Exact Mass: 255.1435

Exact Mass Matches: 255.1435

Found 128 metabolites which its exact mass value is equals to given mass value 255.1435, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

DIMETHAMETRYN

DIMETHAMETRYN

C11H21N5S (255.1518)


The sample was injected by direct infusion.; This record was created by the financial support of MEXT/JSPS KAKENHI Grant Number 19HP8024 to the Mass Spectrometry Society of Japan. CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9072; ORIGINAL_PRECURSOR_SCAN_NO 9070 CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9090; ORIGINAL_PRECURSOR_SCAN_NO 9088 CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9113; ORIGINAL_PRECURSOR_SCAN_NO 9108 CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9089; ORIGINAL_PRECURSOR_SCAN_NO 9087 CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9055; ORIGINAL_PRECURSOR_SCAN_NO 9052 CONFIDENCE standard compound; INTERNAL_ID 287; DATASET 20200303_ENTACT_RP_MIX505; DATA_PROCESSING MERGING RMBmix ver. 0.2.7; DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0; ORIGINAL_ACQUISITION_NO 9033; ORIGINAL_PRECURSOR_SCAN_NO 9032

   
   
   

Diethylenetriamine crosslinked with epichlorohydrin

1-(4-Chlorophenyl)-4-(dimethylamino)-2,3-dimethylbutan-2-ol

C14H22ClNO (255.139)


Diethylenetriamine crosslinked with epichlorohydrin is used as a food additive [EAFUS] ("EAFUS: Everything Added to Food in the United States. [http://www.eafus.com/]")

   

Desmethyl rizatriptan

methyl(2-{5-[(1H-1,2,4-triazol-1-yl)methyl]-1H-indol-3-yl}ethyl)amine

C14H17N5 (255.1484)


   
   
   

cis-Nalphacinnamoyl-N1-methylhistamine

cis-Nalphacinnamoyl-N1-methylhistamine

C15H17N3O (255.1372)


   

Isometeloidine

Isometeloidine

C13H21NO4 (255.1471)


   

helibracteatinine|O7-Angeloyl-(1R,7S,8S)-1-Hydroxymethyl-1,7-pyrrolizidinediol

helibracteatinine|O7-Angeloyl-(1R,7S,8S)-1-Hydroxymethyl-1,7-pyrrolizidinediol

C13H21NO4 (255.1471)


   

3-ethoxy-8-methoxy-4-vinyl-4,4a,5,6,7,8-hexahydro-3H-pyrano[3,4-c]pyridin-8-ol|3-ethoxy-8-methoxy-4-vinyl-4,4a,5,6-tetrahydro-3H-pyrano[3,4-c]pyridine; hydrate

3-ethoxy-8-methoxy-4-vinyl-4,4a,5,6,7,8-hexahydro-3H-pyrano[3,4-c]pyridin-8-ol|3-ethoxy-8-methoxy-4-vinyl-4,4a,5,6-tetrahydro-3H-pyrano[3,4-c]pyridine; hydrate

C13H21NO4 (255.1471)


   
   

Iversal

1-(4-Chlorophenyl)-4-(dimethylamino)-2,3-dimethylbutan-2-ol

C14H22ClNO (255.139)


R - Respiratory system > R05 - Cough and cold preparations > R05D - Cough suppressants, excl. combinations with expectorants C78273 - Agent Affecting Respiratory System > C66917 - Antitussive Agent D019141 - Respiratory System Agents > D000996 - Antitussive Agents D002491 - Central Nervous System Agents

   

Quinoline-3-boronic acid pinacol ester

Quinoline-3-boronic acid pinacol ester

C15H18BNO2 (255.1431)


   

Ethyl 1-(Boc-amino)-3-cyclopentenecarboxylate

Ethyl 1-(Boc-amino)-3-cyclopentenecarboxylate

C13H21NO4 (255.1471)


   

