84021-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84021-15-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,0,2 and 1 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 84021-15:
(7*8)+(6*4)+(5*0)+(4*2)+(3*1)+(2*1)+(1*5)=98
98 % 10 = 8
So 84021-15-8 is a valid CAS Registry Number.
84021-15-8Relevant articles and documents
ELECTROPHILIC SUBSTITUTION OF 1-METHYLINDENO-1H-PYRIDINE
Prostakov, N. S.,Soldatenkov, A. T.,Bagdadi, M. V.,Fomichev, A. A.,Golovtsov, N. I.
, p. 954 - 956 (1982)
It is shown that electrophilic substitution of 1-methylindeno-1H-pyridine takes place at the C9 atom in the case of acylation (acetylation, benzoylation, and formylation), bromination, and nitration.Data from the 13C NMR spectrum of this
