125218-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 125218-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,2,1 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 125218-59:
(8*1)+(7*2)+(6*5)+(5*2)+(4*1)+(3*8)+(2*5)+(1*9)=109
109 % 10 = 9
So 125218-59-9 is a valid CAS Registry Number.
125218-59-9Relevant articles and documents
PREPARATION OF HETEROCYCLIC AMINO ACIDS VIA INTRAMOLECULAR MUKAIYAMA ALDOL CONDENSATION: SYNTHESIS OF A NOVEL CYCLOLEUCINE ANALOGUE
Walker, Daniel M.,Logusch, Eugene W.
, p. 1181 - 1184 (2007/10/02)
A novel 5-endoeexon intramolecular Mukaiyama aldol condensation was employed in a simple synthesis of 3-amino-3-tetrahydrofurancarboxylic acid, an oxygenated cycloleucine analogue.