169059-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169059-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,0,5 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 169059-74:
(8*1)+(7*6)+(6*9)+(5*0)+(4*5)+(3*9)+(2*7)+(1*4)=169
169 % 10 = 9
So 169059-74-9 is a valid CAS Registry Number.
169059-74-9Relevant articles and documents
Preparation of amino- and carboxy-protected L-α-amino-ω-iodocarboxylic acids
Easmon,Heinisch,Holzer,Matuszczak
, p. 367 - 370 (1995)
The synthesis of L-α-amino-ω-iodobutyric, valeric, and caproic acid esters protected at the amino function by a benzyloxycarbonyl group is reported.