56294-43-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56294-43-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,2,9 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 56294-43:
(7*5)+(6*6)+(5*2)+(4*9)+(3*4)+(2*4)+(1*3)=140
140 % 10 = 0
So 56294-43-0 is a valid CAS Registry Number.
56294-43-0Relevant articles and documents
An improved synthesis of 13β-ethyl-11-methylenegon-4-en-3,17-dione
Gao, Hongwu,Su, Xiangdong,Huang, Lei,Li, Zhensu
, p. 1981 - 1987 (1997)
An improved synthesis of 13β-ethyl-11-methylenegon-4-en-3,17-dione with the total yield of 57% starting from 13β-ethyl-11α-hydroxy-gon-4-ene-3,17- dione is described.
