Prevalence of Pharmaceuticals in Surface Water Samples in Ghana

Table 1

For the pharmaceutical compounds under investigation, chemical structures and relevant physicochemical properties were examined.

Antibiotic/CAS-Nr	ID	Structure	Molecular formula	MW	Log Kow	pKa	Solubility (g/L)
Tramadol; 36282-47-0	TRAM		C16H26ClNO2	299.83	2.1	5.6	0.01
Ibuprofen; 15687-27-1	IBU		C13H18O2	206.28	3.97	5.2	0.021
Acetaminophen; 103-90-2	ACT		C8H9NO2	155.19	0.46	9.38	5.0
Diazepam; 439-14-5	DIAZ		C16H13ClN2O	284.74	2.82	3.4	<1
Trimethoprim; 738-70-5	TRIM		C14H18N4O3	290.3	0.91	7.12	0.4
Amoxicillin; 267-87-780	AMX		C16H19N3O5S	365.4	0.87	2.8, 7.2	4.0
Cefuroxime; 55268-75-2	CEF		C16H16N4O8S	424.4	−0.16	3.15	0.145
Penicillin V; 87-08-1	PENV		C16H18N2O5S	350.4		2.73	<1