144542-64-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144542-64-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,5,4 and 2 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 144542-64:
(8*1)+(7*4)+(6*4)+(5*5)+(4*4)+(3*2)+(2*6)+(1*4)=123
123 % 10 = 3
So 144542-64-3 is a valid CAS Registry Number.
144542-64-3Relevant articles and documents
Asymmetric Synthesis of 2,6-Diaminopimelic Acids
Williams, Robert M.,Yuan, Chenguang
, p. 6519 - 6527 (1992)
The preparations of (R,R)-2,6-diaminopimelic acid, (S,S)-2,6-diaminopimelic acid, (S,R)-2,6-diaminopimelic acid, and (S,S)-2,7-diaminosuberic acid are described.The synthesis of mono-N-protected (S,R)-2,6-diaminopimelic acid is also described.