14039-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 14039-81-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,0,3 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 14039-81:
(7*1)+(6*4)+(5*0)+(4*3)+(3*9)+(2*8)+(1*1)=87
87 % 10 = 7
So 14039-81-7 is a valid CAS Registry Number.
14039-81-7Relevant articles and documents
Reaction of 5-(Substituted-amino)oxazoles with N-Phenylmaleimide
Shimada, Sadakatsu
, p. 1237 - 1241 (2007/10/02)
Reaction of 5-aminooxazoles with N-phenylmaleimide gave 7-hydroxy-2-phenylpyrrolopyridine-1,3-diones and 7-amino-2-phenylpyrrolopyridine-1,3-diones via tricyclic adducts.The ratio of the 7-hydroxy compound and 7-amino compound depended on th
