Exploring Phylogenetic Relationships between Hundreds of Plant Fatty Acids Synthesized by Thousands of Plants. more details ...
Displaying fatty acids 401 - 500 of 754 in total
Structure Phylo Tree Systematic NameSort off ∆ NotationSort off Other Names FormulaSort off MassSort off Data
PointsSort off
SOFA
ID
Heneicosenoic acid Tree Heneicosenoic acid 21:1 structure ambiguous C21H40O2 324.3 23 M_398
Tetradecatrienoic acid Tree Tetradecatrienoic acid 14:3 structure ambiguous C14H22O2 222.16 1 M_399
Tetradecadienoic acid Tree Tetradecadienoic acid 14:2 structure ambiguous C14H24O2 224.18 9 M_400
9,12,15 octadecatrienoic acid, 2 hydroxy , (9z,12z,15z) Tree 9,12,15-Octadecatrienoic acid, 2-hydroxy-, (9Z,12Z,15Z)- 2-OH-18:3-delta-9c,12c,15c 9,12,15-Octadecatrienoic acid, 2-hydroxy-, (Z,Z,Z)-; Linolenic acid, 2-hydroxy-; 2-Hydroxylinolenic acid; -alpha--Hydroxy -alpha--linolenic acid; -... C18 H30 O3 294.43 1 M_401
2 hydroxy z,z,z 9,12,15 octadecatrienoic acid, (2r) 2-Hydroxy-Z,Z,Z-9,12,15-Octadecatrienoic acid, (2R)- R-2-OH-18:3-delta-9c,12c,15c C18H30O3 294.48 M_402
12 octadecenoic acid, 9,10,18 trihydroxy , (12z) Tree 12-Octadecenoic acid, 9,10,18-trihydroxy-, (12Z)- 9,10,18-tri-OH-18:1-delta-12c 9,10,18-Trihydroxyoctadec-12-enoic acid C18 H34 O5 330.46 2 M_403
5,8,11,14,17 eicosapentaenoic acid, (5z,8z,11z,14z,17z) Tree 5,8,11,14,17-Eicosapentaenoic acid, (5Z,8Z,11Z,14Z,17Z)- 20:5-delta-5c,8c,11c,14c,17c 5,8,11,14,17-Eicosapentaenoic acid; 5,8,11,14,17-Eicosapentaenoic acid, (all-Z)-; (5Z,8Z,11Z,14Z,17Z)-Eicosa-5,8,11,14,17-pentaenoic acid; (5Z,8Z,1... C20 H30 O2 302.45 35 M_404
5 nonadecenoic acid, (5z) Tree 5-Nonadecenoic acid, (5Z)- 19:1-delta-5c C19 H36 O2 296.49 1 M_405
7,10,13 hexadecatrienoic acid, (7z,10z,13z) Tree 7,10,13-Hexadecatrienoic acid, (7Z,10Z,13Z)- 16:3-delta-7c,10c,13c Roughanic acid; 7,10,13-Hexadecatrienoic acid, (Z,Z,Z)-; (Z,Z,Z)-7,10,13-Hexadecatrienoic acid; Roughanic acid; all-cis-7,10,13-Hexadecatrienoic acid C16 H26 O2 250.38 178 M_406
7,10,13,16,19 docosapentaenoic acid, (z,z,z,z,z) Tree 7,10,13,16,19-Docosapentaenoic acid, (Z,Z,Z,Z,Z)- 22:5-delta-7c,10c,13c,16c,19c C22 H34 O2 330.5 5 M_407
4,7,10,13,16,19 docosahexaenoic acid, (4z,7z,10z,13z,16z,19z) Tree 4,7,10,13,16,19-Docosahexaenoic acid, (4Z,7Z,10Z,13Z,16Z,19Z)- 22:6-delta-4c,7c,10c,13c,16c,19c 4,7,10,13,16,19-Docosahexaenoic acid, (all-Z)-; Docosahexaenoic acid; (4Z,7Z,10Z,13Z,16Z,19Z)-4,7,10,13,16,19-Docosahexaenoic acid; (4Z,7Z,10Z,13Z,... C22 H32 O2 328.49 7 M_408
