80999-16-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80999-16-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,9 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 80999-16:
(7*8)+(6*0)+(5*9)+(4*9)+(3*9)+(2*1)+(1*6)=172
172 % 10 = 2
So 80999-16-2 is a valid CAS Registry Number.
80999-16-2Relevant articles and documents
A SHORT SYNTHESIS OF 1-PHENYL-3-OXO-OCTAHYDROISOQUINOLINES
Ng, Kai S.,Rutledge, Peter S.,Woodgate, Paul D.
, p. 27 - 29 (2007/10/02)
Equimolar amounts of benzaldehyde and 1-cyclohexenylacetonitrile react with P2O5 - methanesulfonic acid to give a mixture of isomeric 1-phenyl-3-oxo-octahydroisoquinolines in good yield.