152251-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 152251-80-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,2,5 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 152251-80:
(8*1)+(7*5)+(6*2)+(5*2)+(4*5)+(3*1)+(2*8)+(1*0)=104
104 % 10 = 4
So 152251-80-4 is a valid CAS Registry Number.
152251-80-4Relevant articles and documents
Synthesis and Determination of Absolute Configuration of the Bicyclic Guanidine Core of Batzelladine A
Duron, Sergio G.,Gin, David Y.
, p. 1551 - 1554 (2001)
matrix presented The synthesis of a selectively protected form of the bicyclic guanidine fragment of batzelladine A from L-aspartic acid is reported, thereby establishing the absolute configuration of the bicyclic guanidine ring system within the natural