15,18 tetracosadienoic acid, (z,z) Tree 15,18-Tetracosadienoic acid, (Z,Z)- 24:2-delta-15c,18c -delta-15,18-Tetracosadienoic acid C24 H44 O2 364.61 2 M_409
E,z,z 3,13,16 docosatrienoic acid Tree E,Z,Z-3,13,16-Docosatrienoic acid 22:3-delta-3t,13c,16c C22 H38 O2 334.54 2 M_410
12,15,18 tetracosatrienoic acid, (12z,15z,18z) Tree 12,15,18-Tetracosatrienoic acid, (12Z,15Z,18Z)- 24:3-delta-12c,15c,18c 12,15,18-Tetracosatrienoic acid, (Z,Z,Z)- C24 H42 O2 362.59 1 M_411
8 heptadecenoic acid, (8z) Tree 8-Heptadecenoic acid, (8Z)- 17:1-delta-8c 8-Heptadecenoic acid, (Z)-; (Z)-Heptadec-8-enoic acid; 8-Heptadecenoic acid, cis- C17 H32 O2 268.43 13 M_412
Tetracosapentaenoic acid Tetracosapentaenoic acid 24:5 Structure ambiguous (double bond position and configuration) C24H38O2 358.62 M_413
17 tetracosenoic acid, (z) Tree 17-Tetracosenoic acid, (Z)- 24:1-delta-17c C24 H46 O2 366.62 3 M_414
9,11 octadecadienoic acid, (9e,11z) Tree 9,11-Octadecadienoic acid, (9E,11Z)- 18:2-delta-9c,11t 9,11-Octadecadienoic acid, (Z,E)-; (9E,11Z)-9,11-Octadecadienoic acid; 9-trans,11-cis-Linoleic acid; 9-trans,11-cis-Octadecadienoic acid; 9E,11Z-Oc... C18 H32 O2 280.45 4 M_415
10,12 octadecadienoic acid, 9 hydroxy 10,12-Octadecadienoic acid, 9-hydroxy- 9-OH-18:2-delta-10,12 9-Hydroxy-10,12-octadecadienoic acid C18 H32 O3 296.44 M_416
10,12 octadecadienoic acid, 9 hydroxy Tree 10,12-Octadecadienoic acid, 9-hydroxy- 9-OH-18:2-delta-10t,12t 9-Hydroxy-10,12-octadecadienoic acid; Dimorphecolic acid C18 H32 O3 296.44 4 M_417
Dihydroxy acids Tree Dihydroxy acids Dihydroxy:undefined structure ambiguous 3 M_418
Ketoacids Tree Ketoacids Keto:undefined structure ambiguous 2 M_419
Conjugated octadecatetraenoic acids Tree conjugated octadecatetraenoic acids 18:4 conjugated structure ambiguous C18H28O2 276.21 1 M_420
6,9 octadecadienoic acid, (6z,9z) Tree 6,9-Octadecadienoic acid, (6Z,9Z)- 18:2-delta-6c,9c 6,9-Octadecadienoic acid, (Z,Z)-; (Z,Z)-6,9-Octadecadienoic acid; C18:2w9; cis,cis-6,9-Octadecadienoic acid; cis-6,cis-9-Octadecadienoic acid C18 H32 O2 280.45 7 M_421
6 eicosenoic acid, (6z) Tree 6-Eicosenoic acid, (6Z)- 20:1-delta-6c 6-Eicosenoic acid, (Z)- C20 H38 O2 310.51 2 M_422
6 eicosynoic acid Tree 6-Eicosynoic acid 20:1-delta-6a C20 H36 O2 308.5 2 M_423
Dotriacontenoic acid Tree Dotriacontenoic acid 32:1 Structure ambiguous (double bond position and configuration) C32H62O2 478.48 3 M_424
Trienoic acids Tree trienoic acids Trienoic:undefined structure ambiguous 1 M_425
Dienoic acids dienoic acids Dienoic:undefined M_426
13 oxo z,e 9,11 octadecadienoic acid 13-Oxo-Z,E-9,11-octadecadienoic acid 13-O=18:2-delta-9c,11t C18H30O3 294.48 M_427
