197588-51-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 197588-51-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,5,8 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 197588-51:
(8*1)+(7*9)+(6*7)+(5*5)+(4*8)+(3*8)+(2*5)+(1*1)=205
205 % 10 = 5
So 197588-51-5 is a valid CAS Registry Number.
197588-51-5Relevant articles and documents
Regiospecific Synthesis of 6-Alkyltropan-2-ones
Lomenzo, Stacey A.,Bradley, Amy L.,Zhu, Naijue,Klein, Cheryl L.,Trudell, Mark L.
, p. 1139 - 1146 (2007/10/03)
A new synthetic approach for the regiospecific alkylation of the 6-position of the tropane ring system has been developed. Alkylation, desulfonylation and deprotection of tropanes 5 and 12 furnished a series of 6-endo-alkyltropan-2-one derivatives 8a-e, 1
