Exact Mass: 140.0143

Exact Mass Matches: 140.0143

Found 99 metabolites which its exact mass value is equals to given mass value 140.0143, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

cis-4-Carboxymethylenebut-2-en-4-olide

2-[(2E)-5-oxo-2,5-dihydrofuran-2-ylidene]acetic acid

C6H4O4 (140.011)


This compound belongs to the family of Butenolides. These are dihydrofurans with a carbonyk group at the C2 carbon atom.

   

2-Hydroxypropylphosphonate

(S)-2-Hydroxypropylphosphonic acid

C3H9O4P (140.0238)


   

5-Formyluracil

Uracil 5-carbaldehyde

C5H4N2O3 (140.0222)


A pyrimidone resulting from the formal oxidation of the alcoholic hydroxy group of 5-hydroxymethyluracil to the corresponding aldehyde. It is a major one-electron photooxidation product of thymine in oligodeoxynucleotides. D009676 - Noxae > D009153 - Mutagens

   

5-Formyl-2-furoic acid

5-Formyl-2-furancarboxylic Acid

C6H4O4 (140.011)


   

trans-4-Carboxymethylenebut-2-en-4-olide

trans-4-Carboxymethylenebut-2-en-4-olide

C6H4O4 (140.011)


   

trans-4-Carboxymethylenebut-2-en-4-olide

2-(5-oxo-2,5-dihydrofuran-2-ylidene)acetic acid

C6H4O4 (140.011)


This compound belongs to the family of Butenolides. These are dihydrofurans with a carbonyk group at the C2 carbon atom.

   

3-Chlorophenylhydrazone

(3-chlorophenyl)-lambda4-diazyne

C6H5ClN2 (140.0141)


   

5-Hydroxypyrazine-2-carboxylic acid

5-oxo-4,5-dihydropyrazine-2-carboxylic acid

C5H4N2O3 (140.0222)


   

TRIMETHYL PHOSPHATE

Phosphoric acid, trimethyl ester

C3H9O4P (140.0238)


   

TRIMETHYL PHOSPHATE

TRIMETHYL PHOSPHATE

C3H9O4P (140.0238)


   

Dioxychinon

Dioxychinon

C6H4O4 (140.011)


   

2,6-Dihydroxy-p-benzoquinone

2,6-Dihydroxy-p-benzoquinone

C6H4O4 (140.011)


   

2,5-Dihydroxy-1,4-benzoquinone

2,5-Dihydroxy-1,4-benzoquinone

C6H4O4 (140.011)


   

2-oxo-3H-pyrimidine-4-carboxylic acid

2-oxo-3H-pyrimidine-4-carboxylic acid

C5H4N2O3 (140.0222)


   

Coumalic_acid

2-Pentenedioic acid, 4-(hydroxymethylene)-, .delta.-lactone

C6H4O4 (140.011)


Coumalic acid is a pyranone.

   

5-Formyl-uracil

5-Formyl-uracil

C5H4N2O3 (140.0222)


   

5-Hydroxypyrazinoic acid

5-Hydroxypyrazine-2-carboxylic acid

C5H4N2O3 (140.0222)


   

Vinyl Trifluoroacetate

Vinyl Trifluoroacetate

C4H3F3O2 (140.0085)


   

2-Furyl(oxo)acetic acid

2-Furyl(oxo)acetic acid

C6H4O4 (140.011)


   

4,6-Dihydroxy-5-formylpyrimidine

4,6-dihydroxypyrimidine-5-carbaldehyde

C5H4N2O3 (140.0222)


   

(E)-3-CYANO-3-(METHYLIMINO)-2-OXOPROPANOIC ACID

(E)-3-CYANO-3-(METHYLIMINO)-2-OXOPROPANOIC ACID

C5H4N2O3 (140.0222)


   

2-(Trifluoromethyl)acrylic acid

2-(Trifluoromethyl)acrylic acid

C4H3F3O2 (140.0085)


