Molecular formula
C10H7NO5

SMILES
C1=CC(=C(C2=C1C(=CC(=N2)C(=O)O)O)O)O

Fragrance
Odorless	77.22%
Phenolic	39.22%
Burnt	28.04%
Bitter	19.84%
Savory	19.75%
Milky	18.2%
Smoky	17.96%
Balsamic	17.79%
Vanilla	15.83%
Medicinal	14.89%

 

Flavor
Bitter	71.19%
Odorless	50.56%
Mild	38.87%
Bland	27.13%
Phenolic	25.71%
Very mild	24.43%
Sweet-like	23.36%
Bread crust	21.21%
Nitrile	20.92%
Taco	20.89%

 

Odor impact est.
Low

XLogP3-AA
1.0

pKa est.
7.84 (neutral)

Molecular weight
221.17 g/mol

Vapor pressure est.

• hPa @ 20°C
• hPa @ 25°C

Evaporation rate
Ultra slow

Boiling point est.
556°C

Flash point

• 252.86 ˚C est.

4,7,8-trihydroxyquinoline-2-carboxylic acid is primarily used as an organic synthesis intermediate and as a scaffold for metal-coordination chemistry; in industry it is commonly evaluated as a building block for chelating ligands that bind transition metals, supporting catalyst systems and functional materials. It also serves as a precursor for dyes, fluorescent probes, and analytical sensors, leveraging its multiple hydroxy groups to enable conjugation and sensing functions. The compound can act as a functional monomer or derivatizable site in polymer and coating formulations, enabling crosslinking and performance tuning. In pharmaceutical R&D, it is used as a starting point for routes to more complex bioactive molecules. Additionally, it is considered a precursor for coordination complexes that may find applications in electronics and optoelectronic materials.

