40941-14-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40941-14-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,4 and 1 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 40941-14:
(7*4)+(6*0)+(5*9)+(4*4)+(3*1)+(2*1)+(1*4)=98
98 % 10 = 8
So 40941-14-8 is a valid CAS Registry Number.
40941-14-8Relevant articles and documents
PREPARATION AND ALKYLATION REACTIONS OF 4-NITROBENZYL AND 5-NITROFURFURYL SULFONES
Prousek, Josef
, p. 851 - 856 (2007/10/02)
Substitution reaction of 5-nitrofurfuryl bromide (I) with sodium thiophenoxide and 4-chlorothiophenoxide in dimethyl sulfoxide at 20 deg C and oxidation with dimethyl sulfoxide in the reaction medium afforded 5-nitrofurfuryl phenyl sulfone (IVa) and 5-nit