138406-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138406-49-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,4,0 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 138406-49:
(8*1)+(7*3)+(6*8)+(5*4)+(4*0)+(3*6)+(2*4)+(1*9)=132
132 % 10 = 2
So 138406-49-2 is a valid CAS Registry Number.
138406-49-2Relevant articles and documents
Studies on the Stereochemical Characterization of N-Methylated Amino Acids
Ang, Siau-Gek,Low, Siew Hsien
, p. 1591 - 1601 (2007/10/02)
Various methods that could be to determine the absolute configuration of N,N-dimethylated amino acids were investigated.Two methods utilizing 1H nuclear magnetic resonance (n.m.r.) spectroscopy were successful.The first involved the conversion of the N,N-