   

3-Oxo-2,3-dihydro-4-pyridazinecarboxylic acid

3-Oxo-2,3-dihydro-4-pyridazinecarboxylic acid

C5H4N2O3 (140.0222)


   

Phosphoryltrimethanol

Phosphoryltrimethanol

C3H9O4P (140.0238)


   

6-Oxo-1,6-dihydro-4-pyridazinecarboxylic acid

6-Oxo-1,6-dihydro-4-pyridazinecarboxylic acid

C5H4N2O3 (140.0222)


   

n-carbamoylmaleimide

n-carbamoylmaleimide

C5H4N2O3 (140.0222)


   

tert-Butylsulfinyl chloride

tert-Butylsulfinyl chloride

C4H9ClOS (140.0063)


   

5-Methyl-3-isoxazolyl isothiocyanate

5-Methyl-3-isoxazolyl isothiocyanate

C5H4N2OS (140.0044)


   

Dimethyl (hydroxymethyl)phosphonate

Dimethyl (hydroxymethyl)phosphonate

C3H9O4P (140.0238)


   

2,4-DICHLOROPENTANE

2,4-DICHLOROPENTANE

C5H10Cl2 (140.016)


   

2-Hydroxypyrimidine-5-carboxylic acid

2-Hydroxypyrimidine-5-carboxylic acid

C5H4N2O3 (140.0222)


   

4-Pyrimidinecarboxaldehyde, 1,2-dihydro-2-thioxo- (9CI)

4-Pyrimidinecarboxaldehyde, 1,2-dihydro-2-thioxo- (9CI)

C5H4N2OS (140.0044)


   

4,4,4-trifluoro crotonic acid

4,4,4-trifluoro crotonic acid

C4H3F3O2 (140.0085)


   

3,5-DIFLUOROISONICOTINONITRILE

3,5-DIFLUOROISONICOTINONITRILE

C6H2F2N2 (140.0186)


   

6-hydroxypyrimidine-4-carboxylic acid

6-hydroxypyrimidine-4-carboxylic acid

C5H4N2O3 (140.0222)


   

IMIDAZO[2,1-b]-1,3,4-THIADIAZOL-6-AMINE

IMIDAZO[2,1-b]-1,3,4-THIADIAZOL-6-AMINE

C4H4N4S (140.0157)


   

1,3-THIAZOLIN-4-ONE-2-ACETONITRILE

1,3-THIAZOLIN-4-ONE-2-ACETONITRILE

C5H4N2OS (140.0044)


   

2,6-difluoro-4-cyano-pyridine

2,6-difluoro-4-cyano-pyridine

C6H2F2N2 (140.0186)


   

3-FURYL(OXO)ACETIC ACID

3-FURYL(OXO)ACETIC ACID

C6H4O4 (140.011)


   

1,1-dichloro-2,2-dimethylpropane

1,1-dichloro-2,2-dimethylpropane

C5H10Cl2 (140.016)


   

sodium,4-hydroxy-4-oxobutanoate

sodium,4-hydroxy-4-oxobutanoate

C4H5NaO4 (140.0086)


   

4-Formyl-1H-imidazole-5-carboxylic acid

4-Formyl-1H-imidazole-5-carboxylic acid

C5H4N2O3 (140.0222)


   

2-formylfuran-3-carboxylic acid

2-formylfuran-3-carboxylic acid

C6H4O4 (140.011)


   

6-Oxo-1,6-dihydropyrimidine-5-carboxylic acid

6-Oxo-1,6-dihydropyrimidine-5-carboxylic acid

C5H4N2O3 (140.0222)


   

6-OXO-1,6-DIHYDROPYRAZINE-2-CARBOXYLIC ACID

6-OXO-1,6-DIHYDROPYRAZINE-2-CARBOXYLIC ACID

C5H4N2O3 (140.0222)


   

2,6-Difluoronicotinonitrile

2,6-Difluoronicotinonitrile

C6H2F2N2 (140.0186)


