145389-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145389-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,3,8 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 145389-71:
(8*1)+(7*4)+(6*5)+(5*3)+(4*8)+(3*9)+(2*7)+(1*1)=155
155 % 10 = 5
So 145389-71-5 is a valid CAS Registry Number.
145389-71-5Relevant articles and documents
A Short Synthesis of (S)-3-(Dimethylphosphono)-2-((9-fluorenyl)methoxycarbamoyl)propionic Acid, a Protected Phosphonic Acid Analogue of Aspartic Acid
Hutchinson, Jonathan P. E.,Parkes, Kevin E. B.
, p. 7065 - 7066 (2007/10/02)
The synthesis, from serine, of a phosphonic acid analogue of aspartic acid protected in a form suitable for peptide synthesis, is described.
