194783-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194783-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,7,8 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 194783-42:
(8*1)+(7*9)+(6*4)+(5*7)+(4*8)+(3*3)+(2*4)+(1*2)=181
181 % 10 = 1
So 194783-42-1 is a valid CAS Registry Number.
194783-42-1Relevant articles and documents
An efficient synthesis of pyrrolo[2,1-c][1,4]benzodiazepine antibiotics via reductive cyclization
Kamal, Ahmed,Reddy, B. S. Nararyan,Reddy, B. S. Praveen
, p. 1825 - 1828 (2007/10/03)
A new and convenient one-pot synthesis of pyrrolo[2,1-c][1,4]benzodiazepine (PBD) ring system has been achieved by a reductive cyclization employing N,N-dimethylhydrazine and FeCl3.6H2O in good yields.
