Exact Mass: 251.1161

Exact Mass Matches: 251.1161

Found 142 metabolites which its exact mass value is equals to given mass value 251.1161, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

Ac-Tyr-OEt

ethyl (2S)-2-acetamido-3-(4-hydroxyphenyl)propanoate

C13H17NO4 (251.1158)


   

2-[Cyclopentyloxy(methyl)phosphoryl]sulfanyl-N,N-dimethylethanamine

O-Cyclopentyl-S-diethylaminoethyl methylphosphonothioate, (R)-(-)-isomer

C10H22NO2PS (251.1109)


   

Rigidiusculamide A

Rigidiusculamide A

C13H17NO4 (251.1158)


   
   

dimethachlor OXA

dimethachlor OXA

C13H17NO4 (251.1158)


A monocarboxylic acid that is oxoacetic acid substituted by a (2,6-dimethylphenyl)(2-methoxyethyl)amino group at position 2. CONFIDENCE standard compound; EAWAG_UCHEM_ID 2536 EAWAG_UCHEM_ID 2536; CONFIDENCE standard compound CONFIDENCE standard compound; INTERNAL_ID 2044

   

DIPROPYL PYRIDINE-2,5-DICARBOXYLATE

DIPROPYL PYRIDINE-2,5-DICARBOXYLATE

C13H17NO4 (251.1158)


   

N-Ethylnorketamine

N-Ethylnorketamine

C14H18ClNO (251.1077)


   

N-(3-Oxobutyl)-tyrosine

N-(3-Oxobutyl)-tyrosine

C13H17NO4 (251.1158)


   

Dimethyl wilfordate

Dimethyl wilfordate

C13H17NO4 (251.1158)


   

1-Oxo-2-methyl-5,6,7-trimethoxy-1,2,3,4-tetrahydro-isochinolin|3,4-Dihydro-5,6,7-trimetoxy-2-methyl-1(2H)-isoquinolinone|5,6,7-trimethoxy-2-methyl-3,4-dihydro-2H-isoquinolin-1-one|N-Methyl-thalidaldin

1-Oxo-2-methyl-5,6,7-trimethoxy-1,2,3,4-tetrahydro-isochinolin|3,4-Dihydro-5,6,7-trimetoxy-2-methyl-1(2H)-isoquinolinone|5,6,7-trimethoxy-2-methyl-3,4-dihydro-2H-isoquinolin-1-one|N-Methyl-thalidaldin

C13H17NO4 (251.1158)


   

14-hydroxy4-methoxy-13,14-dihydronorsecurinine

14-hydroxy4-methoxy-13,14-dihydronorsecurinine

C13H17NO4 (251.1158)


   

N-Benzoyldaunosamine

N-Benzoyldaunosamine

C13H17NO4 (251.1158)


   

7-(4-methoxybenzyl)-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

7-(4-methoxybenzyl)-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

C13H17NO4 (251.1158)


   

huaspenone C|methyl (5S)-2-amino-5-[(1E,3E)-hexa-1,3-dien-1-yl]-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate

huaspenone C|methyl (5S)-2-amino-5-[(1E,3E)-hexa-1,3-dien-1-yl]-5-methyl-4-oxo-4,5-dihydrofuran-3-carboxylate

C13H17NO4 (251.1158)


   

Dimethylwilfordsaeure

Dimethylwilfordsaeure

C13H17NO4 (251.1158)


   
   

Diethyl 2,6-dimethylpyridine-3,5-dicarboxylate

Diethyl 2,6-dimethylpyridine-3,5-dicarboxylate

C13H17NO4 (251.1158)


   

N,N-dihydroxypentahomomethionine

N,N-dihydroxypentahomomethionine

C10H21NO4S (251.1191)


An N,N-dihydroxy-alpha-amino acid having a 8-thianonyl substituent at the 2-position.

