Molecular formula
C4H5O4-

SMILES
COC(=O)CC(=O)[O-]

Fragrance
Fruity	61.21%
Sour	49.11%
Winey	46.76%
Caramellic	39.08%
Sharp	35.39%
Ethereal	33.95%
Odorless	33.31%
Pungent	28.14%
Burnt	26.74%
Apple	25.11%

 

Flavor
Fruity	44.19%
Sour	31.36%
Odorless	30.87%
Sharp	28.9%
Cheese	28.34%
Acidic	24.97%
Pungent	21.92%
Acetoin	21.55%
Roquefort cheese	21.41%
Butter	21.33%

 

Odor impact est.
Medium

XLogP3-AA
0.3

pKa est.
4.56 (weak acid)

Molecular weight
117.08 g/mol

Flash point

• 56.8 ˚C est.

• Monomethyl malonate
• Propanedioic acid, 1-methyl ester
• Propanedioic acid, methyl ester
• 3-methoxy-3-oxopropanoate
• PBVZQAXFSQKDKK-UHFFFAOYSA-M

Monomethyl malonate is a versatile building block in organic synthesis and industrial manufacturing. It is commonly used as an intermediate to prepare substituted malonates and 1,3-dicarbonyl compounds through alkylation, hydrolysis, and decarboxylation sequences, providing precursors for pharmaceutical and agrochemical development. It participates in Knoevenagel condensations to give alkylidene malonates, enabling access to heterocyclic and other bioactive frameworks. It can also serve as a starting material for specialty polymers or polymerizable monomers, and in process development it is a convenient malonate source for constructing carbon skeletons in early drug discovery. Use is subject to local regulations and formulation limits.