9 octadecenoic acid, 13 oxo , (e)  (8ci) Tree 9-Octadecenoic acid, 13-oxo-, (E)- (8CI) 13-O=18:1-delta-9t 13-Oxo-trans-9-octadecenoic acid C18 H32 O3 296.44 1 M_428
6 hexadecenoic acid, (6e) 6-Hexadecenoic acid, (6E)- 16:1-delta-6t 6-Hexadecenoic acid, (E)-; trans-6-Hexadecenoic acid C16 H30 O2 254.41 M_429
8 oxo 10,12 octadecadiynoic acid 8-Oxo-10,12-octadecadiynoic acid 8-O=18:2-delta-10a,12a C18H26O3 290.44 M_430
8 oxooctadec 17 en 10,12 diynoic acid 8-Oxooctadec-17-en-10,12-diynoic acid 8-O=18:3-delta-10a,12a,17 C18H24O3 288.42 M_431
13,17 octadecadiene 9,11 diynoic acid Tree 13,17-Octadecadiene-9,11-diynoic acid 18:4-delta-9a,11a,13t,17 C18 H24 O2 272.38 4 M_432
10,12 octadecadiynoic acid, 8 hydroxy Tree 10,12-Octadecadiynoic acid, 8-hydroxy- 8-OH-18:2-delta-9a,11a C18 H28 O3 292.41 5 M_433
13 octadecene 9,11 diynoic acid, 8 hydroxy , (e) Tree 13-Octadecene-9,11-diynoic acid, 8-hydroxy-, (E)- 8-OH-18:3-delta-9a,11a,13t C18 H26 O3 290.4 4 M_434
2,4 decadienoic acid, (e,e) Tree 2,4-Decadienoic acid, (E,E)- 10:2-delta-2t,4t C10 H16 O2 168.23 2 M_435
9,10 epoxy 12 octadecynoic acid 9,10-Epoxy-12-octadecynoic acid 9,10-O-18:1-delta-12a C18H30O3 294.48 M_436
3,12 octadecadienoic acid, 9,10 epoxy , (3e,12z) Tree 3,12-Octadecadienoic acid, 9,10-epoxy-, (3E,12Z)- 9,10-O-18:2-delta-3t,12c cis-9,10-Epoxy-trans-3,cis-12-octadecadienoic acid C18 H30 O3 294.43 2 M_437
9,10 epoxy z,z 12,15 octadecadienoic acid 9,10-Epoxy-Z,Z-12,15-octadecadienoic acid 9,10-O-18:2-delta-12c,15c C18H30O3 294.48 M_438
6,9 undecadienoic acid, 11 [(2r,3s) 3 pentyl 2 oxiranyl] , (6z,9z) rel Tree 6,9-Undecadienoic acid, 11-[(2R,3S)-3-pentyl-2-oxiranyl]-, (6Z,9Z)-rel- 12,13-O-18:2-delta-6c,9c 6,9-Undecadienoic acid, 11-(3-pentyloxiranyl)-, [2-alpha-(6Z,9Z),3-alpha-]-; 6,9-Undecadienoic acid, 11-[(2R,3S)-3-pentyloxiranyl]-, (6Z,9Z)-rel- C18 H30 O3 294.43 2 M_439
6,9 undecadienoic acid, 11 [(2r,3s) 3 pentyl 2 oxiranyl] , (6e,9z) rel Tree 6,9-Undecadienoic acid, 11-[(2R,3S)-3-pentyl-2-oxiranyl]-, (6E,9Z)-rel- 12,13-O-18:2-delta-6t,9c 6,9-Undecadienoic acid, 11-(3-pentyloxiranyl)-, [2-alpha-(6E,9Z),3-alpha-]-; 6,9-Undecadienoic acid, 11-(3-pentyloxiranyl)-, [2-alpha-(6E,9Z),3-alp... C18 H30 O3 294.43 2 M_440
12 octadecenoic acid, (12z) Tree 12-Octadecenoic acid, (12Z)- 18:1-delta-12c 12-Octadecenoic acid, (Z)-; 12-Octadecenoic acid, cis-; (Z)-12-Octadecenoic acid; 12Z-Octadecenoic acid; cis-12-Octadecenoic acid; -delta-12-cis-Oc... C18 H34 O2 282.46 10 M_441
Z,z,z,z 4,8,12,15 octadecatetraenoic acid Z,Z,Z,Z-4,8,12,15-Octadecatetraenoic acid 18:4-delta-4c,8c,12c,15c Morotic acid; Moroctic acid C18H28O2 276.46 M_442
