Exact Mass: 203.0439

Exact Mass Matches: 203.0439

Found 91 metabolites which its exact mass value is equals to given mass value 203.0439, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

4-(2-Aminoethyl)benzenesulfonyl fluoride

4-(2-Aminoethyl) benzenesulfonyl fluoride hydrochloride

C8H10FNO2S (203.0416)

D004791 - Enzyme Inhibitors > D011480 - Protease Inhibitors > D015842 - Serine Proteinase Inhibitors

2-(2-Aminoethyl)benzenesulfonyl fluoride

2-(2-aminoethyl)benzene-1-sulfonyl fluoride

C8H10FNO2S (203.0416)

Magnesium cyclamate

magnesium(2+) ion N-cyclohexylsulfamic acid

C6H13MgNO3S (203.0467)

It is used as a food additive, prohibited .

4-(2-Aminoethyl)benzenesulfonyl fluoride

4-(2-Aminoethyl)benzenesulfonyl fluoride

C8H10FNO2S (203.0416)

D004791 - Enzyme Inhibitors > D011480 - Protease Inhibitors > D015842 - Serine Proteinase Inhibitors

1,N2-6-Oxo-malondialdehyde-guanine

1,N2-6-Oxo-malondialdehyde-guanine

C8H5N5O2 (203.0443)

4-AMINOETHYLBENZENESULFONYL FLUORIDE

4-AMINOETHYLBENZENESULFONYL FLUORIDE

C8H10FNO2S (203.0416)

2-METHYLTHIO-4-PYRIDIN-3-YL-PYRIMIDINE

2-(Methylthio)-4-(pyridin-3-yl)pyrimidine

C10H9N3S (203.0517)

4-chloro-biphenyl-2-ylamine

4-chloro-biphenyl-2-ylamine

C12H10ClN (203.0502)

2-amino-5-methoxybenzoic acid,hydrochloride

2-amino-5-methoxybenzoic acid,hydrochloride

C8H10ClNO3 (203.0349)

2-(4-CHLORO-PHENYL)-4-METHYL-PYRIDINE

2-(4-CHLORO-PHENYL)-4-METHYL-PYRIDINE

C12H10ClN (203.0502)

1-(4-Phenyl-1,3-thiazol-2-yl)ethanone

1-(4-Phenyl-1,3-thiazol-2-yl)ethanone

C11H9NOS (203.0405)

1-[(4R)-4-propan-2-yl-2-sulfanylidene-1,3-thiazolidin-3-yl]ethanone

1-[(4R)-4-propan-2-yl-2-sulfanylidene-1,3-thiazolidin-3-yl]ethanone

C8H13NOS2 (203.0439)

Tasuldine

Tasuldine

C10H9N3S (203.0517)

5-Methyl-4-phenyl-thiazole-2-carbaldehyde

5-Methyl-4-phenyl-thiazole-2-carbaldehyde

C11H9NOS (203.0405)

4-(2-methyl-1,3-thiazol-4-yl)benzaldehyde

4-(2-methyl-1,3-thiazol-4-yl)benzaldehyde

C11H9NOS (203.0405)

5-(chloromethyl)-2-phenylpyridine

5-(chloromethyl)-2-phenylpyridine

C12H10ClN (203.0502)

(3-Amino-4-methoxyphenyl)boronic acid hydrochloride

(3-Amino-4-methoxyphenyl)boronic acid hydrochloride

C7H11BClNO3 (203.052)

Benzenamine,4-chloro-N-phenyl-

Benzenamine,4-chloro-N-phenyl-

C12H10ClN (203.0502)

2-Fluoro-6-(trifluoromethyl)phenylacetonitrile

2-Fluoro-6-(trifluoromethyl)phenylacetonitrile

C9H5F4N (203.0358)

2-(M-TOLYL)THIAZOLE-4-CARBALDEHYDE

2-(M-TOLYL)THIAZOLE-4-CARBALDEHYDE

C11H9NOS (203.0405)

3-methylsulfanyl-5-phenyl-1,2,4-triazine

3-methylsulfanyl-5-phenyl-1,2,4-triazine

C10H9N3S (203.0517)

