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Lanthionine
Lanthionine is a non-proteinogenic natural amino acid, which is an essential component of peptidoglycan found in the cell wall of Fusobacterium species. Synonyms: L-Cysteine, S-[(2R)-2-amino-2-carboxyethyl]-; (2R,2'R)-3,3'-thiobis(2-aminopropanoic acid); L-Cysteine, S-(2-amino-2-carboxyethyl)-, (R)-; Alanine, 3,3'-thiodi-, L-; S-[(2R)-2-Amino-2-carboxyethyl]-L-cysteine; L-Alanine, 3,3'-thiobis-; NSC 83248; Sulfide, bis(2-amino-2-carboxyethyl), [R-(R*,R*)]-; L-Lanthionine. Grades: ≥95%. CAS No. 922-55-4. Molecular formula: C6H12N2O4S. Mole weight: 208.24.
Lasallic acid is a tridepside from the lichen Lasallia asiae-orientalis. Synonyms: 3-Carboxy-2,6-dihydroxy-4-methylphenyl 4-[(2,4-dihydroxy-6-methylbenzoyl)oxy]-2-hydroxy-6-methylbenzoate; Benzoic acid, 4-[(2,4-dihydroxy-6-methylbenzoyl)oxy]-2-hydroxy-6-methyl-, 3-carboxy-2,6-dihydroxy-4-methylphenyl ester. CAS No. 177795-28-7. Molecular formula: C24H20O11. Mole weight: 484.41.
Lasofoxifene HCl
Lasofoxifene HCl is the hydrochloride form of Lasofoxifene. Lasofoxifene is a selective estrogen receptor modulator (SERM) developed by Pfizer for the treatment of osteoporosis and vaginal atrophy. Synonyms: Lasofoxifene hydrochloride; (5R,6S)-6-phenyl-5-[4-(2-pyrrolidin-1-ylethoxy)phenyl]-5,6,7,8-tetrahydronaphthalen-2-ol hydrochloride. CAS No. 180915-85-9. Molecular formula: C28H31NO2.HCl. Mole weight: 450.019.
L-asparaginyl-L-aspartic acid is a dipeptide composed of asparagine and aspartic acid. It is an incomplete breakdown product of protein digestion or protein catabolism. Synonyms: H-ND-OH; L-asparagyl-L-aspartic acid; Asparaginyl-aspartate; Asn-Asp; L-Asn-L-Asp; L-Aspartic acid, L-asparaginyl-; (S)-2-((S)-2,4-Diamino-4-oxobutanamido)succinic acid. Grades: ≥95%. CAS No. 61365-15-9. Molecular formula: C8H13N3O6. Mole weight: 247.21.
L-asparaginyl-L-threonine
L-asparaginyl-L-threonine is a dipeptide composed of asparagine and threonine. It is an incomplete breakdown product of protein digestion or protein catabolism. Synonyms: Asparaginyl-threonine; H-NT-OH; L-Threonine, L-asparaginyl-; N-L-Asparaginyl-L-threonine; Asn-Thr; L-Asn-L-Thr-OH; (S)-2-((S)-2-Amino-3-carbamoyl-propionylamino)-3-hydroxy-butyric acid. Grades: ≥98%. CAS No. 40043-76-3. Molecular formula: C8H15N3O5. Mole weight: 233.22.
L-Aspartyl-L-glutamic acid is a dipeptide composed of aspartic acid and glutamic acid. It is an incomplete breakdown product of protein digestion or protein catabolism. Synonyms: Aspartyl-glutamate; H-DE-OH; L-alpha-Aspartyl-L-glutamic acid; Asp-glu; Aspartylglutamate; alpha-aspartylglutamic acid; N-(2-Amino-3-carboxy-1-hydroxypropylidene)glutamic acid; (S)-2-((S)-2-amino-3-carboxypropanamido)pentanedioic acid. Grades: ≥95% by HPLC. CAS No. 6157-6-8. Molecular formula: C9H14N2O7. Mole weight: 262.22.
L-Aspartyl-L-Proline
L-Aspartyl-L-Proline is a dipeptide composed of aspartic acid and proline. It is an incomplete breakdown product of protein digestion or protein catabolism. Synonyms: Aspartyl-L-proline; Aspartyl-proline; L-α-Aspartyl-L-proline; Aspartylproline; Asp-pro; 1-L-alpha-aspartyl-L-Proline; (S)-1-((S)-2-Amino-3-carboxypropanoyl)pyrrolidine-2-carboxylic acid; L-alpha-Aspartyl-L-proline. Grades: ≥98%. CAS No. 42155-95-3. Molecular formula: C9H14N2O5. Mole weight: 230.22.
a potential trace impurity in commercial preparations of latanoprost. Synonyms: 5-diphenylphosphoryl pentanoic isopropyl ester; DPP isopropyl ester. Grades: > 95%. Molecular formula: C20H25O3P. Mole weight: 344.39.