8 hydroxy 5,6 octadienoic acid Tree 8-Hydroxy-5,6-octadienoic acid 8-OH-8:2-delta-5,6allene ; 5,6-Octadienoic acid, 8-hydroxy- C8 H12 O3 156.18 1 M_443
12 octadecenoic acid, 9 oxo , (12z) Tree 12-Octadecenoic acid, 9-oxo-, (12Z)- 9-O=18:1-delta-12c 12-Octadecenoic acid, 9-oxo-, (Z)- C18 H32 O3 296.44 26 M_444
7,11 octadecadien 9 ynoic acid, (7z,11e) 7,11-Octadecadien-9-ynoic acid, (7Z,11E)- 18:3-delta-7c,9a,11t 7,11-Octadecadien-9-ynoic acid, (E,Z)-; Heisteric acid C18 H28 O2 276.41 M_445
8,11 octadecadiynoic acid 8,11-Octadecadiynoic acid 18:2-delta-8a,11a C18 H28 O2 276.41 M_446
15,18,21 tetracosatrienoic acid, (15z,18z,21z) Tree 15,18,21-Tetracosatrienoic acid, (15Z,18Z,21Z)- 24:3-delta-15c,18c,21c 15,18,21-Tetracosatrienoic acid, (Z,Z,Z)- C24 H42 O2 362.59 1 M_447
5 docosenoic acid, (5z) Tree 5-Docosenoic acid, (5Z)- 22:1-delta-5c 5-Docosenoic acid, (Z)-; cis-5-Docosenoic acid C22 H42 O2 338.57 2 M_448
Z,e 5,13 docosadienoic acid Z,E-5,13-Docosadienoic acid 22:2-delta-5c,13t C22H40O2 336.62 M_449
10,16 heptadecadien 8 ynoic acid, (e) Tree 10,16-Heptadecadien-8-ynoic acid, (E)- 17:3-delta-8a,10t,16 C17 H26 O2 262.39 1 M_450
11,17 octadecadien 9 ynoic acid, (e) Tree 11,17-Octadecadien-9-ynoic acid, (E)- 18:3-delta-9a,11t,17 trans-11,17-Octadecadien-9-ynoic acid C18 H28 O2 276.41 1 M_451
11,17 octadecadien 9 ynoic acid, 8 hydroxy , methyl ester, (e)  (8ci) Tree 11,17-Octadecadien-9-ynoic acid, 8-hydroxy-, methyl ester, (E)- (8CI) 8-OH-18:3-delta-9a,11t,17 C19 H30 O3 306.44 1 M_452
10 heptadecen 8 ynoic acid, 7 hydroxy , (e) Tree 10-Heptadecen-8-ynoic acid, 7-hydroxy-, (E)- 7-OH-17:2-delta-8a,10t C17 H28 O3 280.4 1 M_453
10,16 heptadecadien 8 ynoic acid, 7 hydroxy , (e) Tree 10,16-Heptadecadien-8-ynoic acid, 7-hydroxy-, (E)- 7-OH-17:3-delta-8a,10t,16 C17 H26 O3 278.39 1 M_454
8 heptadecynoic acid 8-Heptadecynoic acid 17:1-delta-8a C17 H30 O2 266.42 M_455
17 octadecen 9 ynoic acid 17-Octadecen-9-ynoic acid 18:2-delta-9a,17 C18 H30 O2 278.43 M_456
9 hydroxytetradecanoic acid 9-Hydroxytetradecanoic acid 9-OH-14:0 C14H28O3 244.42 M_457
9,11,14 eicosatrienoic acid, (9z,11z,14z) 9,11,14-Eicosatrienoic acid, (9Z,11Z,14Z)- 20:3-delta-9c,11c,14c C20 H34 O2 306.48 M_458
9 tridecenoic acid, 13 (2 cyclopenten 1 yl) , (z) Tree 9-Tridecenoic acid, 13-(2-cyclopenten-1-yl)-, (Z)- 18:2cy-delta-9c C18 H30 O2 278.43 1 M_459
7,11 hexadecadienoic acid, methyl ester, (7z,11z) 7,11-Hexadecadienoic acid, methyl ester, (7Z,11Z)- 16:2-delta-7c,11c 7,11-Hexadecadienoic acid, methyl ester, (Z,Z)- C17 H30 O2 266.42 M_460