2(s)-Carboxypiperidine[d]imidazoleHCl

2(s)-Carboxypiperidine[d]imidazoleHCl

C7H10ClN3O2 (203.0462)

1-(3-FLUORO-2-PYRIDYL)ETHANOL

1-(3-FLUORO-2-PYRIDYL)ETHANOL

C9H11ClFNO (203.0513)

2-Chloro-N-phenylaniline

2-Chloro-N-phenylaniline

C12H10ClN (203.0502)

{[4-Chloro-2-methyl(2H3)phenyl]oxy}acetic acid

{[4-Chloro-2-methyl(2H3)phenyl]oxy}acetic acid

C9H6ClD3O3 (203.0429)

(1R)-1-(4-methylsulfanylphenyl)ethanamine,hydrochloride

(1R)-1-(4-methylsulfanylphenyl)ethanamine,hydrochloride

C9H14ClNS (203.0535)

(S)-6-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

(S)-6-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

C9H11ClFNO (203.0513)

6-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

6-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

C9H11ClFNO (203.0513)

2-amino-6-fluoro-2,3-dihydro-1H-inden-1-ol,hydrochloride

2-amino-6-fluoro-2,3-dihydro-1H-inden-1-ol,hydrochloride

C9H11ClFNO (203.0513)

4-Chloro-4-biphenylamine

4-Chloro-4-biphenylamine

C12H10ClN (203.0502)

5-fluoro-2-(trifluoromethyl)phenylacetonitrile

5-fluoro-2-(trifluoromethyl)phenylacetonitrile

C9H5F4N (203.0358)

3-Chlorodiphenylamine

3-Chlorodiphenylamine

C12H10ClN (203.0502)

4-(3-chlorophenyl)aniline

4-(3-chlorophenyl)aniline

C12H10ClN (203.0502)

2-(2-methylphenyl)-1,3-thiazole-5-carbaldehyde

2-(2-methylphenyl)-1,3-thiazole-5-carbaldehyde

C11H9NOS (203.0405)

2-chloro-4-(2-methylphenyl)pyridine

2-chloro-4-(2-methylphenyl)pyridine

C12H10ClN (203.0502)

1-(2-Phenyl-1,3-thiazol-4-yl)ethan-1-one

1-(2-Phenyl-1,3-thiazol-4-yl)ethan-1-one

C11H9NOS (203.0405)

DCG IV

DCG IV

C7H9NO6 (203.043)

2-(benzylthio)ethylamine hydrochloride

2-(benzylthio)ethylamine hydrochloride

C9H14ClNS (203.0535)

1-(2-O-TOLYLALLYL)HYDRAZINE

1-(2-O-TOLYLALLYL)HYDRAZINE

C11H9NOS (203.0405)

6-FLUORO-4-METHYLCOUMARIN-3-CARBONITRIL&

6-FLUORO-4-METHYLCOUMARIN-3-CARBONITRIL&

C11H6FNO2 (203.0383)

4-METHYL-2-PHENYLTHIAZOLE-5-CARBALDEHYDE

4-METHYL-2-PHENYLTHIAZOLE-5-CARBALDEHYDE

C11H9NOS (203.0405)

4-imidazol-1-ylbenzenecarbothioamide

4-imidazol-1-ylbenzenecarbothioamide

C10H9N3S (203.0517)

4-(4-Chlorobenzyl)pyridine

4-(4-Chlorobenzyl)pyridine

C12H10ClN (203.0502)

2-(4-Chlorobenzyl)pyridine

2-(4-Chlorobenzyl)pyridine

C12H10ClN (203.0502)

2-Methyl-4-phenyl-1,3-thiazole-5-carbaldehyde

2-Methyl-4-phenyl-1,3-thiazole-5-carbaldehyde

C11H9NOS (203.0405)

4-Fluoro-3-(trifluoromethyl)benzyl cyanide

4-Fluoro-3-(trifluoromethyl)benzyl cyanide

C9H5F4N (203.0358)

3-(4-Fluorophenoxy)azetidine hydrochloride (1:1)

3-(4-Fluorophenoxy)azetidine hydrochloride (1:1)

