251339-21-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 251339-21-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,1,3,3 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 251339-21:
(8*2)+(7*5)+(6*1)+(5*3)+(4*3)+(3*9)+(2*2)+(1*1)=116
116 % 10 = 6
So 251339-21-6 is a valid CAS Registry Number.
251339-21-6Relevant articles and documents
A stereocontrolled synthesis of (-)-detoxinine from L-ascorbic acid
Delle Monache, Giuliano,Misiti, Domenico,Zappia, Giovanni
, p. 2961 - 2973 (2007/10/03)
A stereoselective synthesis of (-)-detoxinine, the core unit of the detoxifying agent detoxin D1, is presented. The approach, characterized by the use of an inexpensive starting material and by the easy and stereoselective preparation of the ke
