(-)-7β-hydroxy-2,4bβ-dimethyl-1-(pent-3-ynyl)-1,2,3,4,4aα,5,6,7,8,8a,9,10,10aβ-tetradecahydro-2-phenanthrol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 75517-77-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,5,1 and 7 respectively; the second part has 2 digits, 7 and 7 respectively. Calculate Digit Verification of CAS Registry Number 75517-77: (7*7)+(6*5)+(5*5)+(4*1)+(3*7)+(2*7)+(1*7)=150 150 % 10 = 0 So 75517-77-0 is a valid CAS Registry Number.