C9H11ClFNO (203.0513)

(S)-1-(4-isopropyl-2-thioxothiazolidin-3-yl)ethanone

(S)-1-(4-isopropyl-2-thioxothiazolidin-3-yl)ethanone

C8H13NOS2 (203.0439)

(R)-7-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

(R)-7-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

C9H11ClFNO (203.0513)

2-fluoro-5-(trifluoromethyl)phenylacetonitrile

2-fluoro-5-(trifluoromethyl)phenylacetonitrile

C9H5F4N (203.0358)

4-TOLYL-N-FLUORO-N-METHYLSULPHONAMIDE

4-TOLYL-N-FLUORO-N-METHYLSULPHONAMIDE

C8H10FNO2S (203.0416)

Pyridoxal hydrochloride

Pyridoxal hydrochloride

C8H10ClNO3 (203.0349)

A hydrochloride obtained by combining pyridoxal with one molar equivalent of hydrochloric acid. Pyridoxal hydrochloride is an endogenous metabolite.

2-P-TOLYL-THIAZOLE-4-CARBALDEHYDE

2-P-TOLYL-THIAZOLE-4-CARBALDEHYDE

C11H9NOS (203.0405)

4-METHOXY-PYRIDINE-2-CARBOXYLIC ACID METHYL ESTER HCL

4-METHOXY-PYRIDINE-2-CARBOXYLIC ACID METHYL ESTER HCL

C8H10ClNO3 (203.0349)

4-Chloro-3-methyl-5-phenylpyridine

4-Chloro-3-methyl-5-phenylpyridine

C12H10ClN (203.0502)

5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine-2,4(1H,3H)-dione hydrochloride

5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine-2,4(1H,3H)-dione hydrochloride

C7H10ClN3O2 (203.0462)

[3-Fluoro-5-(trifluoromethyl)phenyl]acetonitrile

[3-Fluoro-5-(trifluoromethyl)phenyl]acetonitrile

C9H5F4N (203.0358)

2-O-TOLYL-THIAZOLE-4-CARBALDEHYDE

2-O-TOLYL-THIAZOLE-4-CARBALDEHYDE

C11H9NOS (203.0405)

2-fluoro-3-(trifluoromethyl)phenylacetonitrile

2-fluoro-3-(trifluoromethyl)phenylacetonitrile

C9H5F4N (203.0358)

Thieno[2,3-b]pyridine-3-carbonitrile, 2-amino-4,6-dimethyl- (9CI)

Thieno[2,3-b]pyridine-3-carbonitrile, 2-amino-4,6-dimethyl- (9CI)

C10H9N3S (203.0517)

3-(chloromethyl)-5-phenylpyridine

3-(chloromethyl)-5-phenylpyridine

C12H10ClN (203.0502)

4-fluoro-2-(trifluoromethyl)phenylacetonitrile

4-fluoro-2-(trifluoromethyl)phenylacetonitrile

C9H5F4N (203.0358)

4,5,6,7-Tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carboxylic acid hydrochloride

4,5,6,7-Tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carboxylic acid hydrochloride

C7H10ClN3O2 (203.0462)

2-[4-(Chloromethyl)phenyl]pyridine

2-[4-(Chloromethyl)phenyl]pyridine

C12H10ClN (203.0502)

(1S)-1-(4-methylsulfanylphenyl)ethanamine,hydrochloride

(1S)-1-(4-methylsulfanylphenyl)ethanamine,hydrochloride

C9H14ClNS (203.0535)

6-Fluoro-4-chromanamine hydrochloride (1:1)

6-Fluoro-4-chromanamine hydrochloride (1:1)

C9H11ClFNO (203.0513)

3-amino-6-phenylthiopyridazine

3-amino-6-phenylthiopyridazine

C10H9N3S (203.0517)

Ethyl 5-hydroxynicotinate hydrochloride (1:1)

Ethyl 5-hydroxynicotinate hydrochloride (1:1)

C8H10ClNO3 (203.0349)

5-chloro-2-(4-methylphenyl)pyridine

5-chloro-2-(4-methylphenyl)pyridine

C12H10ClN (203.0502)

