Exact Mass: 349.1525

Exact Mass Matches: 349.1525

Found 56 metabolites which its exact mass value is equals to given mass value 349.1525, within given mass tolerance error 4.0E-5 dalton. Try search metabolite list with more accurate mass tolerance error 8.0E-6 dalton.

Riddelline

Riddelline; 18-Hydroxyseneciphylline

C18H23NO6 (349.1525)


   

Riddelliine

4-ethylidene-7-hydroxy-7-(hydroxymethyl)-6-methylidene-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-ene-3,8-dione

C18H23NO6 (349.1525)


   

1ST14178

(3E,6R,14aR,14bR)-3-ethylidene-6-hydroxy-6-methyl-5-methylidene-12-oxo-3,4,5,6,11,12,13,14,14a,14b-decahydro-9H-12lambda(5)-[1,6]dioxacyclododecino[2,3,4-gh]pyrrolizine-2,7-dione

C18H23NO6 (349.1525)


Spartioidine N-oxide is a pyrrolizine alkaloid that is 13,19-didehydrosenecionane carrying a hydroxy substituent at position 12, two oxo substituents at positions 11 and 16 and an N-oxido substituent. It has a role as a Jacobaea metabolite. It is a macrocyclic lactone, an olefinic compound, an organic heterotricyclic compound, a pyrrolizine alkaloid, a tertiary alcohol and a tertiary amine oxide. It is functionally related to a spartioidine. Seneciphylline N-oxide is a natural product found in Jacobaea persoonii with data available. A pyrrolizine alkaloid that is 13,19-didehydrosenecionane carrying a hydroxy substituent at position 12, two oxo substituents at positions 11 and 16 and an N-oxido substituent.

   

Seneciphylline N-oxide

Seneciphylline N-oxide

C18H23NO6 (349.1525)


A pyrrolizine alkaloid that is produced by a hybrid species of Jacobaea. CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 2279

   

methyl 7-(3-acetylamino-2,5-dihydroxyphenyl)-7-hydroxy-4,6-dimethyl-2,4-heptadienoate

methyl 7-(3-acetylamino-2,5-dihydroxyphenyl)-7-hydroxy-4,6-dimethyl-2,4-heptadienoate

C18H23NO6 (349.1525)


   

Foliosidine acetate

Foliosidine acetate

C18H23NO6 (349.1525)


   

Erucifoline

Erucifoline

C18H23NO6 (349.1525)


A pyrrolizine alkaloid that is produced by several Jacobaea species and displays toxicity towards insect herbivores. CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 2300 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 174 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 164 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 154 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 144 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 134 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 124 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 114 CONFIDENCE Reference Standard (Level 1); INTERNAL_ID 104

   

jacozine

jacozine

C18H23NO6 (349.1525)


A pyrrolizine alkaloid that is seneciphylline in which the exocyclic double bond has been converted to the corresponding epoxide.

   

3-O-methylorixine

3-O-methylorixine

C18H23NO6 (349.1525)


   

dechloroacutumidine

dechloroacutumidine

C18H23NO6 (349.1525)


   
   
   
   
   

14beta,141-epoxy-15-hydroxy-14alpha-methyl-(15alphaH)-15,20-dihydro-21-nor-senecion-12(18)-ene-11,16-dione|Swazine

14beta,141-epoxy-15-hydroxy-14alpha-methyl-(15alphaH)-15,20-dihydro-21-nor-senecion-12(18)-ene-11,16-dione|Swazine

C18H23NO6 (349.1525)


   

Riddelliine

(1,6)DIOXACYCLODODECINO(2,3,4-GH)PYRROLIZINE-2,7-DIONE, 3-ETHYLIDENE-3,4,5,6,9,11,13,14,14A,14B-DECAHYDRO-6-HYDROXY-6-(HYDROXYMETHYL)-5-METHYLENE-, (6S-(3Z,6R*,14AS*,14BS*))-

C18H23NO6 (349.1525)


Riddelline is a colorless to off-white crystalline solid. Starts turning brown at approximately 329 °F; is blackish-brown at melting point. (NTP, 1992) Riddelliine is a macrodiolide that is 13,19-didehydrosenecionan bearing two additional hydroxy substituents at positions 12 and 18 as well as two additional oxo groups at positions 11 and 16. It has a role as a genotoxin, a mutagen and a carcinogenic agent. It is a pyrrolizine alkaloid, an organic heterotricyclic compound, an olefinic compound and a macrodiolide. It is functionally related to a senecionan. Riddelliine is a natural product found in Senecio aegyptius, Senecio glaucus, and other organisms with data available. A macrodiolide that is 13,19-didehydrosenecionan bearing two additional hydroxy substituents at positions 12 and 18 as well as two additional oxo groups at positions 11 and 16.

