(1RS,2RS,3SR,6RS,7SR,8SR,11RS)-7,11-diacetoxy-3,6-dihydroxy-2,3,10,10-tetramethyltricyclo<6.3.0.02,6>undecane-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73828-13-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,2 and 8 respectively; the second part has 2 digits, 1 and 3 respectively. Calculate Digit Verification of CAS Registry Number 73828-13: (7*7)+(6*3)+(5*8)+(4*2)+(3*8)+(2*1)+(1*3)=144 144 % 10 = 4 So 73828-13-4 is a valid CAS Registry Number.