240406-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 240406-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,0,4,0 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 240406-94:
(8*2)+(7*4)+(6*0)+(5*4)+(4*0)+(3*6)+(2*9)+(1*4)=104
104 % 10 = 4
So 240406-94-4 is a valid CAS Registry Number.
240406-94-4Relevant academic research and scientific papers
Ireland-Claisen rearrangement for the stereoselective formation of the C2-C3 bond in taxanes
Magnus, Philip,Westwood, Nicholas
, p. 4659 - 4662 (2007/10/03)
Ireland-Claisen rearrangement of the ester 21 gave 22 with the correct C3 stereochemistry.