gpt-5-nano

Solvent	Solubility (g/L)
ethanol	39.61
methanol	100.51
isopropanol	27.93
water	66.31
ethyl acetate	24.21
n-propanol	18.84
acetone	68.98
n-butanol	14.78
acetonitrile	35.24
DMF	471.06
toluene	5.76
isobutanol	14.03
1,4-dioxane	57.01
methyl acetate	46.85
THF	110.56
2-butanone	27.35
n-pentanol	7.97
sec-butanol	13.18
n-hexane	0.78
ethylene glycol	57.35
NMP	324.14
cyclohexane	0.83
DMSO	374.3
n-butyl acetate	8.27
n-octanol	5.51
chloroform	22.53
n-propyl acetate	10.63
acetic acid	28.07
dichloromethane	32.19
cyclohexanone	29.16
propylene glycol	38.42
isopropyl acetate	12.61
DMAc	395.37
2-ethoxyethanol	51.61
isopentanol	13.57
n-heptane	0.58
ethyl formate	62.3
1,2-dichloroethane	21.58
n-hexanol	4.94
2-methoxyethanol	168.22
isobutyl acetate	6.29
tetrachloromethane	5.33
n-pentyl acetate	4.77
transcutol	54.44
n-heptanol	3.65
ethylbenzene	4.21
MIBK	13.61
2-propoxyethanol	33.69
tert-butanol	37.23
MTBE	14.76
2-butoxyethanol	16.67
propionic acid	23.18
o-xylene	7.65
formic acid	93.86
diethyl ether	12.27
m-xylene	5.5
p-xylene	5.71
chlorobenzene	6.91
dimethyl carbonate	54.21
n-octane	0.31
formamide	157.9
cyclopentanone	60.73
2-pentanone	17.9
anisole	21.81
cyclopentyl methyl ether	21.14
gamma-butyrolactone	108.45
1-methoxy-2-propanol	85.52
pyridine	26.84
3-pentanone	14.77
furfural	143.17
n-dodecane	0.45
diethylene glycol	58.7
diisopropyl ether	3.26
tert-amyl alcohol	19.21
acetylacetone	37.86
n-hexadecane	0.49
acetophenone	23.48
methyl propionate	38.68
isopentyl acetate	8.53
trichloroethylene	30.07
n-nonanol	5.06
cyclohexanol	10.89
benzyl alcohol	18.46
2-ethylhexanol	3.89
isooctanol	3.29
dipropyl ether	6.21
1,2-dichlorobenzene	11.0
ethyl lactate	17.29
propylene carbonate	51.93
n-methylformamide	190.45
2-pentanol	7.21
n-pentane	0.81
1-propoxy-2-propanol	18.33
1-methoxy-2-propyl acetate	19.17
2-(2-methoxypropoxy) propanol	34.42
mesitylene	4.14
ε-caprolactone	32.91
p-cymene	3.46
epichlorohydrin	86.03
1,1,1-trichloroethane	15.1
2-aminoethanol	53.28
morpholine-4-carbaldehyde	235.27
sulfolane	140.07
2,2,4-trimethylpentane	0.64
2-methyltetrahydrofuran	36.46
n-hexyl acetate	7.79
isooctane	0.44
2-(2-butoxyethoxy)ethanol	29.37
sec-butyl acetate	6.59
tert-butyl acetate	15.43
decalin	0.98
glycerin	94.7
diglyme	74.09
acrylic acid	28.45
isopropyl myristate	4.71
n-butyric acid	20.25
acetyl acetate	18.66
di(2-ethylhexyl) phthalate	8.45
ethyl propionate	16.65
nitromethane	150.05
1,2-diethoxyethane	11.15
benzonitrile	16.25
trioctyl phosphate	5.07
1-bromopropane	8.28
gamma-valerolactone	125.51
n-decanol	4.03
triethyl phosphate	11.88
4-methyl-2-pentanol	5.78
propionitrile	19.6
vinylene carbonate	51.94
1,1,2-trichlorotrifluoroethane	87.72
DMS	16.26
cumene	4.16
2-octanol	2.49
2-hexanone	10.09
octyl acetate	5.88
limonene	3.91
1,2-dimethoxyethane	116.28
ethyl orthosilicate	9.82
tributyl phosphate	6.92
diacetone alcohol	30.9
N,N-dimethylaniline	24.52
acrylonitrile	35.55
aniline	14.79
1,3-propanediol	55.35
bromobenzene	5.63
dibromomethane	15.83
1,1,2,2-tetrachloroethane	28.29
2-methyl-cyclohexyl acetate	9.8
tetrabutyl urea	14.07
diisobutyl methanol	3.9
2-phenylethanol	10.59
styrene	4.88
dioctyl adipate	9.92
dimethyl sulfate	121.74
ethyl butyrate	11.04
methyl lactate	52.51
butyl lactate	8.88
diethyl carbonate	11.77
propanediol butyl ether	19.37
triethyl orthoformate	10.72
p-tert-butyltoluene	3.53
methyl 4-tert-butylbenzoate	23.27
morpholine	72.42
tert-butylamine	16.15
n-dodecanol	3.3
dimethoxymethane	145.33
ethylene carbonate	38.35
cyrene	45.45
2-ethoxyethyl acetate	10.54
2-ethylhexyl acetate	6.23
1,2,4-trichlorobenzene	12.95
4-methylpyridine	36.33
dibutyl ether	5.04
2,6-dimethyl-4-heptanol	3.9
DEF	58.34
dimethyl isosorbide	56.26
tetrachloroethylene	18.67
eugenol	22.91
triacetin	16.77
span 80	14.68
1,4-butanediol	18.31
1,1-dichloroethane	15.46
2-methyl-1-pentanol	7.39
methyl formate	176.53
2-methyl-1-butanol	11.42
n-decane	0.61
butyronitrile	16.7
3,7-dimethyl-1-octanol	6.17
1-chlorooctane	2.4
1-chlorotetradecane	1.41
n-nonane	0.52
undecane	0.52
tert-butylcyclohexane	0.97
cyclooctane	0.39
cyclopentanol	18.78
tetrahydropyran	18.83
tert-amyl methyl ether	12.4
2,5,8-trioxanonane	61.58
1-hexene	2.37
2-isopropoxyethanol	22.47
2,2,2-trifluoroethanol	41.12
methyl butyrate	24.42

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