502963-55-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 502963-55-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,2,9,6 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 502963-55:
(8*5)+(7*0)+(6*2)+(5*9)+(4*6)+(3*3)+(2*5)+(1*5)=145
145 % 10 = 5
So 502963-55-5 is a valid CAS Registry Number.
502963-55-5Relevant academic research and scientific papers
N,N-linked bisazaheterocycles: PartVI - Synthesis of tetraquinazolinones
Reddy, L. Manmohan,Reddy, P. Pratap,Reddy
, p. 2410 - 2413 (2007/10/03)
The synthesis of N,N-linked tetraquniazolinones is reported for the first time.