| 23672-07-3 | Levosulpiride | C15H23N3O4S |
| 56805-18-6 | L-1-acetyl-5-oxoproline | C7H9 N O4 |
| 3675-93-2 | LG 56 (pesticide) |
| 91198-17-3 | L-seryl]ato(3-)]-For specific stereoisomers see such headings |
| 2491-18-1 | L-Methionine methyl ester hydrochloride | C6H14ClNO2S |
| 144978-60-9 | Luteinizinghormone-releasing factor I (Clarias gariepinus) (9CI) | C50H67 N17 O13 |
| 119400-70-3 | L-Alanine,glycyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-glutaminyl-L-seryl-L-arginyl-L-prolyl-L-a-glutamyl-L-prolyl-L-threonyl-L-alanyl-L-prolyl-L-prolyl-(9CI) | C70H108 N20 O22 |
| 78849-38-4 | Leukin |
| 177404-21-6 | LEPTIN, HUMAN |
| 181303-91-3 | Lebetin 1R |
| 145170-92-9 | leucocin A-UAL 187 | C174H248 N52 O50 S2 |
| 61901-72-2 | Lurafix Yellow 7GFL |
| 73245-91-7 | L-chiro-Inositol, 4-amino-1,4-dideoxy-3-O-(2,6-diamino-2,3,4,6,7-penta deoxy-beta-L-lyxo-heptopyranosyl)-6-O-methyl-1-(2-(formimidoylamino)-N -methylacetamido)-, sulfate (1:2), hydrate | C18H36N6O6•2H2O4S•H2O |
| 12315-28-5 | LITHIUM GERMANIUM OXIDE | GeLi2O3 |
| 94313-96-9 | lithium sodium 4-[[4-[[4-(2-hydroxypropoxy)phenyl]azo]-5-methoxy-2-methylphenyl]azo]benzenesulphonate | C23H24 N4 O6 S . x Li . x Na |
| 12032-20-1 | Lutetium oxide | Lu2O3 |
| 16652-71-4 | L-Proline benzyl ester hydrochloride | C12H15NO2.ClH |
| 93803-22-6 | L-Prolinium (R)-alpha-hydroxybenzeneacetate | C13H17NO5 |
| 33643-46-8 | l-Ketamine | C13H16 Cl N O |
| 107382-49-0 | L-Methioninamide,5-oxo-L-prolyl-L-phenylalanyl-L-phenylalanyl-D-prolyl-L-leucyl- (9CI) | C39H53 N7 O7 S |
| 80619-55-2 | Lactocin |
| 93181-81-8 | Lodaxaprine | C15H16ClN3O |
| 12031-51-5 | Lanthanum selenide | La2Se3 |
| 171094-42-1 | L-Tryptophanamide,N-[3-(1H-imidazol-4-yl)-1-oxopropyl]-D-phenylalanyl-L-alanyl-N-[(1R)-1-[[[(1S)-5-amino-1-(hydroxymethyl)pentyl]amino]methyl]-2-phenylethyl]-(9CI) | C44H57 N9 O5 |
| 130477-52-0 | L-655,708 | C18H19N3O4 |
| 467-41-4 | lumisantonin | C15H18 O3 |
| 55289-50-4 | lithium ()-2,4-dihydroxy-3,3-dimethylbutyrate | C6H11LiO4 |
| 51602-26-7 | Limbatril F | C36H38Cl2N4O |
| 105128-97-0 | L-Tyrosine,L-arginyl-L-tyrosyl-L-prolyl-L-seryl-, methyl ester (9CI) | C33H46 N8 O9 |
| 117856-27-6 | L-Glutamine,4,5,7-tricarboxy-2-hydroxyheptanoyl-L-g-glutamyl-N-[2-[4-[[5-(aminomethyl)-3-furanyl]methoxy]phenyl]ethyl]-(9CI) | C34H44 N4 O16 |
| 150998-91-7 | Lup-20(29)-ene-27,28-dioicacid, 3-oxo- (9CI) | C30H44 O5 |
| 13184-13-9 | lysyllysine | C12H26 N4 O3 |
| 3654-96-4 | L-[35S]METHIONINE | C5H11NO2S |
| 103253-15-2 | L-655,240 | C21H21 Cl F N O2 |
| 54577-99-0 | Leupeptins |
