Solubility of Hydroquinone and Derivatives
		Hydroquinone (HQ)
		Toluhhydroquinone (THQ)
		p-Benzoquinone (p-BQ)
		Momo-tert-butylhydroquinone (MTBHQ)
		2,5--Di-tert-butylhydroquinone (DTBHQ)
		Hydroquinone monomethylether (HQMME)
Approximate Solubility of Hydroquinone and
Derivatives in Solvents and Monomers
[Wt%, 24°C (75°F)}
	Flash Point
Ester Solvents	TCC, °C (°F)	HQ	THQ	p-BQ	MTBHQ	DTBHQ	HQMME
Ethyl acetate	-4 (24)	18	50	15	50	31	>67
Isopropyl acetate	2 (35)	10	24	10	44	24	60
Isobutyl acetate	21 (69)	5	18	5	41	21	48
n-Butyl acetate	27 (81)	10	21	5	41	24	60
Isobutyl isobutyrate	40 (104)	<5	10	5	14	18	14
Amyl acetate	41 (106)	5	18	5	41	24	46
Texanol ester alcohol	120 (248)	10	14	<5	14	18	37
Alcohols
Methyl alcohol	10 (50)	30	48	5	>60	24	>60
Ethyl alcohol (95%)	12 (54)	34	44	5	>60	21	>60
Isopropyl alcohol (99%)	13 (55)	24	41	<5	46	24	>60
n-Butyl alcohol	36 (97)	21	30	<5	47	21	>60
2-Ethylhexyl alcohol	73 (164)	5	14	<5	24	14	41
Ketones
Acetone	-20 (4)	17	55	26	66	25	>78
Methyl ethyl ketone	-9 (16)	30	41	18	41	14	>60
Methyl n-propyl ketone	8 (46)	24	39	14	44	32	>60
Methyl isobutyl ketone	16 (60)	18	30	10	46	30	>60
Methyl isoamyl ketone	36 (96)	14	27	10	44	30	58
Methyl n-amyl ketone	39 (102)	18	30	10	24	30	58
Cyclohexanone	44 (111)	30	41	18	30	5	>60
Glycols
Propylene glycol	104 (220)	23	26	<5	41	10	53
Ethylene glycol	119 (246)	27	34	<5	42	<5	>60
Dipropylene glycol	138 (280)	27	27	<5	24	18	60
Diethylene glycol	143 (290)	32	34	5	41	14	58
Vinyl Monomers
Vinyl acetate	-7 (20)	2	6	14	29	8	49
Acrylonitrile	0 (32)	6	18	20	46	12	>60
Methyl methacrylate	10 (50)	5	16	13	41	19	52
Ethyl acrylate	16 (60)	5	18	13	44	22	52
Butyl acrylate	40 (103)	2	11	6	39	15	31
Acrylic acid	54 (130)	<1	6	14	23	3	48
Methacrylic acid	77 (170)	<0.5	<1	8	7	<1	36
Miscellaneous
Water	N/A	7	7	1	N/A	Insoluble	4
Benzene	-11 (12)	Insoluble	N/A	N/A	N/A	N/A	N/A
Toluene	7 (45)	Insoluble	N/A	N/A	Insoluble	N/A	27
Ethyl benzene	23 (74)	N/A	N/A	7.5	N/A	N/A	N/A
Xylene	28 (83)	Insoluble	N/A	N/A	N/A	N/A	N/A
Styrene monomer	30 (86)	<5	<5	12	<5	<5	21
Triethyl phosphate	99 (210)	32	41	10	41	10	58