   

Alibendol

Alibendol

C13H17NO4 (251.1158)


C78276 - Agent Affecting Digestive System or Metabolism > C66913 - Cholagogues or Choleretic Agents

   

Dimethachlor OA

Dimethachlor OA

C13H17NO4 (251.1158)


CONFIDENCE standard compound; INTERNAL_ID 2553

   

Dipropyl isocinchomeronate

2,5-Pyridinedicarboxylicacid, 2,5-dipropyl ester

C13H17NO4 (251.1158)


CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9212; ORIGINAL_PRECURSOR_SCAN_NO 9211 CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9208; ORIGINAL_PRECURSOR_SCAN_NO 9207 CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9225; ORIGINAL_PRECURSOR_SCAN_NO 9223 CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9244; ORIGINAL_PRECURSOR_SCAN_NO 9242 CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9251; ORIGINAL_PRECURSOR_SCAN_NO 9250 CONFIDENCE standard compound; INTERNAL_ID 1351; DATASET 20200303_ENTACT_RP_MIX504; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9254; ORIGINAL_PRECURSOR_SCAN_NO 9252

   

PICODRALAZINE

PICODRALAZINE

C14H13N5 (251.1171)


C78274 - Agent Affecting Cardiovascular System > C29707 - Vasodilating Agent

   

Z-Val-OH

N-Carbobenzyloxy-L-valine

C13H17NO4 (251.1158)


   

2-chloro-1-(2,2,4-trimethyl-3,4-dihydroquinolin-1-yl)ethanone

2-chloro-1-(2,2,4-trimethyl-3,4-dihydroquinolin-1-yl)ethanone

C14H18ClNO (251.1077)


   

Methyl (R)-3-acetamido-3-(4-methoxyphenyl)propanoate

Methyl (R)-3-acetamido-3-(4-methoxyphenyl)propanoate

C13H17NO4 (251.1158)


   

2-Methyl-2-propanyl 3-(4-nitrophenyl)propanoate

2-Methyl-2-propanyl 3-(4-nitrophenyl)propanoate

C13H17NO4 (251.1158)


   

1-NAPHTHOLPHTHALEIN

1-NAPHTHOLPHTHALEIN

C13H17NO4 (251.1158)


   

4-(2-MORPHOLINOETHOXY)BENZOIC ACID

4-(2-MORPHOLINOETHOXY)BENZOIC ACID

C13H17NO4 (251.1158)


   
   

3-(((Benzyloxy)carbonyl)amino)-3-methylbutanoic acid

3-(((Benzyloxy)carbonyl)amino)-3-methylbutanoic acid

C13H17NO4 (251.1158)


   

4-[methyl(phenylmethoxycarbonyl)amino]butanoic acid

4-[methyl(phenylmethoxycarbonyl)amino]butanoic acid

C13H17NO4 (251.1158)


   

8-Benzyl-8-azabicyclo[3.2.1]octan-3-one hydrochloride

8-Benzyl-8-azabicyclo[3.2.1]octan-3-one hydrochloride

C14H18ClNO (251.1077)


   

Z-TRANS-4-HYDROXY-L-PROLINOL

Z-TRANS-4-HYDROXY-L-PROLINOL

C13H17NO4 (251.1158)


   

2-(METHYLSULFANYL)PYRIDINE-3-BORONIC ACID PINACOL, ESTER

2-(METHYLSULFANYL)PYRIDINE-3-BORONIC ACID PINACOL, ESTER

C12H18BNO2S (251.1151)


   

6,7-DIMETHOXY-1,2,3,4-TETRAHYDROISOQUINOLINE-1-ACETIC ACID

6,7-DIMETHOXY-1,2,3,4-TETRAHYDROISOQUINOLINE-1-ACETIC ACID

C13H17NO4 (251.1158)


   

Boc-DL-Phg-OH

Boc-DL-Phg-OH

C13H17NO4 (251.1158)


   

[(3R)-4-benzylmorpholin-4-ium-3-yl]methanol

[(3R)-4-benzylmorpholin-4-ium-3-yl]methanol

C13H17NO4 (251.1158)


