161867-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161867-82-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,8,6 and 7 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 161867-82:
(8*1)+(7*6)+(6*1)+(5*8)+(4*6)+(3*7)+(2*8)+(1*2)=159
159 % 10 = 9
So 161867-82-9 is a valid CAS Registry Number.
161867-82-9Relevant articles and documents
Synthesis of (endo) 3,9-Disubstituted Diazabicyclononan-7-amines
Gregory, J. A.,Jennings, A. J.,Joiner, G. F.,King, F. D.,Rahman, S. K.
, p. 155 - 158 (2007/10/02)
The novel synthesis of a series of 3,9-diazabicyclononan-7-amines (4) is reported via an alane reduction of a key intermediate oxime (8).The stereoselectivity of the reduction is highly dependent on the size of the 3-aza substituent.