73909-49-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73909-49-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,0 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 73909-49:
(7*7)+(6*3)+(5*9)+(4*0)+(3*9)+(2*4)+(1*9)=156
156 % 10 = 6
So 73909-49-6 is a valid CAS Registry Number.
73909-49-6Relevant articles and documents
BASE INDUCED REACTION OF N-METHYL QUATERNARY SALTS OF THIOPHENE CONDENSED 1-AZA-BICYCLONONANES
Maffrand, Jean-Pierre,Lucas, Marc
, p. 325 - 332 (2007/10/02)
Reactions of N-methyl quaternary salts of thiophene condensed 1-aza-bicyclononanes with various bases were examined in order to obtain preferentially Hofman elimination or Stevens rearrangement.
