133146-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133146-43-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,4 and 6 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133146-43:
(8*1)+(7*3)+(6*3)+(5*1)+(4*4)+(3*6)+(2*4)+(1*3)=97
97 % 10 = 7
So 133146-43-7 is a valid CAS Registry Number.
133146-43-7Relevant articles and documents
A Sterically Switched Ionophore
Raban, Morton,Quin, John,Belguise, Alain
, p. 35 - 38 (2007/10/02)
A cyclohexane pro-ionophore is held in one chair form (non-ionophoric) by a large, tertiary, ketal moiety.Upon hydrolysis the acetyl group is small enough to be axial and the cyclohexane ring can flip to an ionophoric conformation.