4-tert-butyl-2-(2,5-difluorophenyl)morpholine

4-tert-butyl-2-(2,5-difluorophenyl)morpholine

C14H19F2NO (255.1435)


   

Metralindole

Metralindole

C15H17N3O (255.1372)


C78272 - Agent Affecting Nervous System > C265 - Antidepressant Agent

   

cis-2-Benzylaminomethyl-1-cyclohexanol hydrochloride

cis-2-Benzylaminomethyl-1-cyclohexanol hydrochloride

C14H22ClNO (255.139)


   

(R)-2-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

(R)-2-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

C13H21NO4 (255.1471)


   

tert-butyl 2-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate

tert-butyl 2-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate

C13H21NO4 (255.1471)


   

4-CYANO-TRANS-BETA-STYRYLBORONIC ACID PINACOL ESTER

4-CYANO-TRANS-BETA-STYRYLBORONIC ACID PINACOL ESTER

C15H18BNO2 (255.1431)


   

Quinpirole hydrochloride

(-)-Quinpirole hydrochloride

C13H22ClN3 (255.1502)


D018377 - Neurotransmitter Agents > D015259 - Dopamine Agents > D018491 - Dopamine Agonists C78272 - Agent Affecting Nervous System > C66884 - Dopamine Agonist Quinpirole Hydrochloride ((-)-LY 171555) is a high-affinity agonist of dopamine D2/D3 receptor.

   

1-tert-Butyl 3-ethyl 5,6-dihydropyridine-1,3(2H)-dicarboxylate

1-tert-Butyl 3-ethyl 5,6-dihydropyridine-1,3(2H)-dicarboxylate

C13H21NO4 (255.1471)


   

(2S,4S)-4-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

(2S,4S)-4-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

C13H21NO4 (255.1471)


   

7-TERT-BUTYL 2-METHYL 7-AZABICYCLO[2.2.1]HEPTANE-2,7-DICARBOXYLATE

7-TERT-BUTYL 2-METHYL 7-AZABICYCLO[2.2.1]HEPTANE-2,7-DICARBOXYLATE

C13H21NO4 (255.1471)


   

4-(4-methylpiperidin-1-yl)quinazoline-6-carbaldehyde

4-(4-methylpiperidin-1-yl)quinazoline-6-carbaldehyde

C15H17N3O (255.1372)


   

(S)-(-)-2-(FLUORODIPHENYLMETHYL)PYRROLI&

(S)-(-)-2-(FLUORODIPHENYLMETHYL)PYRROLI&

C17H18FN (255.1423)


   

(R)-(+)-2-(FLUORODIPHENYLMETHYL)PYRROLI&

(R)-(+)-2-(FLUORODIPHENYLMETHYL)PYRROLI&

C17H18FN (255.1423)


   

(3AR,5R,6AS)-2-(TERT-BUTOXYCARBONYL)OCTAHYDROCYCLOPENTA[C]PYRROLE-5-CARBOXYLIC ACID

(3AR,5R,6AS)-2-(TERT-BUTOXYCARBONYL)OCTAHYDROCYCLOPENTA[C]PYRROLE-5-CARBOXYLIC ACID

C13H21NO4 (255.1471)


   

Tert-Butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate

Tert-Butyl 1-oxo-2-oxa-8-azaspiro[4.5]decane-8-carboxylate

C13H21NO4 (255.1471)


   

boc-alpha-allyl-dl-pro-oh

boc-alpha-allyl-dl-pro-oh

C13H21NO4 (255.1471)


   

hexahydro-cyclopenta[c]pyrrole-1,2-dicarboxylic acid 2-tert-butyl ester

hexahydro-cyclopenta[c]pyrrole-1,2-dicarboxylic acid 2-tert-butyl ester

C13H21NO4 (255.1471)


   

4-Chloro-2-iodotoluene

4-Chloro-2-iodotoluene

C15H17N3O (255.1372)


   

(1R,2S)-1-[[(tert-Butoxy)carbonyl]amino]-2-ethenyl-cyclopropanecarboxylic acid ethyl ester

