89393-44-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89393-44-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,9 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89393-44:
(7*8)+(6*9)+(5*3)+(4*9)+(3*3)+(2*4)+(1*4)=182
182 % 10 = 2
So 89393-44-2 is a valid CAS Registry Number.
89393-44-2Relevant articles and documents
Reactivity of o-Styryl Oxazolines with Nucleophiles
Seijas, Julio A.,Vazquez-Tato, M. Pilar,Castedo, Luis,Estevez, Ramon J.,Ruiz, Maria
, p. 5283 - 5284 (2007/10/02)
The reaction of o-styryl oxazolines with organolithium reagents leads to conjugated addition to the exocyclic double bond in very good yields.