   

Erucifoline

(5R,9Z,12R,18R)-9-Ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.05,7.015,18]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


CID 6442624 is a natural product found in Jacobaea aquatica with data available.

   

(2S,3R)-N-TERT-BUTOXYCARBONYL-3-BENZOYLOXY-2-PYRROLIDINECARBOXYLICACIDMETHYLESTER

(2S,3R)-N-TERT-BUTOXYCARBONYL-3-BENZOYLOXY-2-PYRROLIDINECARBOXYLICACIDMETHYLESTER

C18H23NO6 (349.1525)


   

DIETHYL 2-(1-(4-ACETAMIDOPHENYL)-1-OXOPROPAN-2-YL)MALONATE

DIETHYL 2-(1-(4-ACETAMIDOPHENYL)-1-OXOPROPAN-2-YL)MALONATE

C18H23NO6 (349.1525)


   

(4E)-4-ethylidene-7-hydroxy-7-(hydroxymethyl)-6-methylidene-2,9-dioxa-14-azatricyclo[9.5.1.014,17]heptadec-11-ene-3,8-dione

(4E)-4-ethylidene-7-hydroxy-7-(hydroxymethyl)-6-methylidene-2,9-dioxa-14-azatricyclo[9.5.1.014,17]heptadec-11-ene-3,8-dione

C18H23NO6 (349.1525)


   

CID 13258912

Seneciphylline N-oxide

C18H23NO6 (349.1525)


   

(9E)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.05,7.015,18]octadec-1(17)-ene-4,10-dione

(9E)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.05,7.015,18]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

2-Ethoxycarbonyl-3,4-dimethoxycarbonyl-1-methyl-5-phenylpyrrolidine (2,3-trans-3,4,5-cis)

2-Ethoxycarbonyl-3,4-dimethoxycarbonyl-1-methyl-5-phenylpyrrolidine (2,3-trans-3,4,5-cis)

C18H23NO6 (349.1525)


   

2-Ethoxycarbonyl-3,4-dimethoxycarbonyl-1-methyl-5-phenylpyrrolidine (2,3,5-cis-4,5-trans)

2-Ethoxycarbonyl-3,4-dimethoxycarbonyl-1-methyl-5-phenylpyrrolidine (2,3,5-cis-4,5-trans)

C18H23NO6 (349.1525)


   

(5r,7s,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

(5r,7s,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

3-(3-hydroxy-3-methyl-2-oxobutyl)-4,7,8-trimethoxy-1-methylquinolin-2-one

3-(3-hydroxy-3-methyl-2-oxobutyl)-4,7,8-trimethoxy-1-methylquinolin-2-one

C18H23NO6 (349.1525)


   

(1'r,2s,3s,7'r,17'r)-7'-hydroxy-3,7'-dimethyl-6'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,4'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

(1'r,2s,3s,7'r,17'r)-7'-hydroxy-3,7'-dimethyl-6'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,4'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

(9e)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

(9e)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

(1r,1's,5s,6's)-5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

(1r,1's,5s,6's)-5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

C18H23NO6 (349.1525)


   

methyl (3e)-6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-3-enoate

methyl (3e)-6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-3-enoate

C18H23NO6 (349.1525)


   

3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

C18H23NO6 (349.1525)


   

9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

methyl 6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-3-enoate

methyl 6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-3-enoate

C18H23NO6 (349.1525)


   

n-[3,7-dihydroxy-2-(2-methyl-3-oxopent-1-en-1-yl)-2,3,4,5-tetrahydro-1-benzoxepin-9-yl]-2-hydroxyethanimidic acid

n-[3,7-dihydroxy-2-(2-methyl-3-oxopent-1-en-1-yl)-2,3,4,5-tetrahydro-1-benzoxepin-9-yl]-2-hydroxyethanimidic acid

C18H23NO6 (349.1525)


   

(1'r,2s,4'z,7'r,17'r)-4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

(1'r,2s,4'z,7'r,17'r)-4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

(1s,1's,5s,6's)-5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

(1s,1's,5s,6's)-5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

C18H23NO6 (349.1525)


   

methyl (4e)-6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-4-enoate

methyl (4e)-6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-4-enoate

C18H23NO6 (349.1525)


   

(1r,4z,7s,14r,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

(1r,4z,7s,14r,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

C18H23NO6 (349.1525)


   

(5r,7r,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

(5r,7r,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

(1'r,2s,4'e,7'r,17'r)-4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

(1'r,2s,4'e,7'r,17'r)-4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

1-{6,8-dimethoxy-2h-[1,3]dioxolo[4,5-h]quinolin-7-yl}-3-methoxy-3-methylbutan-2-ol

