(1R,2S,6S,7S,9R)-(-)-7-amino-4,4,12,12-tetramethyl-3,5,11,13-tetraoxatricyclo<7.4.0.02,6>tridecane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 90025-01-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,0,2 and 5 respectively; the second part has 2 digits, 0 and 1 respectively. Calculate Digit Verification of CAS Registry Number 90025-01: (7*9)+(6*0)+(5*0)+(4*2)+(3*5)+(2*0)+(1*1)=87 87 % 10 = 7 So 90025-01-7 is a valid CAS Registry Number.