1043252-37-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1043252-37-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,3,2,5 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1043252-37:
(9*1)+(8*0)+(7*4)+(6*3)+(5*2)+(4*5)+(3*2)+(2*3)+(1*7)=104
104 % 10 = 4
So 1043252-37-4 is a valid CAS Registry Number.
1043252-37-4Relevant articles and documents
A rapid synthesis of 2-alkynylindoles and 2-alkynylbenzofurans
Fiandanese, Vito,Bottalico, Daniela,Marchese, Giuseppe,Punzi, Angela
, p. 7301 - 7306 (2008)
An expeditious synthesis of 2-alkynylindoles and 2-alkynylbenzofuran derivatives has been devised starting from easily available ortho-substituted aryl diynes.