87786-84-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87786-84-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,8 and 6 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 87786-84:
(7*8)+(6*7)+(5*7)+(4*8)+(3*6)+(2*8)+(1*4)=203
203 % 10 = 3
So 87786-84-3 is a valid CAS Registry Number.
87786-84-3Relevant articles and documents
REACTION OF N-SUBSTITUTED N'-ACYLSELENIUM DIIMIDES WITH OLEFINS
Derkach, N. Ya.,Barashenkov, G. G.,Levchenko, E. S.
, p. 1435 - 1438 (2007/10/02)
N-Substituted N'-acylselenium diimides, which contain a Se=N-C=O group, react with olefins by a 1,4-cycloaddition mechanism with the formation of the corresponding substituted 4-imino-5,6-dihydro-4,1,3-selenaoxazines.