69994-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69994-50-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,9 and 4 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 69994-50:
(7*6)+(6*9)+(5*9)+(4*9)+(3*4)+(2*5)+(1*0)=199
199 % 10 = 9
So 69994-50-9 is a valid CAS Registry Number.
69994-50-9Relevant articles and documents
REACTIVITE DES IMINES VIS A VIS D'ALCENES GEM DISUBSTITUES. SYNTHESE D'AZA-1 BICYCLO (2,1,0) PENTANES
Joucla, M.,Fouchet, B.,Hamelin, J.
, p. 2707 - 2716 (2007/10/02)
Imines undergo 1,3 dipolar cycloadditions as well as 3- + 2 polar cycloadditions reactions with alkenes substituted at the same carbon atom with an electron withdrawing group and a leaving group to give heterocyclic compounds.