1344240-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1344240-92-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,4,2,4 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1344240-92:
(9*1)+(8*3)+(7*4)+(6*4)+(5*2)+(4*4)+(3*0)+(2*9)+(1*2)=131
131 % 10 = 1
So 1344240-92-1 is a valid CAS Registry Number.
1344240-92-1Relevant articles and documents
Furan ring opening-pyrrole ring closure. A simple route to 1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazin-3-ones
Trushkov, Igor V.,Nevolina, Tatyana A.,Shcherbinin, Vitaly A.,Sorotskaya, Lyudmila N.,Butin, Alexander V.
, p. 3974 - 3976 (2013/07/25)
We report here an application of a furan ring opening-Paal-Knorr pyrrole synthesis sequence for the transformation of furfurylamines into 1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazin-3-ones.
