79227-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79227-89-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,2,2 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 79227-89:
(7*7)+(6*9)+(5*2)+(4*2)+(3*7)+(2*8)+(1*9)=167
167 % 10 = 7
So 79227-89-7 is a valid CAS Registry Number.
79227-89-7Relevant articles and documents
MECHANISMUS DER REAKTION VON TRIARYLPHOSPHITEN MIT PHOSPHORSAEUREN
Markowska, A.,Olejnik, J.,Mlotkowska, B.,Sobanska, M.
, p. 143 - 146 (2007/10/02)
Arylation of diethyl phosphoric acid by triphenylphosphite leading to diethylphenylphosphate was studied by NMR-spectroscopy.The mixed PIII-PIV-anhydride was proved to be an intermediate.The scope of arylation is presented.