121583-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121583-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,5,8 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 121583-53:
(8*1)+(7*2)+(6*1)+(5*5)+(4*8)+(3*3)+(2*5)+(1*3)=107
107 % 10 = 7
So 121583-53-7 is a valid CAS Registry Number.
121583-53-7Relevant articles and documents
N-Arylsulfonyl-N'-pyrimidinyl Substituted Aminals of Chloral
Pucher, Rainer,Griengl, Herfried
, p. 1415 - 1426 (2007/10/02)
N-Arylsulfonyl-N'-pyrimidinyl substituted aminals of chloral were prepared from N-(1-Hydroxy-2,2,2-trichloroethyl)arylsulfonamides with thionyl chloride and subsequent reaction with aminopyrimidines. - Keywords: Chloral-aminals, N-arylsulfonyl-N'-pyrimidinyl
