250146-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 250146-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,0,1,4 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 250146-77:
(8*2)+(7*5)+(6*0)+(5*1)+(4*4)+(3*6)+(2*7)+(1*7)=111
111 % 10 = 1
So 250146-77-1 is a valid CAS Registry Number.
250146-77-1Relevant articles and documents
Synthesis and antitumoral activities of marine ent-chromazonarol and related compounds
Barrero, Alejandro F.,Alvarez-Manzaneda, Enrique J.,Herrador, M. Mar,Chahboun, Rachid,Galera
, p. 2325 - 2328 (2007/10/03)
Efficient syntheses of ent-isozonarol (6a), ent-isozonarone (7a) and ent-chromazonarol (8) from (-)-sclareol (12) are described. 6a and 7a show a significative antitumoral activity.