Z,z,z 7,11,14 hexadecatrienoic acid Z,Z,Z-7,11,14-Hexadecatrienoic acid 16:3-delta-7c,11c,14c C16H26O2 250.42 M_461
14 eicosenoic acid, (14z) Tree 14-Eicosenoic acid, (14Z)- 20:1-delta-14c 14-Eicosenoic acid, (Z)- C20 H38 O2 310.51 4 M_462
13,17 octadecadiene 9,11 diynoic acid, 8 hydroxy , (e) Tree 13,17-Octadecadiene-9,11-diynoic acid, 8-hydroxy-, (E)- 8-OH-18:4-delta-9a,11a,13t,17 C18 H24 O3 288.38 3 M_463
17 octadecene 10,12 diynoic acid, 8 hydroxy 17-Octadecene-10,12-diynoic acid, 8-hydroxy- 8-OH-18:3-delta-10a,12a,17 C18 H26 O3 290.4 M_464
Octadecanoic acid, 9,14 dihydroxy Octadecanoic acid, 9,14-dihydroxy- 9,14-di-OH-18:0 C18 H36 O4 316.48 M_465
11 nonadecenoic acid, (11z) 11-Nonadecenoic acid, (11Z)- 19:1-delta-11c 11-Nonadecenoic acid, (Z)-; (Z)-11-Nonadecenoic acid; 11Z-Nonadecenoic acid; cis-11-Nonadecenoic acid C19 H36 O2 296.49 M_466
2 hexadecenoic acid, (2e) 2-Hexadecenoic acid, (2E)- 16:1-delta-2t 2-Hexadecenoic acid, (E)-; (E)-2-Hexadecenoic acid; trans-2-Hexadecenoic acid C16 H30 O2 254.41 M_467
11 octadecen 9 ynoic acid, (z) 11-Octadecen-9-ynoic acid, (Z)- 18:2-delta-9a,11c cis-11-Octadecen-9-ynoic acid C18 H30 O2 278.43 M_468
Z 13,17 octadecadien 9,11 diynoic acid Z-13,17-Octadecadien-9,11-diynoic acid 18:4-delta-9a,11a,13c,17 C18H24O2 272.42 M_469
8 hydroxy z 13,17 octadecadien 9,11 diynoic acid 8-Hydroxy-Z-13,17-Octadecadien-9,11-diynoic acid 8-OH-18:4-delta-9a,11a,13c,17 C18H24O3 288.42 M_470
8 hydroxy z 13 octadecen 9,11 diynoic acid 8-Hydroxy-Z-13-octadecen-9,11-diynoic acid 8-OH-18:3-delta-9a,11a,13c C18H26O3 290.44 M_471
5,12 octadecadienoic acid, (e,z) 5,12-Octadecadienoic acid, (E,Z)- 18:2-delta-5t,12c C18 H32 O2 280.45 M_472
Docosanoic acid, 13,14 dihydroxy Tree Docosanoic acid, 13,14-dihydroxy- 13,14-di-OH-22:0 13,14-Dihydroxybehenic acid C22 H44 O4 372.58 1 M_473
Tetracosanoic acid, 15,16 dihydroxy , methyl ester Tree Tetracosanoic acid, 15,16-dihydroxy-, methyl ester 15,16-di-OH-24:0 C25 H50 O4 414.66 1 M_474
Eicosanoic acid, 11,12 dihydroxy Eicosanoic acid, 11,12-dihydroxy- 11,12-di-OH-20:0 11,12-Dihydroxyarachidic acid C20 H40 O4 344.53 M_475
11 octadecenoic acid, 9 oxo , (z) 11-Octadecenoic acid, 9-oxo-, (Z)- 9-O=18:1-delta-11c C18 H32 O3 296.44 M_476
11 octadecenoic acid, 9 hydroxy , (11z) 11-Octadecenoic acid, 9-hydroxy-, (11Z)- 9-OH-18:1-delta-11c 11-Octadecenoic acid, 9-hydroxy-, (Z)-; 9-Hydroxy-cis-11-octadecenoic acid C18 H34 O3 298.46 M_477
11 oxotritriacontanoic acid 11-Oxotritriacontanoic acid 11-O=33:0 Oxoceromelissic acid; Oxopsyllic acid C33H64O3 508.97 M_479