(1R,2S)-1-[[(tert-Butoxy)carbonyl]amino]-2-ethenyl-cyclopropanecarboxylic acid ethyl ester

C13H21NO4 (255.1471)


   

2-Fluoro-5-methylpyridine-4-boronic acid pinacol ester

2-Fluoro-5-methylpyridine-4-boronic acid pinacol ester

C12H19BFNO3 (255.1442)


   

R(+)-3-(3-HYDROXYPHENYL)-N-PROPYLPIPERIDINE HYDROCHLORIDE

R(+)-3-(3-HYDROXYPHENYL)-N-PROPYLPIPERIDINE HYDROCHLORIDE

C14H22ClNO (255.139)


(R)-Preclamol hydrochloride ((+)-3-PPP hydrochloride) is the R-enantiomer of Preclamol hydrochloride. (R)-Preclamol hydrochloride is a DA agonist with autoreceptor as well as postsynaptic receptor stimulatory properties[1][2].

   

PRECLAMOL HYDROCHLORIDE

PRECLAMOL HYDROCHLORIDE

C14H22ClNO (255.139)


Preclamol hydrochloride ((-)-3-PPP hydrochloride) is a selective dopamine autoreceptor agonist. Preclamol hydrochloride has the potential for the research of schizophrenia[1][2].

   

tert-Butyl 4-(2-methoxy-2-oxoethylidene)piperidine-1-carboxylate

tert-Butyl 4-(2-methoxy-2-oxoethylidene)piperidine-1-carboxylate

C13H21NO4 (255.1471)


   

6-Boc-6-Aza-spiro[3.4]octane-2-carboxylic acid

6-Boc-6-Aza-spiro[3.4]octane-2-carboxylic acid

C13H21NO4 (255.1471)


   

8-methoxy-N-propyl-2-aminotetraline hydrochloride

8-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

7-methoxy-N-propyl-2-aminotetraline hydrochloride

7-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

6-methoxy-N-propyl-2-aminotetraline hydrochloride

6-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

(5-Methoxy-1,2,3,4-tetrahydro-naphthalen-2-yl)-propyl-amine hydrochloride

(5-Methoxy-1,2,3,4-tetrahydro-naphthalen-2-yl)-propyl-amine hydrochloride

C14H22ClNO (255.139)


   

8-(tert-Butoxycarbonyl)-8-azabicyclo[3.2.1]octane-3-carboxylic acid

8-(tert-Butoxycarbonyl)-8-azabicyclo[3.2.1]octane-3-carboxylic acid

C13H21NO4 (255.1471)


   

RaceMic 2-Aza-bicyclo[2.2.2]octane-2,6-dicarboxylic acid 2-tert-butyl ester

RaceMic 2-Aza-bicyclo[2.2.2]octane-2,6-dicarboxylic acid 2-tert-butyl ester

C13H21NO4 (255.1471)


   

3-[(tert-butoxy)carbonyl]-3-azabicyclo[3.2.1]octane-8-carboxylic acid

3-[(tert-butoxy)carbonyl]-3-azabicyclo[3.2.1]octane-8-carboxylic acid

C13H21NO4 (255.1471)


   

1H-Pyrrolo[2,3-b]pyridine-5-methanamine,3-fluoro-(9CI)

1H-Pyrrolo[2,3-b]pyridine-5-methanamine,3-fluoro-(9CI)

C13H21NO4 (255.1471)


   

Quinoline-4-boronic acid pinacol ester

Quinoline-4-boronic acid pinacol ester

C15H18BNO2 (255.1431)


   

(1R,2S)-ethyl 1-(tert-butoxycarbonylamino)-2-vinylcyclopropanecarboxylate

(1R,2S)-ethyl 1-(tert-butoxycarbonylamino)-2-vinylcyclopropanecarboxylate

C13H21NO4 (255.1471)


   