| 121817-17-2 | L-Arabinonic acid,2,5-dideoxy-2-methyl-3-C-[[[(1R,7aR)-1-(acetyloxy)-2,3,5,7a-tetrahydro-1H-pyrrolizin-7-yl]methoxy]carbonyl]-,g-lactone (9CI) | C17H23 N O7 |
| 14225-07-1 | leucodrin | C15H16 O8 |
| 170006-24-3 | L-Histidine,N-[2-carboxy-2-[[3-carboxy-3-(methylamino)propyl]amino]ethyl]- (9CI) | C14H23 N5 O6 |
| 105680-08-8 | L-Methioninamide,5-oxo-L-prolyl-(aS,3R)-2-oxo-a,3-bis(phenylmethyl)-1-piperazineacetyl-(aS,3R)-3-amino-a-(2-methylpropyl)-2-oxo-1-pyrrolidineacetyl-(9CI) | C40H53 N7 O7 S |
| 195702-39-7 | Lutoside |
| 303-34-4 | lasiocarpine | C21H33 N O7 |
| 1483-00-7 | L-A-AMINO-G-GUANIDINOBUTYRIC ACID HYDROCHLORIDE | C5H12 N4 O2 . Cl H |
| 70384-91-7 | Lortalamine | C15H17 Cl N2 O2 |
| 4060-08-6 | L-Mannose, 6-deoxy-3-O-methyl- | C7H14 O5 |
| 7439-91-0 | Lanthanum | La |
| 11085-49-7 | Lyoniol C (6CI,8CI) |
| 138-09-0 | L-HYDROXYBUTANEDIOIC ACID DISODIUM SALT | C4H6 O5 . 2 Na |
| 8066-53-3 | Lumeton |
| 96382-89-7 | Ligustrosidic acid | C25H30O14 |
| 62880-93-7 | Lodyne S 103A |
| 203714-08-3 | L-Methionine,L-alanyl-L-R-glutamyl-Lalanyl- L-methionyl-L-seryl-L-glutaminyl-Lvalyl- L-threonyl-L-asparaginyl-L-threonyl- L-alanyl-L-threonyl-L-isoleucyl- |
| 147336-47-8 | limb deformity protein, mouse |
| 19010-66-3 | LEAD DIMETHYLDITHIOCARBAMATE | C6H12 N2 Pb S4 |
| 105882-69-7 | LY 267108 | C37H65 N O12 |
| 71-82-9 | LEVALLORPHAN TARTRATE | C19H25NO•C4H6O6 |
| 6106-04-3 | L(+)-Monosodium glutamate monohydrate | C5H8NNaO4.H2O |
| 87393-58-6 | Lissoclinamide 2 |
| 144416-78-4 | LMP-2 protein |
| 157176-01-7 | L-Cysteine,L-cysteinylglycyl-L-tyrosyl-L-histidyl-L-phenylalanylglycylglycyl-L-seryl-L-a-aspartylglycyl-L-glutaminylglycyl-L-seryl-L-a-aspartylglycylglycyl-L-valyl-L-seryl-L-tryptophylglycyl-L-leucylglycylglycyl-L-a-aspartylglycyl-L-alanyl-L-alanyl-L-histidyl-,cyclic (1®29)-disulfide (9CI) | C112H153 N35 O41 S2 |
| 73523-00-9 | luprostenol | C21H29 Cl O6 S |
| 592-87-0 | LEAD(II) THIOCYANATE | CHNS . 1/2Pb |
| 12142-77-7 | Lithium oxide (LiO) | LiO |
| 79549-26-1 | L-A-PHOSPHATIDYLCHOLINE B-ACETYL-GAMMA- | C28H56 N O8 P |
| 182154-99-0 | L-glycero-D-altro-Non-2-enonic acid,5,9-anhydro-2,3,8-trideoxy-8-[(2E,4R,- 5S)-5-hydroxy-4-methyl-2-heptenyl]-3- methyl-,8-[(4,5-dihydro-5-oxo-1,2-dithiolo- [4,3-b]pyrrol-6-yl)amino]-8-oxooctyl ester,(2E)- |
| 155471-17-3 | L-Serine,[(4-ethyl-3,4,12,14-tetrahydro-4-hydroxy-3,14-dioxo-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-11-yl)methylene]hydrazide,hydrochloride, (S)- (9CI) | C24H23 N5 O6 . x Cl H |
| 100656-49-3 | Lead, dross,vanadium-zinc-contg. |