   

(4-(Cyclopentylcarbamoyl)-3-fluorophenyl)boronic acid

(4-(Cyclopentylcarbamoyl)-3-fluorophenyl)boronic acid

C12H15BFNO3 (251.1129)


   

(3-Fluoro-4-(piperidine-1-carbonyl)phenyl)boronic acid

(3-Fluoro-4-(piperidine-1-carbonyl)phenyl)boronic acid

C12H15BFNO3 (251.1129)


   

2,2,6,6-tetramethyl-4-((methylsulfonyl)oxy)-1-piperidinyloxy

2,2,6,6-tetramethyl-4-((methylsulfonyl)oxy)-1-piperidinyloxy

C10H21NO4S (251.1191)


   

methyl 4-[[(2-ethoxy-2-oxoethyl)amino]methyl]benzoate

methyl 4-[[(2-ethoxy-2-oxoethyl)amino]methyl]benzoate

C13H17NO4 (251.1158)


   

1-(3-tert-butyl-4-methoxy-5-nitrophenyl)ethanone

1-(3-tert-butyl-4-methoxy-5-nitrophenyl)ethanone

C13H17NO4 (251.1158)


   

4-FLUORO-3-(PIPERIDIN-1-YLCARBONYL)BENZENEBORONIC ACID

4-FLUORO-3-(PIPERIDIN-1-YLCARBONYL)BENZENEBORONIC ACID

C12H15BFNO3 (251.1129)


   

2-((tert-Butoxycarbonyl)(methyl)amino)benzoic acid

2-((tert-Butoxycarbonyl)(methyl)amino)benzoic acid

C13H17NO4 (251.1158)


   

2-chloro-N-cyclohexyl-N-phenylacetamide

2-chloro-N-cyclohexyl-N-phenylacetamide

C14H18ClNO (251.1077)


   

tert-Butyl (2,3-dihydrobenzo[b][1,4]dioxin-5-yl)carbamate

tert-Butyl (2,3-dihydrobenzo[b][1,4]dioxin-5-yl)carbamate

C13H17NO4 (251.1158)


   

METHYL 4-((TERT-BUTOXYCARBONYL)AMINO)BENZOATE

METHYL 4-((TERT-BUTOXYCARBONYL)AMINO)BENZOATE

C13H17NO4 (251.1158)


   

6-[Methyl(2-propyn-1-yl)amino]-5,6,7,8-tetrahydro-1-naphthalenol hydrochloride (1:1)

6-[Methyl(2-propyn-1-yl)amino]-5,6,7,8-tetrahydro-1-naphthalenol hydrochloride (1:1)

C14H18ClNO (251.1077)


   

2-AMINO-5,8-DIMETHOXY-1,2,3,4-TETRAHYDRONAPHTHALENE-2-CARBOXYLIC ACID

2-AMINO-5,8-DIMETHOXY-1,2,3,4-TETRAHYDRONAPHTHALENE-2-CARBOXYLIC ACID

C13H17NO4 (251.1158)


   

6-(Methylthio)pyridine-3-boronic acid pinacol ester

6-(Methylthio)pyridine-3-boronic acid pinacol ester

C12H18BNO2S (251.1151)


   

4-CBZ-2-HYDROXYMETHYLMORPHOLINE

4-CBZ-2-HYDROXYMETHYLMORPHOLINE

C13H17NO4 (251.1158)


   
   

2-TERT-BUTOXYCARBONYLAMINO-3-METHYLBENZOIC ACID

2-TERT-BUTOXYCARBONYLAMINO-3-METHYLBENZOIC ACID

C13H17NO4 (251.1158)


   

ANTHRANILICACID,N-BOC-5-METHYL

ANTHRANILICACID,N-BOC-5-METHYL

C13H17NO4 (251.1158)


   

3-[(tert-butyloxycarbonyl)amino]-4-methylbenzoic acid

3-[(tert-butyloxycarbonyl)amino]-4-methylbenzoic acid

C13H17NO4 (251.1158)


