717916-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 717916-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,7,9,1 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 717916-77:
(8*7)+(7*1)+(6*7)+(5*9)+(4*1)+(3*6)+(2*7)+(1*7)=193
193 % 10 = 3
So 717916-77-3 is a valid CAS Registry Number.
717916-77-3Relevant articles and documents
Synthetic approach to kendomycin: Preparation of the C-glycosidic core
Sengoku, Tetsuya,Arimoto, Hirokazu,Uemura, Daisuke
, p. 1220 - 1221 (2007/10/03)
Synthesis of the C13-C19 C-glycoside portion of kendomycin was achieved via oxidative pyran cyclization and Claisen rearrangement to construct the fully functionalized aromatic ring.