1204930-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1204930-25-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,4,9,3 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1204930-25:
(9*1)+(8*2)+(7*0)+(6*4)+(5*9)+(4*3)+(3*0)+(2*2)+(1*5)=115
115 % 10 = 5
So 1204930-25-5 is a valid CAS Registry Number.
1204930-25-5Relevant articles and documents
Robust preparation of novel imidazo[5,1-b][1,3,4]oxadiazoles
Tran, Tuan P.,Patel, Nandini,Samas, Brian,Schwarz, Jacob B.
supporting information; experimental part, p. 5063 - 5066 (2010/04/04)
Cyclodehydration of amino acid-derived acyl hydrazide amides 2 to the corresponding oxadiazoles was followed by a second dehydration event, smoothly furnishing the novel imidazo[5,1-b][1,3,4]oxadiazole motif 1.
