71694-86-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71694-86-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,6,9 and 4 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 71694-86:
(7*7)+(6*1)+(5*6)+(4*9)+(3*4)+(2*8)+(1*6)=155
155 % 10 = 5
So 71694-86-5 is a valid CAS Registry Number.
71694-86-5Relevant articles and documents
Total synthesis of (-)-maysine
Meyers,Babiak,Campbell,et al.
, p. 5015 - 5024 (2007/10/02)
A convergent synthesis of the natural macrocycle (-)-maysine (3) has been accomplished involving only a single separation of epimers at C-10. The scheme involved the preparation of three major fragments: (a) the western zone, 4; (b) the southern zone, 6;