(1R,3S,5S,8R,9R,10R,13S)-5,9,10,13-Tetrahydroxy-8,12,15,15-tetramethyl-tricyclo[9.3.1.03,8]pentadec-11-en-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 226938-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,6,9,3 and 8 respectively; the second part has 2 digits, 5 and 8 respectively. Calculate Digit Verification of CAS Registry Number 226938-58: (8*2)+(7*2)+(6*6)+(5*9)+(4*3)+(3*8)+(2*5)+(1*8)=165 165 % 10 = 5 So 226938-58-5 is a valid CAS Registry Number.