1205684-39-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1205684-39-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,5,6,8 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1205684-39:
(9*1)+(8*2)+(7*0)+(6*5)+(5*6)+(4*8)+(3*4)+(2*3)+(1*9)=144
144 % 10 = 4
So 1205684-39-4 is a valid CAS Registry Number.
1205684-39-4Relevant articles and documents
Cascade synthesis of new tetracyclic heteroaromatic thieno[2,3-b]pyridine- containing ring systems
Aitken, R. Alan,Garnett, Alasdair N.
scheme or table, p. 2402 - 2404 (2010/03/03)
Flash vacuum pyrolysis of appropriate stabilised ylides, prepared in a few steps from 2-(methylthio)nicotinic acid, give products containing previously unknown naphtho-, phenanthro-, benzothieno-and benzofuro-fused thieno[2,3-b]pyridine ring systems.
