60989-51-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 60989-51-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,0,9,8 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 60989-51:
(7*6)+(6*0)+(5*9)+(4*8)+(3*9)+(2*5)+(1*1)=157
157 % 10 = 7
So 60989-51-7 is a valid CAS Registry Number.
60989-51-7Relevant articles and documents
Studies on Heterocyclic Enamines: New Syntheses of 4H-Pyranes, Pyranopyrazoles and Pyranopyrimidines
Elnagdi, Mohamed Hilmy,Abdel-Motaleb, Ramadan Maawad,Mustafa, Mona,Zayed, Mohamed Foad,Kamel, Eman Moustafa
, p. 1677 - 1682 (2007/10/02)
The behaviour of several 2-amino-3-cyano-4H-pyran derivatives toward a variety of nucleophilic reagents is reported.