138962-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138962-05-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,6 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 138962-05:
(8*1)+(7*3)+(6*8)+(5*9)+(4*6)+(3*2)+(2*0)+(1*5)=157
157 % 10 = 7
So 138962-05-7 is a valid CAS Registry Number.
138962-05-7Relevant academic research and scientific papers
Barbe, Jacques,Boyer, Gerard,Carignano, Isabelle,Elguero, Jose,Galy, Jean-Pierre,Morel, Sandrine,Oughedani, Razika
, p. 6709 - 6710 (1991)
The synthesis of thiazolo [5,4-α] acridities and acridin-9(10H-ones by cyclisation of anthranilic acids is described. NMR (specially 1H NMR) was used to ascertain their 'bent' structure.
