122490-67-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122490-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,4,9 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 122490-67:
(8*1)+(7*2)+(6*2)+(5*4)+(4*9)+(3*0)+(2*6)+(1*7)=109
109 % 10 = 9
So 122490-67-9 is a valid CAS Registry Number.
122490-67-9Relevant articles and documents
Synthesis of the ABC Ring System of Brevetoxin B
Nicolaou, K. C.,Duggan, M. E.,Hwang, C.-K.
, p. 6666 - 6675 (2007/10/02)
A synthesis of the ABC ring framework of brevetoxin B is described.The optically active intermediate 2 representing the ABC ring system and equipped with appropriate functionality for further elaboration is constructed from glucal triacetate.The reported