545357-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 545357-77-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,5,3,5 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 545357-77:
(8*5)+(7*4)+(6*5)+(5*3)+(4*5)+(3*7)+(2*7)+(1*7)=175
175 % 10 = 5
So 545357-77-5 is a valid CAS Registry Number.
545357-77-5Relevant articles and documents
Concise total synthesis of (±)-maritidine
Bru, Claire,Thal, Claude,Guillou, Catherine
, p. 1845 - 1846 (2003)
(Matrix presented) Maritidine can be readily obtained from the corresponding protected β,γ-unsaturated ketone. The quaternary carbon of maritidine was created for the first time via an intramolecular Heck reaction.
