227202-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227202-63-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,2,0 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 227202-63:
(8*2)+(7*2)+(6*7)+(5*2)+(4*0)+(3*2)+(2*6)+(1*3)=103
103 % 10 = 3
So 227202-63-3 is a valid CAS Registry Number.
227202-63-3Relevant articles and documents
A straightforward synthetic approach for roxindole
Lange, Jos H. M.,De Jong, Johannes C.,Sanders, Hans J.,Visser, Geb M.,Kruse, Chris G.
, p. 1055 - 1056 (1999)
A concise synthetic approach to the dopamine autoreceptor agonist roxindole 1 has been devised. The key step in the novel route is the addition of succinic anhydride to 5-methoxyindolylmagnesium bromide, which circumvents the cumbersome construction of th