   

2-[5-METHOXY-2-NITRO-4-(TRIFLUOROMETHYL)PHENYL]-ACETONITRILE

2-[5-METHOXY-2-NITRO-4-(TRIFLUOROMETHYL)PHENYL]-ACETONITRILE

C13H17NO4 (251.1158)


   

3-(Boc-amino)-6-fluoro-1H-indazole

3-(Boc-amino)-6-fluoro-1H-indazole

C12H14FN3O2 (251.107)


   

N-Benzyl-3,3-iminodipropionic Acid

N-Benzyl-3,3-iminodipropionic Acid

C13H17NO4 (251.1158)


   

6-(hydroxymethyl)-4-(3-methoxypropyl)-2H-benzo[b][1,4]oxazin-3(4H)-one

6-(hydroxymethyl)-4-(3-methoxypropyl)-2H-benzo[b][1,4]oxazin-3(4H)-one

C13H17NO4 (251.1158)


   

Ethyl N-acetyl-L-tyrosinate hydrate (1:1)

Ethyl N-acetyl-L-tyrosinate hydrate (1:1)

C13H17NO4 (251.1158)


   

diethyl 5-ethylpyridine-2,3-dicarboxylate

diethyl 5-ethylpyridine-2,3-dicarboxylate

C13H17NO4 (251.1158)


   

n-(phenoxycarbonyl)-l-valine methyl ester

n-(phenoxycarbonyl)-l-valine methyl ester

C13H17NO4 (251.1158)


   

4-[(tert-Butoxycarbonylamino)methyl]benzoic acid

4-[(tert-Butoxycarbonylamino)methyl]benzoic acid

C13H17NO4 (251.1158)


   
   

(4R,5S)-(2,2-DIMETHYL-5-VINYL-1,3-DIOXOLAN-4-YL)METHAN-1-OL

(4R,5S)-(2,2-DIMETHYL-5-VINYL-1,3-DIOXOLAN-4-YL)METHAN-1-OL

C13H17NO4 (251.1158)


   

3,5-Diethoxycarbonyl-2,6-dimethylpyridine

3,5-Diethoxycarbonyl-2,6-dimethylpyridine

C13H17NO4 (251.1158)


   

1,3-Dimethyl-5-[(1-methyl-2-pyrrolidinylidene)ethylidene]-2-thioxoimidazolidine-4-one

1,3-Dimethyl-5-[(1-methyl-2-pyrrolidinylidene)ethylidene]-2-thioxoimidazolidine-4-one

C12H17N3OS (251.1092)


   

4-(2,4-dimethoxybenzoyl)morpholine

4-(2,4-dimethoxybenzoyl)morpholine

C13H17NO4 (251.1158)


   

{3-[(tert-Butoxycarbonyl)amino]phenyl}acetic acid

{3-[(tert-Butoxycarbonyl)amino]phenyl}acetic acid

C13H17NO4 (251.1158)


   

5-{[(Benzyloxy)carbonyl]amino}pentanoic acid

5-{[(Benzyloxy)carbonyl]amino}pentanoic acid

C13H17NO4 (251.1158)


   

Benzyl (3S,4S)-3,4-dihydroxypiperidine-1-carboxylate

Benzyl (3S,4S)-3,4-dihydroxypiperidine-1-carboxylate

C13H17NO4 (251.1158)


   

Amoxicillin EP Impurity H

Amoxicillin EP Impurity H

C13H17NO4 (251.1158)


   

benzyl (3S,4R)-3,4-dihydroxypiperidine-1-carboxylate

benzyl (3S,4R)-3,4-dihydroxypiperidine-1-carboxylate

C13H17NO4 (251.1158)


   

tert-butyl 6-fluoro-1-methylpyrazolo[3,4-b]pyridine-3-carboxylate

tert-butyl 6-fluoro-1-methylpyrazolo[3,4-b]pyridine-3-carboxylate

C12H14FN3O2 (251.107)


   
   

