109317-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109317-05-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,1 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 109317-05:
(8*1)+(7*0)+(6*9)+(5*3)+(4*1)+(3*7)+(2*0)+(1*5)=107
107 % 10 = 7
So 109317-05-7 is a valid CAS Registry Number.
109317-05-7Relevant articles and documents
A γ-LACTAM ANALOGUE OF THE PENEMS POSSESSING ANTIBACTERIAL ACTIVITY
Baldwin, Jack E.,Freeman, Richard T.,Lowe, Christopher,Schofield, Christopher J.,Lee, Eun
, p. 4537 - 4550 (2007/10/02)
The synthesis of a γ-lactam analogue of penems, from aspartic acid semi-aldehyde, which possessed antibacterial activity is described.
