56523-17-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56523-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,5,2 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 56523-17:
(7*5)+(6*6)+(5*5)+(4*2)+(3*3)+(2*1)+(1*7)=122
122 % 10 = 2
So 56523-17-2 is a valid CAS Registry Number.
56523-17-2Relevant articles and documents
TOTAL SYNTHESIS OF (+/-)-TRINORANASTREPTENE
Kang, S.H.,Kim, W.J.,Chae, Y.B.
, p. 5169 - 5172 (2007/10/02)
The first total synthesis of (+/-)-trinoranastreptene 1, a structurally unique trinorsesquiterpenoid is described.