131559-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131559-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,5 and 9 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131559-54:
(8*1)+(7*3)+(6*1)+(5*5)+(4*5)+(3*9)+(2*5)+(1*4)=121
121 % 10 = 1
So 131559-54-1 is a valid CAS Registry Number.
131559-54-1Relevant articles and documents
COUMARIN GLYCOSIDES FROM EDGEWORTHIA CHRYSANTHA
Baba, Kimiye,Taniguti, Masahiko,Yoneda, Yuko,Kozawa, Mitsugi
, p. 247 - 249 (2007/10/02)
Rutarensin and two new coumarins, edgeworoside B and C, were isolated from the root and stem of Edgeworthia chrysantha (E. papyifera).The structures of edgeworoside B and C were determined as 3-(7-coumarinyloxy)-8-(7-hydroxycoumarin-8-yl)-7-β-D-apiofranos