114049-45-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 114049-45-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,4,0,4 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 114049-45:
(8*1)+(7*1)+(6*4)+(5*0)+(4*4)+(3*9)+(2*4)+(1*5)=95
95 % 10 = 5
So 114049-45-5 is a valid CAS Registry Number.
114049-45-5Relevant articles and documents
A NEW SYNTHESIS OF SUBSTITUTED SPIRO BUTYROLACTONES VIA DYOTROPIC REARRANGEMENT
Black, T.Howard,DuBay III, William J.
, p. 4787 - 4788 (2007/10/02)
Spiro butyrolactones bearing various α-substituents have been synthesized in three steps from acetic acid derivatives; the sequence employs a dyotropic rearrangement as its pivotal step.