3,4-Bis(2-methoxyethoxy)benzonitrile

3,4-Bis(2-methoxyethoxy)benzonitrile

C13H17NO4 (251.1158)


   

n-Octyltrimethylammonium bromide

N,N,N-Trimethyl-1-octanaminium bromide

C11H26BrN (251.1248)


   

(3-Fluoro-5-(piperidine-1-carbonyl)phenyl)boronic acid

(3-Fluoro-5-(piperidine-1-carbonyl)phenyl)boronic acid

C12H15BFNO3 (251.1129)


   

3-(METHYLTHIO)-5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PYRIDINE

3-(METHYLTHIO)-5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PYRIDINE

C12H18BNO2S (251.1151)


   

3-(tert-Butoxycarbonyl)benzoic acid

3-(tert-Butoxycarbonyl)benzoic acid

C13H17NO4 (251.1158)


   

3-(Boc-Aminomethyl)Benzoic Acid

3-(Boc-Aminomethyl)Benzoic Acid

C13H17NO4 (251.1158)


   

2-(4-METHOXY-BENZOYLAMINO)-3-METHYL-BUTYRIC ACID

2-(4-METHOXY-BENZOYLAMINO)-3-METHYL-BUTYRIC ACID

C13H17NO4 (251.1158)


   

2-[(BOC-AMINO)METHYL]BENZOIC ACID

2-[(BOC-AMINO)METHYL]BENZOIC ACID

C13H17NO4 (251.1158)


   

tert-Butyl (2,3-dihydrobenzo[b][1,4]dioxin-6-yl)carbamate

tert-Butyl (2,3-dihydrobenzo[b][1,4]dioxin-6-yl)carbamate

C13H17NO4 (251.1158)


   

TERT-BUTYL (BENZO[D][1,3]DIOXOL-5-YLMETHYL)CARBAMATE

TERT-BUTYL (BENZO[D][1,3]DIOXOL-5-YLMETHYL)CARBAMATE

C13H17NO4 (251.1158)


   

2-[N-[(2-methylpropan-2-yl)oxycarbonyl]anilino]acetic acid

2-[N-[(2-methylpropan-2-yl)oxycarbonyl]anilino]acetic acid

C13H17NO4 (251.1158)


   

2-FLUORO-4-(PIPERIDINE-1-CARBONYL)PHENYLBORONIC ACID

2-FLUORO-4-(PIPERIDINE-1-CARBONYL)PHENYLBORONIC ACID

C12H15BFNO3 (251.1129)


   

4-((TERT-BUTOXYCARBONYL)(METHYL)AMINO)BENZOIC ACID

4-((TERT-BUTOXYCARBONYL)(METHYL)AMINO)BENZOIC ACID

C13H17NO4 (251.1158)


   

4-(tert-Butoxycarbonylamino)benzeneacetic acid

4-(tert-Butoxycarbonylamino)benzeneacetic acid

C13H17NO4 (251.1158)


   

4-(3-aminoprop-1-yl)amino-2-methylquinoline hydrochloride

4-(3-aminoprop-1-yl)amino-2-methylquinoline hydrochloride

C13H18ClN3 (251.1189)


   

ZN -Me-Aib-OH

ZN -Me-Aib-OH

C13H17NO4 (251.1158)


   

(2-FORMYL-6-METHOXY-PHENYL)-CARBAMIC ACID TERT-BUTYL ESTER

(2-FORMYL-6-METHOXY-PHENYL)-CARBAMIC ACID TERT-BUTYL ESTER

C13H17NO4 (251.1158)


   

N-[(Benzyloxy)carbonyl]norvaline

N-[(Benzyloxy)carbonyl]norvaline

C13H17NO4 (251.1158)


   

S-N-Cbz-2-Hydroxymethylmorpholine

S-N-Cbz-2-Hydroxymethylmorpholine

C13H17NO4 (251.1158)


   

R-N-Cbz-2-Hydroxymethylmorpholine

R-N-Cbz-2-Hydroxymethylmorpholine

C13H17NO4 (251.1158)


