126230-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126230-97-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,2,3 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 126230-97:
(8*1)+(7*2)+(6*6)+(5*2)+(4*3)+(3*0)+(2*9)+(1*7)=105
105 % 10 = 5
So 126230-97-5 is a valid CAS Registry Number.
126230-97-5Relevant articles and documents
INTRAMOLECULAR CYCLIZATION REACTIONS OF PYRIMIDINIUM CATIONS
Frissen, A. E.,Geurtsen, G.,Marcelis, A. T. M.,Plas, H. C. van der
, p. 595 - 606 (2007/10/02)
N-Alkylpyrimidinium cations carrying a dienophilic side-chain at the 2- or 5-position undergo intramolecular inverse electron demand Diels-Alder reactions into the corresponding annelated pyridine derivatives under considerably milder conditions than the
