106154-29-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 106154-29-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,1,5 and 4 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 106154-29:
(8*1)+(7*0)+(6*6)+(5*1)+(4*5)+(3*4)+(2*2)+(1*9)=94
94 % 10 = 4
So 106154-29-4 is a valid CAS Registry Number.
106154-29-4Relevant articles and documents
A CONVENIENT SYNTHESIS OF 5-(4-PYRIDINYL)-2(1H)-PYRIDONES
Fang, Woei-Ping,Shieh, Puh,Shiao, Min-Jen
, p. 1585 - 1588 (2007/10/02)
A convenient synthesis of 3,4-bipyridine derivatives is reported.The addition of lithium salt derived from 2-alkoxy-5-bromopyridines 3a and 3b to N-ethoxycarbonylpyridinium chloride 4a gave the corresponding unstable 1,4-dihydropyridines which were readil