   

(2-fluoro-4-((4-oxopiperidin-1-yl)Methyl)phenyl)boronic acid

(2-fluoro-4-((4-oxopiperidin-1-yl)Methyl)phenyl)boronic acid

C12H15BFNO3 (251.1129)


   

dl-n-benzoyl-2-isopropylserine

dl-n-benzoyl-2-isopropylserine

C13H17NO4 (251.1158)


   

(2-Fluoro-5-(piperidine-1-carbonyl)phenyl)boronic acid

(2-Fluoro-5-(piperidine-1-carbonyl)phenyl)boronic acid

C12H15BFNO3 (251.1129)


   

Methyl (S)-3-acetamido-3-(4-methoxyphenyl)propanoate

Methyl (S)-3-acetamido-3-(4-methoxyphenyl)propanoate

C13H17NO4 (251.1158)


   

(3S,4R)-4-(2,3-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

(3S,4R)-4-(2,3-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

C13H17NO4 (251.1158)


   

(3S,4R)-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

(3S,4R)-4-(3,4-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

C13H17NO4 (251.1158)


   

(3S,4R)-4-(3,5-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

(3S,4R)-4-(3,5-dimethoxyphenyl)pyrrolidine-3-carboxylic acid

C13H17NO4 (251.1158)


   
   

(R)-(+)-ALPHA-[(3-METHOXY-1-METHYL-3-OXO-1-PROPENYL)AMINO]-1,4-CYCLOHEXADIENE-1-ACETIC ACID, SODIUM SALT

(R)-(+)-ALPHA-[(3-METHOXY-1-METHYL-3-OXO-1-PROPENYL)AMINO]-1,4-CYCLOHEXADIENE-1-ACETIC ACID, SODIUM SALT

C13H17NO4 (251.1158)


   

2-Methylamino-5-chlorophenylcyclohexylmethanone

2-Methylamino-5-chlorophenylcyclohexylmethanone

C14H18ClNO (251.1077)


   

BOC-DL-(PHENYL)GLY-OH

BOC-DL-(PHENYL)GLY-OH

C13H17NO4 (251.1158)


   
   

1-(2-Thienyl)cyclopropanecarboxylic acid

1-(2-Thienyl)cyclopropanecarboxylic acid

C13H17NO4 (251.1158)


   

Tramazoline hydrochloride

Tramazoline hydrochloride

C13H18ClN3 (251.1189)


D018373 - Peripheral Nervous System Agents > D001337 - Autonomic Agents > D013566 - Sympathomimetics C78272 - Agent Affecting Nervous System > C29747 - Adrenergic Agent > C87053 - Adrenergic Agonist C308 - Immunotherapeutic Agent > C29578 - Histamine-1 Receptor Antagonist

   

(2S)-2-(dihydroxyamino)-9-(methylsulfanyl)nonanoic acid

(2S)-2-(dihydroxyamino)-9-(methylsulfanyl)nonanoic acid

C10H21NO4S (251.1191)


   

1-[(2S)-2-amino-4-methylpentanamido]ethenyl(methoxy)phosphinate

1-[(2S)-2-amino-4-methylpentanamido]ethenyl(methoxy)phosphinate

C9H20N2O4P+ (251.1161)


   

3-(2,4-Difluoroanilino)-5,5-dimethyl-1-cyclohex-2-enone

3-(2,4-Difluoroanilino)-5,5-dimethyl-1-cyclohex-2-enone

C14H15F2NO (251.1122)


   

Legionaminate(1+)

Legionaminate(1+)

C9H19N2O6+ (251.1243)


   

3-(3,5-Dimethyl-1-pyrazolyl)-5-phenyl-1,2,4-triazine

3-(3,5-Dimethyl-1-pyrazolyl)-5-phenyl-1,2,4-triazine

C14H13N5 (251.1171)


   

