1428907-32-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1428907-32-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,8,9,0 and 7 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1428907-32:
(9*1)+(8*4)+(7*2)+(6*8)+(5*9)+(4*0)+(3*7)+(2*3)+(1*2)=177
177 % 10 = 7
So 1428907-32-7 is a valid CAS Registry Number.
1428907-32-7Relevant articles and documents
Synthesis of novel thieno[3,2-b]quinolines and thieno[3,2-d][1,3]thiazoles
Datoussaid, Yazid,Kirsch, Gilbert,Othman, Adil A.,Abdillahi, Ismail
, p. 223 - 227 (2013/01/15)
New heterocyclic 2-Aryl-9-chloro-5,6,7,8-tetrahydrothieno[3,2-b]quinoline derivatives [Aryl-CTTQ] (2a-e) and 5-arylthieno[3,2-d][1,3]thiazol-2-amine derivatives[Aryl-TZA] (6a-e)were achieved in good yields starting from 5-aryl-3-aminothiophene-2-carboxyli
