146398-93-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146398-93-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,3,9 and 8 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 146398-93:
(8*1)+(7*4)+(6*6)+(5*3)+(4*9)+(3*8)+(2*9)+(1*3)=168
168 % 10 = 8
So 146398-93-8 is a valid CAS Registry Number.
146398-93-8Relevant articles and documents
A convenient synthesis of (±)-2-carboxy-4-(3-phosphonopropyl)piperazine (CPP)
Demaine,Smith
, p. 1065 - 1067 (1992)
A short and convenient route to the N-methyl-D-aspartate (NMDA) antagonist 2-carboxy-4-(3-phosphonopropyl)piperazine (CPP), involving selective N-4 alkylation of piperazine-2-carboxylic acid esters, is described. The method uses readily available starting