(5Z)-1,3-dimethyl-5-[(2E)-2-(1-methylpyrrolidin-2-ylidene)ethylidene]-2-sulfanylideneimidazolidin-4-one

(5Z)-1,3-dimethyl-5-[(2E)-2-(1-methylpyrrolidin-2-ylidene)ethylidene]-2-sulfanylideneimidazolidin-4-one

C12H17N3OS (251.1092)


   

Ethyl N-acetyl-L-tyrosinate

N-Acetyl-L-tyrosinemethylester

C13H17NO4 (251.1158)


   
   
   

(2s)-2-{[hydroxy(2-hydroxy-6-methylphenyl)methylidene]amino}-3-methylbutanoic acid

(2s)-2-{[hydroxy(2-hydroxy-6-methylphenyl)methylidene]amino}-3-methylbutanoic acid

C13H17NO4 (251.1158)


   

7-[(4-methoxyphenyl)methyl]-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

7-[(4-methoxyphenyl)methyl]-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

C13H17NO4 (251.1158)


   

5,6,7-trimethoxy-2-methyl-3,4-dihydroisoquinolin-1-one

5,6,7-trimethoxy-2-methyl-3,4-dihydroisoquinolin-1-one

C13H17NO4 (251.1158)


   

1-[2,4-dihydroxy-5-(propan-2-ylidene)pyrrol-3-yl]-5-hydroxyhex-2-en-1-one

1-[2,4-dihydroxy-5-(propan-2-ylidene)pyrrol-3-yl]-5-hydroxyhex-2-en-1-one

C13H17NO4 (251.1158)


   

(5z)-3-(2-chloroethyl)-5-[(1s)-cyclohex-2-en-1-ylmethylidene]-4-methylpyrrol-2-ol

(5z)-3-(2-chloroethyl)-5-[(1s)-cyclohex-2-en-1-ylmethylidene]-4-methylpyrrol-2-ol

C14H18ClNO (251.1077)


   

(2s,3s)-3-hydroxy-3-methyl-2-pentyl-2h-pyrano[2,3-c]pyrrole-4,5-dione

(2s,3s)-3-hydroxy-3-methyl-2-pentyl-2h-pyrano[2,3-c]pyrrole-4,5-dione

C13H17NO4 (251.1158)


   

3,5-diethyl 2,6-dimethylpyridine-3,5-dicarboxylate

3,5-diethyl 2,6-dimethylpyridine-3,5-dicarboxylate

C13H17NO4 (251.1158)


   

methyl 2-[(2s)-2-ethyl-3-methoxy-3-oxopropyl]pyridine-3-carboxylate

methyl 2-[(2s)-2-ethyl-3-methoxy-3-oxopropyl]pyridine-3-carboxylate

C13H17NO4 (251.1158)


   

(1r,5s)-1-[(s)-(1s)-cyclohex-2-en-1-yl(hydroxy)methyl]-3-hydroxy-5-methyl-6-oxa-2-azabicyclo[3.2.0]hept-2-en-7-one

(1r,5s)-1-[(s)-(1s)-cyclohex-2-en-1-yl(hydroxy)methyl]-3-hydroxy-5-methyl-6-oxa-2-azabicyclo[3.2.0]hept-2-en-7-one

C13H17NO4 (251.1158)


   

2-(2-hydroxyethyl)-4-(3-hydroxypropyl)-6h,7h-cyclopenta[c]pyridine-1,5-dione

2-(2-hydroxyethyl)-4-(3-hydroxypropyl)-6h,7h-cyclopenta[c]pyridine-1,5-dione

C13H17NO4 (251.1158)


   

methyl 2-(2-ethyl-3-methoxy-3-oxopropyl)pyridine-3-carboxylate

methyl 2-(2-ethyl-3-methoxy-3-oxopropyl)pyridine-3-carboxylate

C13H17NO4 (251.1158)


   

(3s,4s,5s)-3,4-dihydroxy-5-[(4-hydroxyphenyl)methyl]-1,3-dimethylpyrrolidin-2-one