Tritriacontanoic acid, 11 hydroxy , decyl ester Tree Tritriacontanoic acid, 11-hydroxy-, decyl ester 11-OH-33:0 Decyl 11-hydroxytritriacontanoate C43 H86 O3 651.14 1 M_480
9,11,13 octadecatriynoic acid 9,11,13-Octadecatriynoic acid 18:3-delta-9a,11a,13a C18H24O2 272.42 M_481
6,8,10 pentadecatriynoic acid 6,8,10-Pentadecatriynoic acid 15:3-delta-6a,8a,10a C15H18O2 230.33 M_482
15 hydroxy z,z 9,15 octadecadienoic acid 15-Hydroxy-Z,Z-9,15-octadecadienoic acid 15-OH-18:2-delta-9c,15c C18H32O3 296.5 M_483
10,12 octadecadienoic acid, 9 oxo , (10e,12e) 10,12-Octadecadienoic acid, 9-oxo-, (10E,12E)- 9-O=18:2-delta-10t,12t 10,12-Octadecadienoic acid, 9-oxo-, (E,E)-; 9-Oxo-10(E),12(E)-octadecadienoic acid C18 H30 O3 294.43 M_484
11,14 octadecadienoic acid, 8 hydroxy , (z,z) 11,14-Octadecadienoic acid, 8-hydroxy-, (Z,Z)- 8-OH-18:2-delta-11c,14c C18 H32 O3 296.44 M_485
Tetradecan 7,9 diynoic acid Tetradecan-7,9-diynoic acid 14:2-delta-7a,9a C14H20O2 220.34 M_486
E 7 octadecen 9 ynoic acid E-7-Octadecen-9-ynoic acid 18:2-delta-7t,9a C18H30O2 278.48 M_487
7,9 octadecadiynoic acid 7,9-Octadecadiynoic acid 18:2-delta-7a,9a N/A C18 H28 O2 276.41 M_488
5 octadecene 7,9 diynoic acid, (e) 5-Octadecene-7,9-diynoic acid, (E)- 18:3-delta-5t,7a,9a N/A C18 H26 O2 274.4 M_489
5,6 epoxyoctadeca 7,9 diynoic acid 5,6-Epoxyoctadeca-7,9-diynoic acid 5,6-O-18:2-delta-7a,9a C18H26O3 290.44 M_490
6 hydroxyoctadeca 7,9 diynoic acid 6-Hydroxyoctadeca-7,9-diynoic acid 6-OH-18:2-delta-7a,9a C18H28O3 292.46 M_491
7,11,14,17 eicosatetraenoic acid, (7z,11z,14z,17z) 7,11,14,17-Eicosatetraenoic acid, (7Z,11Z,14Z,17Z)- 20:4-delta-7c,11c,14c,17c C20 H32 O2 304.47 M_492
3 acetoxy octadecanoic acid 3-Acetoxy-octadecanoic acid 3-ACO-18:0 C20H38O4 342.58 M_493
3 acetoxy hexadecanoic acid 3-Acetoxy-hexadecanoic acid 3-ACO-16:0 C18H34O4 314.52 M_494
8 hydroxy 17 octadecen 10,12 diynoic acid 8-Hydroxy-17-octadecen-10,12-diynoic acid 8-OH-18:3-delta-10a,12a,17 C18H26O3 290.44 M_495
8,11,14,17 eicosatetraenoic acid, (8z,11z,14z,17z) Tree 8,11,14,17-Eicosatetraenoic acid, (8Z,11Z,14Z,17Z)- 20:4-delta-8c,11c,14c,17c 8,11,14,17-Eicosatetraenoic acid, (all-Z)-; (all-Z)-8,11,14,17-Eicosatetraenoic acid; Bishomostearidonic acid; -delta-8,11,14,17-Eicosatetraenoic acid C20 H32 O2 304.47 1 M_496
Cyclopropaneoctanoic acid, 2 hexyl Tree Cyclopropaneoctanoic acid, 2-hexyl- 9,10-cpa-17:0 2-Hexylcyclopropaneoctanoic acid; 9,10-Methylenehexadecanoic acid; Hexadecanoic acid, 9,10-methylene- C17 H32 O2 268.43 17 M_497
Octadec 5 ynoic acid Octadec-5-ynoic acid 18:1-delta-5a C18H32O2 280.5 M_499