459174-51-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 459174-51-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,9,1,7 and 4 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 459174-51:
(8*4)+(7*5)+(6*9)+(5*1)+(4*7)+(3*4)+(2*5)+(1*1)=177
177 % 10 = 7
So 459174-51-7 is a valid CAS Registry Number.
459174-51-7Relevant articles and documents
An efficient synthesis of N-Boc-D-diphenylalanine from a chiral azirdine-2-carboxylate
Chang, Jae-Won,Ha, Hyun-Joon,Park, Chan Sun,Kim, Min Sung,Lee, Won Koo
, p. 1143 - 1148 (2007/10/03)
N-Boc-D-diphenylalanine was prepared from a commercially available aziridine-2(S)-carboxylate through alkylation, regiospecific aziridine ring opening, and benzylic deoxygenation followed by oxidation in 57% overall yield.