380375-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 380375-81-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,0,3,7 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 380375-81:
(8*3)+(7*8)+(6*0)+(5*3)+(4*7)+(3*5)+(2*8)+(1*1)=155
155 % 10 = 5
So 380375-81-5 is a valid CAS Registry Number.
380375-81-5Relevant articles and documents
12H-[2]-benzothiepino[6,5a,5-bc]benzofuran: Synthesis of a sulfur-analog of galanthamine
Treu, Matthias,Jordis, Ulrich,Mereiter, Kurt
, p. 1727 - 1735 (2007/10/03)
An analog of the anti-Alzheimer drug galanthamine, carrying a SO2-moiety instead of an amino-functionality, has been synthesized as a racemic mixture using tandem cyclization techniques to form a new four membered heterocyclic ring system.