115909-94-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115909-94-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,9,0 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 115909-94:
(8*1)+(7*1)+(6*5)+(5*9)+(4*0)+(3*9)+(2*9)+(1*4)=139
139 % 10 = 9
So 115909-94-9 is a valid CAS Registry Number.
115909-94-9Relevant articles and documents
Synthese und Bestimmung des Chiralitaetssinns von (+)-(R)-1-Azabicyclononan-2-on
Brehm, Renate,Ohnhaeuser, Dieter,Gerlach, Hans
, p. 1981 - 1987 (1987)
Optically active (+)-(R)-1-azabicyclononan-2-one ((+)-1) of known absolute configuration is synthesized in the following way: Resolution of (+/-)-piperidin-3-ethanol ((+/-)-2) by fractional recrystallization of its diastereoisomeric salts with (+)-
