(1S,2R,3S,4R,7R,11R)-1,3,4,7-tetramethyltricyclo<5.3.1.04,11>undecane-2,3-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 137235-45-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,2,3 and 5 respectively; the second part has 2 digits, 4 and 5 respectively. Calculate Digit Verification of CAS Registry Number 137235-45: (8*1)+(7*3)+(6*7)+(5*2)+(4*3)+(3*5)+(2*4)+(1*5)=121 121 % 10 = 1 So 137235-45-1 is a valid CAS Registry Number.