(3s,4s,5s)-3,4-dihydroxy-5-[(4-hydroxyphenyl)methyl]-1,3-dimethylpyrrolidin-2-one

C13H17NO4 (251.1158)


   

(2e,5s)-1-[2,4-dihydroxy-5-(propan-2-ylidene)pyrrol-3-yl]-5-hydroxyhex-2-en-1-one

(2e,5s)-1-[2,4-dihydroxy-5-(propan-2-ylidene)pyrrol-3-yl]-5-hydroxyhex-2-en-1-one

C13H17NO4 (251.1158)


   

3-(2-chloroethyl)-5-(cyclohex-2-en-1-ylmethylidene)-4-methylpyrrol-2-ol

3-(2-chloroethyl)-5-(cyclohex-2-en-1-ylmethylidene)-4-methylpyrrol-2-ol

C14H18ClNO (251.1077)


   

2-[(1-methoxy-1-oxo-3-phenylpropan-2-yl)amino]propanoic acid

2-[(1-methoxy-1-oxo-3-phenylpropan-2-yl)amino]propanoic acid

C13H17NO4 (251.1158)


   

(1s,7r,8s,11s,13r)-7-hydroxy-11-methoxy-2-oxa-9-azatetracyclo[6.5.1.0¹,⁵.0⁹,¹³]tetradec-4-en-3-one

(1s,7r,8s,11s,13r)-7-hydroxy-11-methoxy-2-oxa-9-azatetracyclo[6.5.1.0¹,⁵.0⁹,¹³]tetradec-4-en-3-one

C13H17NO4 (251.1158)


   

methyl (5s)-2-amino-5-[(1e,3e)-hexa-1,3-dien-1-yl]-5-methyl-4-oxofuran-3-carboxylate

methyl (5s)-2-amino-5-[(1e,3e)-hexa-1,3-dien-1-yl]-5-methyl-4-oxofuran-3-carboxylate

C13H17NO4 (251.1158)


   

(2s,3s,4s)-4-hydroxy-2-[(4-hydroxyphenyl)methyl]pyrrolidin-3-yl acetate

(2s,3s,4s)-4-hydroxy-2-[(4-hydroxyphenyl)methyl]pyrrolidin-3-yl acetate

C13H17NO4 (251.1158)


   

7-hydroxy-11-methoxy-2-oxa-9-azatetracyclo[6.5.1.0¹,⁵.0⁹,¹³]tetradec-4-en-3-one

7-hydroxy-11-methoxy-2-oxa-9-azatetracyclo[6.5.1.0¹,⁵.0⁹,¹³]tetradec-4-en-3-one

C13H17NO4 (251.1158)


   

(5s,6s,7s)-7-[(4-methoxyphenyl)methyl]-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

(5s,6s,7s)-7-[(4-methoxyphenyl)methyl]-4,5,6,7-tetrahydro-1,3-oxazepine-5,6-diol

C13H17NO4 (251.1158)


   

1-[cyclohex-2-en-1-yl(hydroxy)methyl]-3-hydroxy-5-methyl-6-oxa-2-azabicyclo[3.2.0]hept-2-en-7-one

1-[cyclohex-2-en-1-yl(hydroxy)methyl]-3-hydroxy-5-methyl-6-oxa-2-azabicyclo[3.2.0]hept-2-en-7-one

C13H17NO4 (251.1158)


   

(2s)-2-{[(2s)-1-methoxy-1-oxo-3-phenylpropan-2-yl]amino}propanoic acid

(2s)-2-{[(2s)-1-methoxy-1-oxo-3-phenylpropan-2-yl]amino}propanoic acid

C13H17NO4 (251.1158)


   

3,4-dihydroxy-5-[(4-hydroxyphenyl)methyl]-1,3-dimethylpyrrolidin-2-one

3,4-dihydroxy-5-[(4-hydroxyphenyl)methyl]-1,3-dimethylpyrrolidin-2-one

C13H17NO4 (251.1158)