2-Fluoro-4-(trifluoromethyl)benzyl cyanide

2-Fluoro-4-(trifluoromethyl)benzyl cyanide

C9H5F4N (203.0358)

4-chloro-2-phenyl-aniline

4-chloro-2-phenyl-aniline

C12H10ClN (203.0502)

9H-Purin-2-amine,8-(trifluoromethyl)-

9H-Purin-2-amine,8-(trifluoromethyl)-

C6H4F3N5 (203.0419)

Methyl 5-amino-4,4-difluoropentanoate HCl

Methyl 5-amino-4,4-difluoropentanoate HCl

C6H12ClF2NO2 (203.0525)

3-(2-METHYL-THIAZOL-4-YL)-BENZALDEHYDE

3-(2-METHYL-THIAZOL-4-YL)-BENZALDEHYDE

C11H9NOS (203.0405)

(2-AMINO-2-BENZO[1,3]DIOXOL-5-YL-ETHYL)-CARBAMICACIDTERT-BUTYLESTER

(2-AMINO-2-BENZO[1,3]DIOXOL-5-YL-ETHYL)-CARBAMICACIDTERT-BUTYLESTER

C11H9NOS (203.0405)

4-Formyl-N,N-dimethyl-1H-imidazole-1-sulfonamide

4-Formyl-N,N-dimethyl-1H-imidazole-1-sulfonamide

C6H9N3O3S (203.0365)

2-amino-6-methoxybenzoic acid,hydrochloride

2-amino-6-methoxybenzoic acid,hydrochloride

C8H10ClNO3 (203.0349)

4-CHLOROMETHYL-5-METHYL-ISOXAZOLE-3-CARBOXYLIC ACID ETHYL ESTER

4-CHLOROMETHYL-5-METHYL-ISOXAZOLE-3-CARBOXYLIC ACID ETHYL ESTER

C8H10ClNO3 (203.0349)

4-Fluoro-N,N-dimethylbenzenesulfonamide

4-Fluoro-N,N-dimethylbenzenesulfonamide

C8H10FNO2S (203.0416)

N-Ethyl-4-fluorobenzenesulfonamide

N-Ethyl-4-fluorobenzenesulfonamide

C8H10FNO2S (203.0416)

N-(2-Fluorobenzyl)methanesulfonamide

N-(2-Fluorobenzyl)methanesulfonamide

C8H10FNO2S (203.0416)

5-Fluoro-2-trifluoromethylindole

5-Fluoro-2-trifluoromethylindole

C9H5F4N (203.0358)

2-pyridin-2-yl-1-thiophen-3-ylethanone

2-pyridin-2-yl-1-thiophen-3-ylethanone

C11H9NOS (203.0405)

ethyl 4-fluorobenzenecarboximidate,hydrochloride

ethyl 4-fluorobenzenecarboximidate,hydrochloride

C9H11ClFNO (203.0513)

7-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

7-FLUOROCHROMAN-4-AMINE HYDROCHLORIDE

C9H11ClFNO (203.0513)

8-(Trifluoromethyl)-9H-purin-6-amine

8-(Trifluoromethyl)-9H-purin-6-amine

C6H4F3N5 (203.0419)

Cyclamate magnesium dihydrate

Cyclamate magnesium dihydrate

C6H13MgNO3S+2 (203.0467)

1,4-Dihydroxy-2-naphthoate

1,4-Dihydroxy-2-naphthoate

C11H7O4- (203.0344)

A hydroxy monocarboxylic acid anion that is the conjugate base of 1,4-dihydroxy-2-naphthoic acid.

1,4-Dihydroxy-6-naphthoate

1,4-Dihydroxy-6-naphthoate

C11H7O4- (203.0344)

2-(2-Aminoethyl)benzenesulfonyl fluoride

2-(2-Aminoethyl)benzenesulfonyl fluoride

C8H10FNO2S (203.0416)

5-chloro-2-(1-hydroxyethyl)-4-isocyanocyclopent-3-ene-1,2-diol

5-chloro-2-(1-hydroxyethyl)-4-isocyanocyclopent-3-ene-1,2-diol

C8H10ClNO3 (203.0349)