1-boc-amino-2-vinylcyclopropanecarboxylic acid ethyl ester

1-boc-amino-2-vinylcyclopropanecarboxylic acid ethyl ester

C13H21NO4 (255.1471)


   

N-[1-(4-fluorophenyl)-2-methylpropan-2-yl]-1-phenylmethanimine

N-[1-(4-fluorophenyl)-2-methylpropan-2-yl]-1-phenylmethanimine

C17H18FN (255.1423)


   

6-(Diethylamino)-4-hydroxy-8-methyl-3-quinolinecarbonitrile

6-(Diethylamino)-4-hydroxy-8-methyl-3-quinolinecarbonitrile

C15H17N3O (255.1372)


   

2-Methyl-2-propanyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octan e-5-carboxylate

2-Methyl-2-propanyl 1,1-dimethyl-3-oxo-2-oxa-5-azaspiro[3.4]octan e-5-carboxylate

C13H21NO4 (255.1471)


   

Diethyl (1-cyano-3-methylbutyl)malonate

Diethyl (1-cyano-3-methylbutyl)malonate

C13H21NO4 (255.1471)


   

4-Isoquinolineboronic acid pinacol ester

4-Isoquinolineboronic acid pinacol ester

C15H18BNO2 (255.1431)


   

Methyl (2S)-1-(1,2-dioxo-3,3-dimethypentyl)-2-pyrrolidinecarboxylate

Methyl (2S)-1-(1,2-dioxo-3,3-dimethypentyl)-2-pyrrolidinecarboxylate

C13H21NO4 (255.1471)


   

(2R)-5-methoxy-N-propyl-1,2,3,4-tetrahydronaphthalen-2-amine,hydrochloride

(2R)-5-methoxy-N-propyl-1,2,3,4-tetrahydronaphthalen-2-amine,hydrochloride

C14H22ClNO (255.139)


   

2-Methyl-2-propanyl 2-formyl-1-oxa-7-azaspiro[3.5]nonane-7-carbox ylate

2-Methyl-2-propanyl 2-formyl-1-oxa-7-azaspiro[3.5]nonane-7-carbox ylate

C13H21NO4 (255.1471)


   

1-Oxa-7-azaspiro[4.5]decane-7-carboxylic acid, 3-oxo-, 1,1-dimethylethyl ester

1-Oxa-7-azaspiro[4.5]decane-7-carboxylic acid, 3-oxo-, 1,1-dimethylethyl ester

C13H21NO4 (255.1471)


   

tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate

tert-butyl 1-oxo-2-oxa-9-azaspiro[4.5]decane-9-carboxylate

C13H21NO4 (255.1471)


   

(1R,3AS,6AR)-2-(TERT-BUTOXYCARBONYL)OCTAHYDROCYCLOPENTA[C]PYRROLE-1-CARBOXYLIC ACID

(1R,3AS,6AR)-2-(TERT-BUTOXYCARBONYL)OCTAHYDROCYCLOPENTA[C]PYRROLE-1-CARBOXYLIC ACID

C13H21NO4 (255.1471)


   

(R)-(+)-7-methoxy-N-propyl-2-aminotetraline hydrochloride

(R)-(+)-7-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

(R)-8-methoxy-N-propyl-2-aminotetraline hydrochloride

(R)-8-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

4-Chloro-6-methyl-5-octyl-2-pyrimidinamine

4-Chloro-6-methyl-5-octyl-2-pyrimidinamine

C13H22ClN3 (255.1502)


   
   

6-(tert-Butoxycarbonyl)-6-azaspiro[2.5]octane-1-carboxylic acid

6-(tert-Butoxycarbonyl)-6-azaspiro[2.5]octane-1-carboxylic acid

C13H21NO4 (255.1471)


   

(S)-(-)-7-methoxy-N-propyl-2-aminotetraline hydrochloride

(S)-(-)-7-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

(S)-8-methoxy-N-propyl-2-aminotetraline hydrochloride

(S)-8-methoxy-N-propyl-2-aminotetraline hydrochloride

C14H22ClNO (255.139)


