112181-53-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112181-53-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,1,8 and 1 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 112181-53:
(8*1)+(7*1)+(6*2)+(5*1)+(4*8)+(3*1)+(2*5)+(1*3)=80
80 % 10 = 0
So 112181-53-0 is a valid CAS Registry Number.
112181-53-0Relevant articles and documents
A Convenient Synthesis of Novel 1,3,4-Substituted 2-Pyrazoline-5-ones
Sicker, Dieter,Boehlmann, Winfried,Bendler, Detlef,Mann, Gerhard
, p. 493 - 495 (2007/10/02)
A number of new 1,3,4-substituted 2-pyrazoline-5-ones 3a-i have been prepared by addition of 1,3-substituted 2-pyrazoline-5-ones 1a-f to trichloroacetaldimine derivatives 2a-c.