151693-84-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151693-84-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,6,9 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 151693-84:
(8*1)+(7*5)+(6*1)+(5*6)+(4*9)+(3*3)+(2*8)+(1*4)=144
144 % 10 = 4
So 151693-84-4 is a valid CAS Registry Number.
151693-84-4Relevant articles and documents
REACTIONS OF 2-CYANOTHIOACETAMIDE WITH α-ALKYLATED β-DIKETONES: SYNTHESIS OF PYRIDINE-2(1H)-THIONE, THIENOPYRIDINE AND PYRIDOPYRAZOLE DERIVATIVES
Elgemeie, Galal E. H.,Ali, Hosny A.,Eid, Mohga M.
, p. 1517 - 1532 (2007/10/02)
A novel synthesis of pyridine-2(1H)-thiones, thienopyridines and pyridopyrazoles utilizing 2-cyanothioacetamide and α-alkylated β-diketones as starting components is described.
