76191-98-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76191-98-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,1,9 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76191-98:
(7*7)+(6*6)+(5*1)+(4*9)+(3*1)+(2*9)+(1*8)=155
155 % 10 = 5
So 76191-98-5 is a valid CAS Registry Number.
76191-98-5Relevant articles and documents
2- and 4-Pyridones by Oxidative Demethylation of 2- and 4-Methylpyridinium Cations
Katritzky, Alan R.,Patel, Ranjan C.,Shanta, Mohammed
, p. 1888 - 1889 (2007/10/02)
1-Substituted-2- and -4-methylpyridinium cations are converted by pentyl or ethyl nitrite and sodium methoxide into 1-substituted-2- and -4-pyridones respectively.
