1449420-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1449420-64-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,9,4,2 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1449420-64:
(9*1)+(8*4)+(7*4)+(6*9)+(5*4)+(4*2)+(3*0)+(2*6)+(1*4)=167
167 % 10 = 7
So 1449420-64-7 is a valid CAS Registry Number.
1449420-64-7Relevant articles and documents
Synthesis of spiro-annelated pyroglutamides by the Ugi reaction
Stolyarenko, Vasiliy Yu.,Evdokimov, Anatoliy A.,Shishkin, Vladimir I.
, p. 233 - 234 (2013/09/02)
Three component Ugi reaction between 1-(2-oxoethyl)cycloalkanecarboxylic acids, amines and isocyanides affords spirocyclic N-substituted 5-carbamoyl-2-pyrrolidones.