   

2,5-difluoropyridine-4-carbonitrile

2,5-difluoropyridine-4-carbonitrile

C6H2F2N2 (140.0186)


   

2,2-Dimethyl-1,3-dichloropropane

2,2-Dimethyl-1,3-dichloropropane

C5H10Cl2 (140.016)


   

3,5-Difluoro-2-pyridinecarbonitrile

3,5-Difluoro-2-pyridinecarbonitrile

C6H2F2N2 (140.0186)


   

1,5-Dichloropentane

1,5-Dichloropentane

C5H10Cl2 (140.016)


   

Isopropyl dihydrogen phosphate

Phosphoric acid,mono(1-methylethyl) ester

C3H9O4P (140.0238)


   

4-Nitropyridin-2-ol

4-Nitropyridin-2-ol

C5H4N2O3 (140.0222)


   

METHYL TRIFLUOROACRYLATE

METHYL TRIFLUOROACRYLATE

C4H3F3O2 (140.0085)


   

2,3-dichloropentane

2,3-dichloropentane

C5H10Cl2 (140.016)


   

2-Oxo-2H-pyran-6-carboxylic acid

2H-Pyran-6-carboxylicacid, 2-oxo-

C6H4O4 (140.011)


   

2-Nitro-3-pyridinol

2-Nitro-3-pyridinol

C5H4N2O3 (140.0222)


   

4-Nitropyridine N-oxide

4-Nitropyridine N-oxide

C5H4N2O3 (140.0222)


   

4-Oxo-4H-pyran-2-carboxylic acid

4-Oxo-4H-pyran-2-carboxylic acid

C6H4O4 (140.011)


   

Benzenediazonium chloride

Benzenediazonium chloride

C6H5ClN2 (140.0141)


   

3-Nitro-4-pyridinol

3-Nitro-4-pyridinol

C5H4N2O3 (140.0222)


   

1,2-Dichloropentane

1,3-dichloro-2,2-dimethylpropane

C5H10Cl2 (140.016)


   

Potassium triMethylacetate

Potassium triMethylacetate

C5H9KO2 (140.024)


   

1,3-dichloro-3-methylbutane

1,3-dichloro-3-methylbutane

C5H10Cl2 (140.016)


   

3,6-difluoropicolinonitrile

3,6-difluoropicolinonitrile

C6H2F2N2 (140.0186)


   

5-nitropyridin-2-ol

5-nitropyridin-2-ol

C5H4N2O3 (140.0222)


   

2-nitro-4-pyridinol

2-nitro-4-pyridinol

C5H4N2O3 (140.0222)


   

5-Hydroxy-2-nitropyridine

5-Hydroxy-2-nitropyridine

C5H4N2O3 (140.0222)


   

5-Nitropyridin-3-ol

5-Nitropyridin-3-ol

C5H4N2O3 (140.0222)


   

4-Nitro-3-pyridinol

4-Nitro-3-pyridinol

C5H4N2O3 (140.0222)


   

5-formylfuran-3-carboxylic acid

5-formylfuran-3-carboxylic acid

C6H4O4 (140.011)


   

3-nitropyridin-2-ol

3-nitropyridin-2-ol

C5H4N2O3 (140.0222)


   

6-Hydroxypyridazine-3-carboxylic acid

6-Hydroxypyridazine-3-carboxylic acid

C5H4N2O3 (140.0222)


   

2-Aminofuro[2,3-d][1,3]oxazol-6-ol

2-Aminofuro[2,3-d][1,3]oxazol-6-ol

C5H4N2O3 (140.0222)


   

4-Pyrimidinecarboxylicacid,5-hydroxy-

4-Pyrimidinecarboxylicacid,5-hydroxy-

C5H4N2O3 (140.0222)


   

1H-Thieno[2,3-d]imidazol-2(3H)-one

1H-Thieno[2,3-d]imidazol-2(3H)-one

C5H4N2OS (140.0044)


