sulfonic acid (or sodium salt) 6 along with sodium formate:
ν max (ATR)/cm -1 1620, 1356, 1212, 1047, 997 and 833;
1 H NMR (400 MHz, DMSO- d 6 ) δ H 7.66 (d, J = 4.1 Hz, 2H), 7.27 (d, J = 4.1 Hz, 2H) and 3.76 (s, 3H);
13 C NMR (176 MHz, DMSO- d 6 ) δ C 161.8, 152.7, 131.2, 129.4, 128.3 and 52.7;
m/z (EI+)
HRMS [M-H] - C 6 H 5 O 5 S 2 - found 220.95792, calcd 220.95839.
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Gaborone, Botswana
Gaborone
Capital of Botswana
Gaborone
is the capital and largest city of Botswana with a population of
231,626 based on the 2011 census, about 10% of the total population of
Botswana. Its agglomeration is home to 421,907 inhabitants at the 2011
census. Wikipedia
Sir Seretse Khama International Airport (GBE)
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