   

[2-[(N,3-dimethylanilino)methyl]phenyl]boronic acid

[2-[(N,3-dimethylanilino)methyl]phenyl]boronic acid

C15H18BNO2 (255.1431)


   

3-[2-(1,8-naphthyridin-2-yl)ethyl]piperidin-2-one

3-[2-(1,8-naphthyridin-2-yl)ethyl]piperidin-2-one

C15H17N3O (255.1372)


   

(S)-2-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

(S)-2-ALLYL-1-(TERT-BUTOXYCARBONYL)PYRROLIDINE-2-CARBOXYLIC ACID

C13H21NO4 (255.1471)


   

3-amino-N-(2,4,6-trimethylphenyl)pyridine-4-carboxamide

3-amino-N-(2,4,6-trimethylphenyl)pyridine-4-carboxamide

C15H17N3O (255.1372)


   

Quinoline-8-boronic acid pinacol ester

Quinoline-8-boronic acid pinacol ester

C15H18BNO2 (255.1431)


   

7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline

7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline

C15H18BNO2 (255.1431)


   

5-Quinolineboronic Acid Pinacol Ester

5-Quinolineboronic Acid Pinacol Ester

C15H18BNO2 (255.1431)


   

(S)-1,2,3,4-Tetrahydro-5-methoxy-N-propyl-2-naphthalenamine Hydrochloride

(S)-1,2,3,4-Tetrahydro-5-methoxy-N-propyl-2-naphthalenamine Hydrochloride

C14H22ClNO (255.139)


   

3-(4-tert-Butoxy-phenyl)-pyrrolidine hydrochloride

3-(4-tert-Butoxy-phenyl)-pyrrolidine hydrochloride

C14H22ClNO (255.139)


   

3-Azabicyclo[3.1.0]hexane-3,6-dicarboxylic acid 3-(tert-butyl) 6-ethyl ester

3-Azabicyclo[3.1.0]hexane-3,6-dicarboxylic acid 3-(tert-butyl) 6-ethyl ester

C13H21NO4 (255.1471)


   

4-(2-Methyl-benzyloxyMethyl)-piperidine hydrochloride

4-(2-Methyl-benzyloxyMethyl)-piperidine hydrochloride

C14H22ClNO (255.139)


   

6-{[(tert-butoxy)carbonyl]amino}spiro[3.3]heptane-2-carboxylic acid

6-{[(tert-butoxy)carbonyl]amino}spiro[3.3]heptane-2-carboxylic acid

C13H21NO4 (255.1471)


   

4-(6-tert-butyl-5H-pyrazolo[1,5-b][1,2,4]triazol-2-yl)aniline

4-(6-tert-butyl-5H-pyrazolo[1,5-b][1,2,4]triazol-2-yl)aniline

C14H17N5 (255.1484)


   

DI-TERT-BUTYL 2-ISOCYANOSUCCINATE

DI-TERT-BUTYL 2-ISOCYANOSUCCINATE

C13H21NO4 (255.1471)


   

(2S,3aS,6aS)-1-(tert-butoxycarbonyl)octahydrocyclopenta[b]pyrrole-2-carboxylic acid

(2S,3aS,6aS)-1-(tert-butoxycarbonyl)octahydrocyclopenta[b]pyrrole-2-carboxylic acid

C13H21NO4 (255.1471)


   

6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinoline

6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinoline

C15H18BNO2 (255.1431)


   

3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester

3-Oxo-1-oxa-8-aza-spiro[4.5]decane-8-carboxylic acid tert-butyl ester

C13H21NO4 (255.1471)


   

6-(2,2-Dicyanovinyl)-N-(2-hydroxyethyl)-1,2,3,4-tetrahydroquinoline

6-(2,2-Dicyanovinyl)-N-(2-hydroxyethyl)-1,2,3,4-tetrahydroquinoline

C15H17N3O (255.1372)


