113542-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113542-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,5,4 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 113542-05:
(8*1)+(7*1)+(6*3)+(5*5)+(4*4)+(3*2)+(2*0)+(1*5)=85
85 % 10 = 5
So 113542-05-5 is a valid CAS Registry Number.
113542-05-5Relevant articles and documents
Synthetic potential of papaverine derivatives via benzynes
de Lera, Angel Rodriguez,Aubourg, Santiago,Suau, Rafael,Castedo, Luis
, p. 675 - 684 (2007/10/02)
When 6′-bromoderivatives of papaverine and papaveraldine were treated with dimsyl sodium, products which incorporate the reagent are obtained. Under similar conditions 6′-bromopapaverine methiodide afforded the expected aporphine skeleton.
