1019599-93-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019599-93-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,5,9 and 9 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1019599-93:
(9*1)+(8*0)+(7*1)+(6*9)+(5*5)+(4*9)+(3*9)+(2*9)+(1*3)=179
179 % 10 = 9
So 1019599-93-9 is a valid CAS Registry Number.
1019599-93-9Relevant 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.