   

2-Hydroxy-3-pyrazinecarboxylic acid

2-Hydroxy-3-pyrazinecarboxylic acid

C5H4N2O3 (140.0222)


   

5,6-Dihydro-5-oxo-2-pyrazinecarboxylic acid

5,6-Dihydro-5-oxo-2-pyrazinecarboxylic acid

C5H4N2O3 (140.0222)


   

1-Propanesulfonic acid,3-hydroxy-

1-Propanesulfonic acid,3-hydroxy-

C3H8O4S (140.0143)


   

diethylphosphinic chloride

diethylphosphinic chloride

C4H10ClOP (140.0158)


   

5-HYDROXY-2-PYRIMIDINECARBOXYLIC ACID

5-HYDROXY-2-PYRIMIDINECARBOXYLIC ACID

C5H4N2O3 (140.0222)


   

2-(2-METHYLTHIAZOL-4-YL)PHENOL

2-(2-METHYLTHIAZOL-4-YL)PHENOL

C5H4N2O3 (140.0222)


   

2-amino-4-hydroxythiophene-3-carbonitrile

2-amino-4-hydroxythiophene-3-carbonitrile

C5H4N2OS (140.0044)


   

O-Ethyl methylphosphonothioate

O-Ethyl methylphosphonothioate

C3H9O2PS (140.0061)


   

1,4-Dichloropentane

1,4-Dichloropentane

C5H10Cl2 (140.016)


   

2,2-Dichloropentane

2,2-Dichloropentane

C5H10Cl2 (140.016)


   

Cumalic acid

2-Pentenedioic acid, 4-(hydroxymethylene)-, .delta.-lactone

C6H4O4 (140.011)


   

2-Ammonioethyl phosphate

2-Ammonioethyl phosphate

C2H7NO4P- (140.0113)


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cis,cis-Muconate

cis,cis-Muconate

C6H4O4-2 (140.011)


   

2-(4-oxido-1H-imidazol-5-yl)acetate

2-(4-oxido-1H-imidazol-5-yl)acetate

C5H4N2O3-2 (140.0222)


   

Cis,trans-muconate

Cis,trans-muconate

C6H4O4-2 (140.011)


   

trans,trans-Muconate

trans,trans-Muconate

C6H4O4-2 (140.011)


   

cis-4-Carboxymethylenebut-2-en-4-olide

cis-4-Carboxymethylenebut-2-en-4-olide

C6H4O4 (140.011)


   

(S)-2-Hydroxypropylphosphonic acid

(S)-2-Hydroxypropylphosphonic acid

C3H9O4P (140.0238)


2-Hydroxypropylphosphonic acid with S configuration at the chiral centre.

   

O-phosphonatoethanaminium(1-)

O-phosphonatoethanaminium(1-)

C2H7NO4P (140.0113)


An organophosphate oxoanion that is the conjugate base of O-phosphoethanolamine arising from deprotonation of the phosphate OH groups and protonation of the amino group; major species at pH 7.3.

   

cis,cis-Muconate

cis,cis-Muconate

C6H4O4 (140.011)


A muconate that is the conjugate base of (2Z,4Z)-5-carboxypenta-2,4-dienoate.

   

2-hydroxypropylphosphonic acid

2-hydroxypropylphosphonic acid

C3H9O4P (140.0238)


A phosphonic acid consisting of propan-2-ol with the phospho group at the 1-position.

   

Cis,trans-muconate

Cis,trans-muconate

C6H4O4 (140.011)


A muconate that is the dianion obtained by the deprotonation of both the carboxy groups of cis,trans-muconic acid.

   

trans,trans-Muconate

trans,trans-Muconate

C6H4O4 (140.011)


A muconate that is the dianion obtained by the deprotonation of both the carboxy groups of trans,trans-muconic acid.

   

Muconate

Muconate

C6H4O4 (140.011)