1-{6,8-dimethoxy-2h-[1,3]dioxolo[4,5-h]quinolin-7-yl}-3-methoxy-3-methylbutan-2-ol

C18H23NO6 (349.1525)


   

4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

4'-ethylidene-7'-hydroxy-7'-methyl-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

(1r,4e,7s,17r)-4-ethylidene-7-hydroxy-7-(hydroxymethyl)-6-methylidene-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-ene-3,8-dione

(1r,4e,7s,17r)-4-ethylidene-7-hydroxy-7-(hydroxymethyl)-6-methylidene-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-ene-3,8-dione

C18H23NO6 (349.1525)


   

(1'r,2s,5'r,7'r,17'r)-7'-hydroxy-5',7'-dimethyl-4'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

(1'r,2s,5'r,7'r,17'r)-7'-hydroxy-5',7'-dimethyl-4'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,6'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

methyl (2r,4s,5s,6r)-6-(3-ethyl-4-methoxyindol-1-yl)-4,5-dihydroxyoxane-2-carboxylate

methyl (2r,4s,5s,6r)-6-(3-ethyl-4-methoxyindol-1-yl)-4,5-dihydroxyoxane-2-carboxylate

C18H23NO6 (349.1525)


   

(1r,4z,7s,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

(1r,4z,7s,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

C18H23NO6 (349.1525)


   

7'-hydroxy-3,7'-dimethyl-6'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,4'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

7'-hydroxy-3,7'-dimethyl-6'-methylidene-2',9'-dioxa-14'-azaspiro[oxirane-2,4'-tricyclo[9.5.1.0¹⁴,¹⁷]heptadecan]-11'-ene-3',8'-dione

C18H23NO6 (349.1525)


   

n-{2,5-dihydroxy-3-[(3e,5e)-1-hydroxy-7-methoxy-2,4-dimethyl-7-oxohepta-3,5-dien-1-yl]phenyl}ethanimidic acid

n-{2,5-dihydroxy-3-[(3e,5e)-1-hydroxy-7-methoxy-2,4-dimethyl-7-oxohepta-3,5-dien-1-yl]phenyl}ethanimidic acid

C18H23NO6 (349.1525)


   

(2r)-3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

(2r)-3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

C18H23NO6 (349.1525)


   

n-[(2r,3s)-3,7-dihydroxy-2-(2-methyl-3-oxopent-1-en-1-yl)-2,3,4,5-tetrahydro-1-benzoxepin-9-yl]-2-hydroxyethanimidic acid

n-[(2r,3s)-3,7-dihydroxy-2-(2-methyl-3-oxopent-1-en-1-yl)-2,3,4,5-tetrahydro-1-benzoxepin-9-yl]-2-hydroxyethanimidic acid

C18H23NO6 (349.1525)


   

(1r,4z,7r,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

(1r,4z,7r,17r)-4-ethylidene-7-hydroxy-7-methyl-6-methylidene-3,8-dioxo-2,9-dioxa-14-azatricyclo[9.5.1.0¹⁴,¹⁷]heptadec-11-en-14-ium-14-olate

C18H23NO6 (349.1525)


   

methyl 6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-4-enoate

methyl 6-[4,6-dihydroxy-2-(2-hydroxyethyl)-1-oxo-3h-isoindol-5-yl]-4-methylhex-4-enoate

C18H23NO6 (349.1525)


   

5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

5-hydroxy-2',3',4-trimethoxy-10'-azaspiro[cyclopentane-1,7'-tricyclo[4.3.3.0¹,⁶]dodecane]-2',3-diene-2,4'-dione

C18H23NO6 (349.1525)


   

(5s,7r,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

(5s,7r,9z,12r,18r)-9-ethylidene-7-(hydroxymethyl)-5-methyl-3,6,11-trioxa-15-azatetracyclo[10.5.1.0⁵,⁷.0¹⁵,¹⁸]octadec-1(17)-ene-4,10-dione

C18H23NO6 (349.1525)


   

(2r)-1-{6,8-dimethoxy-2h-[1,3]dioxolo[4,5-h]quinolin-7-yl}-3-methoxy-3-methylbutan-2-ol

(2r)-1-{6,8-dimethoxy-2h-[1,3]dioxolo[4,5-h]quinolin-7-yl}-3-methoxy-3-methylbutan-2-ol

C18H23NO6 (349.1525)


   

(2s)-3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

(2s)-3-hydroxy-1-[(4-methoxy-1-methyl-2-oxoquinolin-8-yl)oxy]-3-methylbutan-2-yl acetate

C18H23NO6 (349.1525)