573969-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 573969-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,3,9,6 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 573969-74:
(8*5)+(7*7)+(6*3)+(5*9)+(4*6)+(3*9)+(2*7)+(1*4)=221
221 % 10 = 1
So 573969-74-1 is a valid CAS Registry Number.
573969-74-1Relevant articles and documents
An efficient method for the synthesis of (+)-cyclozonarone, isozonarol δ,8,9 and isozonarone δ8,9
Villamizar, Jose,Fuentes, Juan,Tropper, Eleonora,Orcajo, Angel L.,Alonso, Randolph
, p. 1121 - 1129 (2003)
An efficient method for the synthesis of (+)-cyclozonarone 5, isozonarol Δ8,9 6 and isozonarone Δ8,9 7 via the diene 4, obtained in two steps from manool 3, is described.