119490-09-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119490-09-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,4,9 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 119490-09:
(8*1)+(7*1)+(6*9)+(5*4)+(4*9)+(3*0)+(2*0)+(1*9)=134
134 % 10 = 4
So 119490-09-4 is a valid CAS Registry Number.
119490-09-4Relevant articles and documents
A FACILE ROUTE TO POLYSUBSTITUTED 2-HYDROXY-3-NITRO-CYCLOPENTANONES VIA A LINEAR α-KETOENAMINE
Felluga, F.,Nitti, P.,Pitacco, G.,Valentin, E.
, p. 4165 - 4168 (2007/10/02)
The morpholino monoenamine of diacetyl has been synthesized and reacted with conjugated nitroolefins to give functionalized cyclopentanone derivatives, after hydrolysis of the isolated enamine intermediates.