480-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 480-57-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,8 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 480-57:
(5*4)+(4*8)+(3*0)+(2*5)+(1*7)=69
69 % 10 = 9
So 480-57-9 is a valid CAS Registry Number.
480-57-9Relevant articles and documents
Facile syntheses of (-)-montagnetol and (-)-erythrin
Kumbaraci, Volkan,Gunduz, Hande,Karadeniz, Meric
, p. 6328 - 6330 (2013/11/06)
A novel synthetic method is introduced to prepare the biologically important montagnetol and erythrin compounds starting from a 1,3-benzodioxin-4-one, synthesized from commercially available orsellinic acid and erythritol.