51830-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51830-64-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,8,3 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 51830-64:
(7*5)+(6*1)+(5*8)+(4*3)+(3*0)+(2*6)+(1*4)=109
109 % 10 = 9
So 51830-64-9 is a valid CAS Registry Number.
51830-64-9Relevant academic research and scientific papers
THE 4-PENTEN-4-OLIDE GROUP: A NOVEL, MULTIDIRECTIONAL PARTICIPANT IN CATIONIC OLEFIN CYCLIZATION.
Jaeger, Volker,Kuhn, Walter,Schubert, U.
, p. 2583 - 2586 (2007/10/02)
The alkenyl-substituted 4-penten-4-olide 1 on treatment with various acids is selectively converted to 5-, 6-, or 7-membered carbocyclic lactones or keto acids.
