145223-78-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145223-78-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,2,2 and 3 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 145223-78:
(8*1)+(7*4)+(6*5)+(5*2)+(4*2)+(3*3)+(2*7)+(1*8)=115
115 % 10 = 5
So 145223-78-5 is a valid CAS Registry Number.
145223-78-5Relevant articles and documents
Handy access to chiral N,N'-disubstituted 3-aminopyrrolidines
Maddaluno,Corruble,Leroux,Ple,Duhamel
, p. 1239 - 1242 (2007/10/02)
A new and rapid synthesis of (S)-3-aminopyrrolidines Z is proposed from N-protected (S)-Asparagine. Basic cyclization of methyl N-Z-(S)-Asparaginate 1 followed by one-pot N-benzylation directly leads to (S)-aminosuccinimide 3 which, after cleavage of the
