87964-49-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87964-49-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,9,6 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87964-49:
(7*8)+(6*7)+(5*9)+(4*6)+(3*4)+(2*4)+(1*9)=196
196 % 10 = 6
So 87964-49-6 is a valid CAS Registry Number.
87964-49-6Relevant articles and documents
Ipso and cine substitution of bromine in pyridazinones
Katrusiak,Katrusiak,Baloniak,Zielinska
, p. 45 - 56 (2007/10/03)
Nucleophilic ipso and cine substitution of bromine in pyridazine derivatives has been investigated in several solvents, such as dry DMF, anhydrous ethanol and dry THF. The structures of obtained isomeric products have been monitored by chemical methods, X