4470-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4470-73-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,7 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4470-73:
(6*4)+(5*4)+(4*7)+(3*0)+(2*7)+(1*3)=89
89 % 10 = 9
So 4470-73-9 is a valid CAS Registry Number.
4470-73-9Relevant articles and documents
REACTION OF BROMOHYDRINS WITH CHLOROTRIS(TRIPHENYLPHOSPHINE)COBALT(I)
Momose, Den-ichi,Yamada, Yasuji
, p. 2669 - 2672 (2007/10/02)
Bromohydrins were converted into ketones in high yields by the reaction with chlorotris(triphenylphosphine)cobalt(I) in the presence of amine or olefin.A probable path-way for the formation of ketones from bromohydrins was also described.