gpt-5-nano

Solvent	Solubility (g/L)
ethanol	2.47
methanol	5.15
isopropanol	2.12
water	0.55
ethyl acetate	0.33
n-propanol	2.25
acetone	0.08
n-butanol	1.61
acetonitrile	0.08
DMF	7.75
toluene	0.05
isobutanol	0.99
1,4-dioxane	0.69
methyl acetate	0.31
THF	3.97
2-butanone	0.51
n-pentanol	0.77
sec-butanol	2.64
n-hexane	0.01
ethylene glycol	11.1
NMP	28.61
cyclohexane	0.01
DMSO	27.05
n-butyl acetate	0.69
n-octanol	1.15
chloroform	0.0
n-propyl acetate	0.24
acetic acid	0.7
dichloromethane	0.0
cyclohexanone	0.42
propylene glycol	6.91
isopropyl acetate	0.37
DMAc	28.16
2-ethoxyethanol	19.14
isopentanol	2.02
n-heptane	0.09
ethyl formate	0.19
1,2-dichloroethane	0.01
n-hexanol	1.52
2-methoxyethanol	50.92
isobutyl acetate	0.05
tetrachloromethane	0.0
n-pentyl acetate	0.71
transcutol	13.42
n-heptanol	2.4
ethylbenzene	0.07
MIBK	0.4
2-propoxyethanol	14.96
tert-butanol	5.46
MTBE	0.87
2-butoxyethanol	10.74
propionic acid	1.14
o-xylene	0.17
formic acid	6.58
diethyl ether	0.31
m-xylene	0.09
p-xylene	0.05
chlorobenzene	0.0
dimethyl carbonate	0.71
n-octane	0.03
formamide	14.9
cyclopentanone	1.12
2-pentanone	0.34
anisole	0.4
cyclopentyl methyl ether	1.36
gamma-butyrolactone	2.11
1-methoxy-2-propanol	31.24
pyridine	0.38
3-pentanone	0.28
furfural	2.0
n-dodecane	0.02
diethylene glycol	23.23
diisopropyl ether	0.18
tert-amyl alcohol	6.81
acetylacetone	0.5
n-hexadecane	0.03
acetophenone	0.58
methyl propionate	0.87
isopentyl acetate	0.63
trichloroethylene	0.0
n-nonanol	1.33
cyclohexanol	1.08
benzyl alcohol	0.7
2-ethylhexanol	0.99
isooctanol	1.55
dipropyl ether	1.25
1,2-dichlorobenzene	0.01
ethyl lactate	1.65
propylene carbonate	0.47
n-methylformamide	4.16
2-pentanol	1.54
n-pentane	0.01
1-propoxy-2-propanol	9.99
1-methoxy-2-propyl acetate	2.76
2-(2-methoxypropoxy) propanol	7.0
mesitylene	0.09
ε-caprolactone	1.34
p-cymene	0.29
epichlorohydrin	0.74
1,1,1-trichloroethane	0.0
2-aminoethanol	16.73
morpholine-4-carbaldehyde	13.23
sulfolane	10.54
2,2,4-trimethylpentane	0.02
2-methyltetrahydrofuran	2.1
n-hexyl acetate	0.86
isooctane	0.01
2-(2-butoxyethoxy)ethanol	10.52
sec-butyl acetate	0.21
tert-butyl acetate	0.99
decalin	0.01
glycerin	26.06
diglyme	16.26
acrylic acid	1.17
isopropyl myristate	0.47
n-butyric acid	0.95
acetyl acetate	0.11
di(2-ethylhexyl) phthalate	0.57
ethyl propionate	0.46
nitromethane	0.72
1,2-diethoxyethane	1.5
benzonitrile	0.1
trioctyl phosphate	0.67
1-bromopropane	0.01
gamma-valerolactone	3.95
n-decanol	1.02
triethyl phosphate	0.74
4-methyl-2-pentanol	0.89
propionitrile	0.16
vinylene carbonate	0.2
1,1,2-trichlorotrifluoroethane	2.21
DMS	0.48
cumene	0.08
2-octanol	1.19
2-hexanone	0.27
octyl acetate	0.74
limonene	0.37
1,2-dimethoxyethane	8.51
ethyl orthosilicate	0.75
tributyl phosphate	0.42
diacetone alcohol	7.22
N,N-dimethylaniline	0.75
acrylonitrile	0.27
aniline	0.37
1,3-propanediol	19.38
bromobenzene	0.0
dibromomethane	0.0
1,1,2,2-tetrachloroethane	0.01
2-methyl-cyclohexyl acetate	0.53
tetrabutyl urea	1.34
diisobutyl methanol	0.83
2-phenylethanol	1.1
styrene	0.03
dioctyl adipate	0.65
dimethyl sulfate	2.44
ethyl butyrate	0.77
methyl lactate	5.2
butyl lactate	1.93
diethyl carbonate	0.46
propanediol butyl ether	6.53
triethyl orthoformate	1.04
p-tert-butyltoluene	0.3
methyl 4-tert-butylbenzoate	3.08
morpholine	3.48
tert-butylamine	1.16
n-dodecanol	0.67
dimethoxymethane	5.43
ethylene carbonate	0.17
cyrene	6.29
2-ethoxyethyl acetate	1.4
2-ethylhexyl acetate	0.41
1,2,4-trichlorobenzene	0.02
4-methylpyridine	0.33
dibutyl ether	0.49
2,6-dimethyl-4-heptanol	0.83
DEF	3.03
dimethyl isosorbide	7.56
tetrachloroethylene	0.01
eugenol	3.14
triacetin	1.07
span 80	3.76
1,4-butanediol	4.42
1,1-dichloroethane	0.0
2-methyl-1-pentanol	1.04
methyl formate	0.84
2-methyl-1-butanol	2.02
n-decane	0.04
butyronitrile	0.13
3,7-dimethyl-1-octanol	0.87
1-chlorooctane	0.11
1-chlorotetradecane	0.06
n-nonane	0.03
undecane	0.03
tert-butylcyclohexane	0.01
cyclooctane	0.01
cyclopentanol	1.76
tetrahydropyran	0.31
tert-amyl methyl ether	1.81
2,5,8-trioxanonane	12.04
1-hexene	0.02
2-isopropoxyethanol	6.33
2,2,2-trifluoroethanol	0.74
methyl butyrate	0.51

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