   

D-Ribitol,1-deoxy-1-[(3,4-dimethylphenyl)amino]-

D-Ribitol,1-deoxy-1-[(3,4-dimethylphenyl)amino]-

C13H21NO4 (255.1471)


   

6-Quinolineboronic acid pinacol ester

6-Quinolineboronic acid pinacol ester

C15H18BNO2 (255.1431)


   

BMS 345541

BMS-345541 free base

C14H17N5 (255.1484)


   

Sotirimod

Sotirimod

C14H17N5 (255.1484)


C308 - Immunotherapeutic Agent

   

N-[(E)-(4-methylphenyl)methylideneamino]-2-(1-methylpyrrol-2-yl)acetamide

N-[(E)-(4-methylphenyl)methylideneamino]-2-(1-methylpyrrol-2-yl)acetamide

C15H17N3O (255.1372)


   

5-methyl-N-(4-propan-2-ylphenyl)-2-pyrazinecarboxamide

5-methyl-N-(4-propan-2-ylphenyl)-2-pyrazinecarboxamide

C15H17N3O (255.1372)


   

N-[(3S)-2-Oxotetrahydrofuran-3-yl]-3-oxononanamide

N-[(3S)-2-Oxotetrahydrofuran-3-yl]-3-oxononanamide

C13H21NO4 (255.1471)


   

4-Piperidino-2-(2-hydroxyphenyl)pyrimidine

4-Piperidino-2-(2-hydroxyphenyl)pyrimidine

C15H17N3O (255.1372)


   

Clobutinol

Clobutinol

C14H22ClNO (255.139)


R - Respiratory system > R05 - Cough and cold preparations > R05D - Cough suppressants, excl. combinations with expectorants C78273 - Agent Affecting Respiratory System > C66917 - Antitussive Agent D019141 - Respiratory System Agents > D000996 - Antitussive Agents D002491 - Central Nervous System Agents

   

chanoclavine-I aldehyde(1+)

chanoclavine-I aldehyde(1+)

C16H19N2O+ (255.1497)


An indole alkaloid cation that is the conjugate acid of chanoclavine-I aldehyde obtained by protonation of the secondary amino group. Major species at pH 7.3

   

[(6aR,10aR)-7-methyl-4,6,6a,7,8,10a-hexahydroindolo[4,3-fg]quinolin-7-ium-9-yl]methanol

[(6aR,10aR)-7-methyl-4,6,6a,7,8,10a-hexahydroindolo[4,3-fg]quinolin-7-ium-9-yl]methanol

C16H19N2O+ (255.1497)


   

N(2)-[(2E)-3-methylhex-2-enoyl]-L-glutaminate

N(2)-[(2E)-3-methylhex-2-enoyl]-L-glutaminate

C12H19N2O4- (255.1345)


   

5-Hydroxy-3,6-bis(2-methylpropyl)-1,4-dioxidopyrazin-4-ium-2-one

5-Hydroxy-3,6-bis(2-methylpropyl)-1,4-dioxidopyrazin-4-ium-2-one

C12H19N2O4- (255.1345)


   

2-Amino-5-ethyl-4-(2-furanyl)-6-propyl-3-pyridinecarbonitrile

2-Amino-5-ethyl-4-(2-furanyl)-6-propyl-3-pyridinecarbonitrile

C15H17N3O (255.1372)


   

[(6R,7S)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl] (E)-2-methylbut-2-enoate

[(6R,7S)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl] (E)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

Neopentyl glycosyl pyrrole

Neopentyl glycosyl pyrrole

C13H21NO4 (255.1471)


   
   

1,4-Diazepan-1-yl(5-isoquinolinyl)methanone

1,4-Diazepan-1-yl(5-isoquinolinyl)methanone

C15H17N3O (255.1372)


   

(1r,3s,5s,6r,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

(1r,3s,5s,6r,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1s,7r,7as)-7-hydroxy-7-(hydroxymethyl)-hexahydropyrrolizin-1-yl (2z)-2-methylbut-2-enoate

