General Analytical Procedure for Determination of Acidity Parameters of Weak Acids and Bases

Table 11

Experimental and literature p’s values of the compounds under study.

No.	Compounds	p	pKliterature	Reference
1	A	4.81	4.55–4.78	[11]
2	AA	4.17	4.10	[15]
3	ASA	3.67	3.30–3.74	[16]
4	BA	4.01	4.02	[17]
5	Bi	5.98	5.66	[18]
6	CA	2.53; 5.03; 6.50	3.13; 4.76; 6.40	[19]
7	Eph	9.94	9.56	[20]
8	FA	2.88; 4.28	3.02; 4.39	[21]
9	Im	7.43	6.95	[22]
10	KTL	3.09; 6.15	2.90–3.29; 6.39	[16]
11	Ktp	4.68	4.6	[23]
12	L-ala	2.25; 10.28	2.26–2.54; 9.7–9.9	[18]
13	L-his	1.67; 6.22; 9.79	1.54; 6.07; 9.34	[22]
14	MA	3.48	3.18–3.41	[18]
15	3-MePy	5.82	5.61–6.02	[18]
16	MAL	3.59; 5.14	3.11–3.30; 4.46–5.12	[18]
17	Mes	6.27	6.27	[22]
18	Met	2.28	2.38	[16]
19	2-NH2Py	7.04	6.72–6.76	[16]
20	4-NH2Py	9.43	9.02–9.29	[16]
21	4-NO2PhOH	7.44	7.02–7.15	[11]
22	PhA	2.86; 5.53	2.95; 5.41	[22]
23	Ppv	6.02	6.21–6.49	[16]
24	2(1H)PyAN	7.10	—	—
25	Py-3CA	4.85	4.82	[24]
26	Py-4CA	4.72	4.84	[24]
27	2.6-PyDCA	2.41; 4.72	2.00–3.45; 4.47–4.87	[18]

 ^*pK_exp calculated as p.