112517-28-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112517-28-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,5,1 and 7 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 112517-28:
(8*1)+(7*1)+(6*2)+(5*5)+(4*1)+(3*7)+(2*2)+(1*8)=89
89 % 10 = 9
So 112517-28-9 is a valid CAS Registry Number.
112517-28-9Relevant articles and documents
Azoles. Part 5. Metal-Halogen Exchange Reactions of Polybromoimidazoles
Iddon, Brian,Khan, Nazir
, p. 1445 - 1452 (2007/10/02)
1,2-Dilithiated imidazoles were prepared by treating 2-bromo-4,5-dichloro- and 2,4,5-tribromoimidazole with 2 equivalents of butyl-lithium and trapped with various electrophiles to give moderate yields of the 2-substituted 4,5-dihalogeno compounds (4)-(10