| 101316-69-2 | Lubricating oils(petroleum), C>25, solvent-extd., deasphalted, dewaxed, hydrogenated |
| 80632-52-6 | L-Leucine,O-sulfo-L-tyrosylglycylglycyl-L-phenylalanyl- | C28H37N5O10S |
| 16996-51-3 | LEAD LINOLEATE | C18H32 O2 . x Pb |
| 79528-70-4 | lysinomicin | C20H40 N6 O6 |
| 928-96-1 | Leaf alcohol | C6H12O |
| 53882-13-6 | lodoxamide ethyl | C15H14 Cl N3 O6 |
| 111857-93-3 | L-Threoninamide,D-phenylalanyl-3-mercapto-D-valyl-L-tyrosyl-D-tryptophyl-L-lysyl-L-valyl-L-cysteinyl-,cyclic (2®7)-disulfide (9CI) | C52H71 N11 O10 S2 |
| 65127-78-8 | lead 12-hydroxyoctadecanoate | C18H36 O3 . x Pb |
| 8068-05-1 | LIGNIN, ALKALI | C30H25ClN6 |
| 1344-40-7 | LEAD PHOSPHITE, DIBASIC | H2O.2HO.2O3P.2O.2Pb |
| 128620-82-6 | Limazocic | C8H13 N O3 S2 |
| 139051-78-8 | L-689,560 | C17H15 Cl2 N3 O3 |
| 118103-00-7 | L-Tyrosinamide,L-phenylalanyl-L-norleucyl-L-histidyl-L-asparaginyl-L-leucyl-D-tryptophyl-L-lysyl-L-histidyl-L-leucyl-L-seryl-L-seryl-L-norleucyl-L-a-glutamyl-L-arginyl-L-valyl-L-a-glutamyl-L-tryptophyl-L-leucyl-L-arginyl-L-lysyl-L-lysyl-L-leucyl-L-glutaminyl-L-a-aspartyl-L-valyl-L-histidyl-L-asparaginyl-(9CI) | C167H255 N49 O40 |
| 40185-32-8 | Labda-7,14-diene-13-ol | C20H34O |
| 14283-07-9 | Lithium tetrafluoroborate | LiBF4 |
| 1421-65-4 | l-3,4-dihydroxyphenylalanine methyl ester hydrochloride | C10H14ClNO4 |
| 119514-66-8 | Lifarizine | C29H32 N4 |
| 207450-98-4 | L-prolyl-L-phenylalanyl] |
| 74512-52-0 | lanthanum(3+) acrylate | C3H4 O2 . 1/3 La |
| 110672-77-0 | leucinamide-beta-carboline-3-carboxylate methyl ester | C19H21 N3 O3 |
| 170475-11-3 | Lup-20(29)-en-3-one,21-hydroxy-, (21b)-(9CI) | C30H48 O2 |
| 157171-96-5 | L-Argininamide,5-oxo-L-prolyl-L-tyrosylglycyl-L-phenylalanyl-L-histidyl-L-alanyl-L-valyl-(9CI) | C45H62 N14 O10 |
| 37636-71-8 | lactonic deoxybenzoin glucoside | C24H24 O9 |
| 22535-44-0 | lithium mercaptoacetate | C2H4 O2 S . Li |
| 9001-63-2 | Lysozyme | Unspecified |
| 62820-13-7 | Lathyrane | C20H28O3 |
| 41556-46-1 | LEAD PENTAMETHYLENE DITHIOCARBAMATE | C12H20 N2 Pb S4 |
| 87186-94-5 | LARC-CP 1 |
| 163136-15-0 | L-Isoleucinamide,N-methyl-L-phenylalanyl-3-hydroxyprolyl-N-[2-(2,5-dihydroxyphenyl)ethenyl]-,cyclic (2®35)-ether (9CI) | C29H36 N4 O5 |
| 169790-32-3 | L-Leucine,L-methionyl-L-alanyl-L-seryl-L-glutaminyl-L-alanyl-L-alanylglycyl-L-leucyl-L-alanyl-L-alanyl-L-glutaminyl-L-leucyl-L-alanyl-L-glutaminyl-L-leucyl-L-alanyl-L-leucyl-L-glutaminyl-L-alanyl-(9CI) | C84H146 N24 O26 S |
| 26039-40-7 | lambda~2~-germane trihydrate | Ge3O3 |
| 867-55-0 | LITHIUM LACTATE | C3H6O3.Li |
| 101227-15-0 | Liquidambar orientalis,exts., pyrolyzed |