No	Compound	Mw g/mol	Formula	Type of Degradation	References
DP 1	Methanol	32.02621	CH₄O	MDEA Thermal degradation	[9]
DP 2	Ethylene Oxyde (EO)	44.02621	C₂H₄O	MDEA Thermal degradation	[9]
DP 3	Trimethylamine (TMA)	59.07350	C₃H₉N	MDEA Thermal degradation	[9]
DP 4	Ethylene Glycol (EG)	62.03678	C₅H₁₀N₂O	MDEA Thermal degradation	[9]
DP 5	N, N-dimethylethylamine (DMAE)	73.08915	C₄H₁₁N	MDEA Thermal degradation	[9]
DP 6	N-methylethanolamine (MAE)	75.06841	C₃H₉NO	MDEA Thermal degradation MDEA Oxidative degradation	[9] [9]
DP 7	N, N-(Dimethyl)ethanolamine (DMAE)	89.08406	C₄H₁₁NO	MDEA Thermal degradation MDEA Oxidative degradation	[9] [10]
DP 8	N-methylmorpholine (MM)	101.08406	C₅H₁₁NO	MDEA Thermal degradation	[9]
DP 9	Diethanolamine (DEA)	105.07898	C₄H₁₁NO₂	MDEA Thermal degradation MDEA Oxidative degradation	[9] [9]
DP 10	N, N-dimethylpiperazine (DMP)	114.1157	C₆H₁₄N₂	MDEA Thermal degradation PZ Thermal degradation	[9] [11]
DP 11	N-(2 hydroxyethyl) oxazolidin-2-one (HEOD)	131.1310	C₅H₉O₃	MDEA Thermal degradation	[9]
DP 12	N-(2 hydroxyethyl)-N-methylpiperazine (HMP)	144.12626	C₇H₁₆N₂O	MDEA Thermal degradation	[9]
DP 13	Triethanolamine (TEA)	149.10519	C₆H₁₅NO₃	MDEA Thermal degradation MDEA Oxidative degradation	[9] [10]
DP 14	N, N-bis (2 hydroxyethyl) piperazine (BHEP)	174.2440	C₈H₁₈N₂₀₂	MDEA Thermal degradation	[9]
DP 15	N, N, N-tris(2-hydroxyethyl) ethylenediamine (THEED)	192.14739	C₈H₂₀N₂O₃	MDEA Thermal degradation	[9]
DP 16	N-(2-(2-hydroxylethylmethylamino) ethyl]-N-methylpiperazine (HEMAEMP)	201.18411	C₁₀H₂₃N₃O	MDEA Thermal degradation	[12]
DP 17	N-methyl-N, N, N-tris(2-hydroxylethyl) ethylenediamine (MTHEED)	206.16304	C₉H₂₂N₂O₃	MDEA Thermal degradation	[12]
DP 18	N-[2-2-hydrocylethylmethylamino) ethyl]-N-(2-hydroxylethyl) piperazine (HEMAEHEP)	231.19468	C₁₁H₂₅N₃O₂	MDEA Thermal degradation	[12]
DP 19	N, N, N, N-tetrakis(2-hydroxylethyl) ethylenediamine (TEHEED)	236.17361	C₁₀H₂₄N₂O₄	MDEA Thermal degradation	[9]
DP 20	Methylamine	31.0422	CH₅N	MDEA Oxidative degradation	[13]
DP 21	Ethylene oxyde (EO)	44.02621	C₂H₄O	MDEA Oxidative degradation	[9]
DP 20	Dimethylamine	45.05785	C₂H₇N	MDEA Oxidative degradation	[13]
DP 21	Formic acid	46.00548	CH₂O₂	MDEA Oxidative degradation PZ Thermal degradation PZ Oxidative degradation	[14] [11] [11]
DP 22	Acetic acid	60.02113	CH₃COOH	MDEA Oxidative degradation PZ Thermal degradation PZ Oxidative degradation	[14] [11] [11]
DP 23	Glycolic acid	76.01604	C₂H₄O₃	MDEA Oxidative degradation PZ Thermal degradation PZ Oxidative degradation	[15] [11] [11]
DP 24	Oxalic acid	89.99531	C₂H₂O₄	MDEA Oxidative degradation PZ Thermal degradation PZ Oxidative degradation	[14] [11] [11]