(1s,7r,7as)-7-hydroxy-7-(hydroxymethyl)-hexahydropyrrolizin-1-yl (2z)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(2,7-dihydroxy-hexahydro-1h-pyrrolizin-1-yl)methyl 2-methylbut-2-enoate

(2,7-dihydroxy-hexahydro-1h-pyrrolizin-1-yl)methyl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1r,3r,5s,6s,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

(1r,3r,5s,6s,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

7-hydroxy-7-(hydroxymethyl)-hexahydropyrrolizin-1-yl 2-methylbut-2-enoate

7-hydroxy-7-(hydroxymethyl)-hexahydropyrrolizin-1-yl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1,7-dihydroxy-hexahydropyrrolizin-1-yl)methyl 2-methylbut-2-enoate

(1,7-dihydroxy-hexahydropyrrolizin-1-yl)methyl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1s,3r,5r,6r,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl 2-methylbut-2-enoate

(1s,3r,5r,6r,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1r,3r,5s,6s,7s)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2e)-2-methylbut-2-enoate

(1r,3r,5s,6s,7s)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1s,3r,5r,6r,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2z)-2-methylbut-2-enoate

(1s,3r,5r,6r,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2z)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

[(1r,2r,7r,7ar)-2,7-dihydroxy-hexahydro-1h-pyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

[(1r,2r,7r,7ar)-2,7-dihydroxy-hexahydro-1h-pyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1r,3r,5s,6r,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

(1r,3r,5s,6r,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(1r,3r,5s,6s,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2e)-2-methylbut-2-enoate

(1r,3r,5s,6s,7r)-3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

(3s,4s,4ar,8r)-4-ethenyl-3-ethoxy-8-methoxy-3h,4h,4ah,5h,6h,7h-pyrano[3,4-c]pyridin-8-ol

(3s,4s,4ar,8r)-4-ethenyl-3-ethoxy-8-methoxy-3h,4h,4ah,5h,6h,7h-pyrano[3,4-c]pyridin-8-ol

C13H21NO4 (255.1471)


   

1-[(3r,4s,5s)-2,3,4-trihydroxy-5-methyl-4,5-dihydropyrrol-3-yl]oct-4-en-1-one

1-[(3r,4s,5s)-2,3,4-trihydroxy-5-methyl-4,5-dihydropyrrol-3-yl]oct-4-en-1-one

C13H21NO4 (255.1471)


   

n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

C15H17N3O (255.1372)


   

(2z)-n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

(2z)-n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

C15H17N3O (255.1372)


   

(2e)-n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

(2e)-n-[2-(3-methylimidazol-4-yl)ethyl]-3-phenylprop-2-enimidic acid

C15H17N3O (255.1372)


   

6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-methylbut-2-enoate

6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl 2-methylbut-2-enoate

3,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-6-yl 2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

[(1s,7r,7as)-1,7-dihydroxy-hexahydropyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

[(1s,7r,7as)-1,7-dihydroxy-hexahydropyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

4-ethenyl-3-ethoxy-8-methoxy-3h,4h,4ah,5h,6h,7h-pyrano[3,4-c]pyridin-8-ol

4-ethenyl-3-ethoxy-8-methoxy-3h,4h,4ah,5h,6h,7h-pyrano[3,4-c]pyridin-8-ol

C13H21NO4 (255.1471)


   

(1r,5s,6s,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

(1r,5s,6s,7r)-6,7-dihydroxy-8-methyl-8-azabicyclo[3.2.1]octan-3-yl (2e)-2-methylbut-2-enoate

C13H21NO4 (255.1471)


   

[(1r,7s,7as)-1,7-dihydroxy-hexahydropyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

[(1r,7s,7as)-1,7-dihydroxy-hexahydropyrrolizin-1-yl]methyl (2z)-2-methylbut-2-enoate

C13H21NO4 (255.1471)