16417-65-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16417-65-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,4,1 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 16417-65:
(7*1)+(6*6)+(5*4)+(4*1)+(3*7)+(2*6)+(1*5)=105
105 % 10 = 5
So 16417-65-5 is a valid CAS Registry Number.
16417-65-5Relevant articles and documents
Chemical modification of chlorophenols for their gas-chromatographic determination in water
Korenman,Gruzdev,Kondratenok
, p. 1526 - 1530 (2007/10/03)
A two-stage chemical modification involving bromination in aqueous solution followed by acylation of the resulting bromochlorophenols in the extract was studied as a way to decrease the detection limit of chlorophenols in water.