80935-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80935-64-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,3 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 80935-64:
(7*8)+(6*0)+(5*9)+(4*3)+(3*5)+(2*6)+(1*4)=144
144 % 10 = 4
So 80935-64-4 is a valid CAS Registry Number.
80935-64-4Relevant academic research and scientific papers
2-Spiro-indan-1,3-diones
Moehrle, Hans,Doernbrack, Sigrid,Novak, Hans-Joachim
, p. 1417 - 1424 (2007/10/02)
The reaction of 1,3-indandione, formaldehyde and primary amines does not gives double Mannich bases as described in literature, but the title compounds. - Keywords: Aminoalkylation; Enaminones; Tetrahydro-indeno-pyridines