114049-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 114049-71-7 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, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 114049-71:
(8*1)+(7*1)+(6*4)+(5*0)+(4*4)+(3*9)+(2*7)+(1*1)=97
97 % 10 = 7
So 114049-71-7 is a valid CAS Registry Number.
114049-71-7Relevant articles and documents
N-Protected 3-Hydroxypyrroles
Flitsch, Wilhelm,Hohenhorst, Manfred
, p. 397 - 399 (2007/10/02)
Starting from symmetrical imides and (α-haloacetylmethylene)-phosphoranes 2, N-acyl-3-hydroxypyrroles 4 have been prepared by an intramolecular Wittig olefination.The deacylation of 4 was proved using 4b as an example.