-yl)-acrylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 135305-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,3,0 and 5 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 135305-72: (8*1)+(7*3)+(6*5)+(5*3)+(4*0)+(3*5)+(2*7)+(1*2)=105 105 % 10 = 5 So 135305-72-5 is a valid CAS Registry Number.