73725-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73725-20-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,7,2 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 73725-20:
(7*7)+(6*3)+(5*7)+(4*2)+(3*5)+(2*2)+(1*0)=129
129 % 10 = 9
So 73725-20-9 is a valid CAS Registry Number.
73725-20-9Relevant articles and documents
STABILITY OF INDOLYLPHENYLMETHYL CATIONS
Kogan, N.A.
, p. 373 - 376 (2007/10/02)
In order to evaluate the influence of substituents in position 5 of indole and in the para position of phenyl on the stability of 2-ethoxycarbonylindole-3-indolylphenylmethyl cations (IPMCs) we have experimentally determined by a spectrophotometric method
