113503-76-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113503-76-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,5,0 and 3 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 113503-76:
(8*1)+(7*1)+(6*3)+(5*5)+(4*0)+(3*3)+(2*7)+(1*6)=87
87 % 10 = 7
So 113503-76-7 is a valid CAS Registry Number.
113503-76-7Relevant articles and documents
A CONVENIENT ACCESS TO FUROQUINOLINES AND TO FUROPYRIDINES VIA SRN1 REACTIONS
Beugelmans, Rene,Bois-Choussy, Michele
, p. 1863 - 1871 (2007/10/02)
The two steps route to furoquinolines 4 or to furopyridines 17 involves an SRN1 reaction between 5-chloro-7-iodo-8-isopropoxyquinoline 1a or 2-bromo-3-isopropoxypyridine 15 and enolates derived from ketones.The substitution produc