Lauric acid N-hydroxysuccinimide ester
Lauric acid N-hydroxysuccinimide ester is a reagent for the modification of peptides to increase their lipophilicity. Synonyms: Lauric acid-OSu; Dodecanoic acid-OSu; Succinimidyl laurate; Dodecanoic acid succinimidyl ester. CAS No. 14565-47-0. Molecular formula: C16H27NO4. Mole weight: 297.39.
Lavanduquinocin
It is produced by the strain of Str. viridochromogen. It is a protective agent of nerve cells and has the effect of reducing L-glutamate on cytotoxicity of neuronal hybridoma N18-RE-105 with ED50 of 15.5 nmol/L. Synonyms: (R)-1-(2-hydroxypropyl)-2-methyl-6-((2,4,4-trimethylcyclohex-1-en-1-yl)methyl)-3H-carbazole-3,4(9H)-dione; 3H-Carbazole-3,4(9H)-dione, 1-(2-hydroxypropyl)-2-methyl-6-[(2,4,4-trimethyl-1-cyclohexen-1-yl)methyl]-, (R)-; Lavanduquinocine. CAS No. 167114-85-4. Molecular formula: C26H31NO3. Mole weight: 405.53.
L-Balenine Hydrochloride
L-Balenine Hydrochloride is an imidazole dipeptide found in the dorsal muscle and amino acid composition in body parts of whales. Synonyms: Na-(3-aminopropanoyl)-Nt-methyl-L-histidine Hydrochloride; Balenine Hydrochloride; L-N-β-Alanyl-1-methylhistidine Hydrochloride; β-Alanyl-1-methyl-L-histidine Hydrochloride; N-β-Alanyl-1-methyl-L-histidine Hydrochloride; L-Histidine, β-alanyl-1-methyl-, hydrochloride (1:1). Grades: ≥95%. Molecular formula: C10H16N4O3.HCl. Mole weight: 276.72.
Cas No. 125509-78-6. Molecular formula: C3H9NOS. Mole weight: 107.2.
LEAP2
LEAP2 is a cysteine-rich cationic antimicrobial peptide that is expressed predominantly in the liver. It has activity against gram-positive bacteria and yeasts. Synonyms: Liver-expressed antimicrobial peptide 2; LEAP-2. Molecular formula: C192H319N64O57S4. Mole weight: 4563.40.
Lecideoidin
It is the depsidone isolated from a Lecidea sp. Synonyms: 11H-Dibenzo[b,e][1,4]dioxepin-7-carboxylic acid, 2,9-dichloro-3,8-dihydroxy-1,6-dimethyl-11-oxo-, methyl ester; 2,9-Dichloro-3,8-dihydroxy-1,6-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-7-carboxylic acid methyl ester. CAS No. 72458-10-7. Molecular formula: C17H12Cl2O7. Mole weight: 399.18.
Lecirelin acetate
Lecirelin acetate, a synthetic gonadotropin-releasing hormone (GnRH) analogue, has a good effect in the treatment of bovine ovarian follicular cysts. It is a medication commonly used in veterinary. Synonyms: Luteinizing hormone-releasing factor (pig), 6-(3-methyl-D-valine)-9-(N-ethyl-L-prolinamide)-10-deglycinamide-, acetate; Dalmarelin acetate; Gestran acetate; Gestran Plus acetate; Supergestran acetate; H-Pyr-His-Trp-Ser-Tyr-D-Gly(tBu)-Leu-Arg-Pro-NHEt.CH3CO2H; L-pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-2-tert-butyl-D-glycyl-L-leucyl-L-arginyl-L-proline ethylamide acetic acid. Grades: ≥95%. Molecular formula: C61H88N16O14. Mole weight: 1269.45.
Ledipasvir
Ledipasvir (GS5885) is a HCV NS5A polymerase inhibitor, used for the treatment of hepatitis C virus infection. Uses: Antiviral agents. Synonyms: GS5885; GS-5885; GS 5885; Ledipasvir; trade name: Harvoni. Grades: >98%. CAS No. 1256388-51-8. Molecular formula: C49H54F2N8O6. Mole weight: 889.0.
2,7-Dichloronorlichexanthone is a lichen chromone found in ascomycete licheniformis. Synonyms: Glutaconic acid, 3-methyl-, 1-[(5-hydroxy-7-methoxy-2-methyl-4-oxo-4H-1-benzopyran-6-yl)methyl] ester (8CI); 1-[(5-Hydroxy-7-methoxy-2-methyl-4-oxo-4H-1-benzopyran-6-yl)methyl] 3-methyl-2-pentenedioate; Fuciformic acid; 2-Pentenedioic acid, 3-methyl-, 1-[(5-hydroxy-7-methoxy-2-methyl-4-oxo-4H-1-benzopyran-6-yl)methyl] ester. CAS No. 22399-41-3. Molecular formula: C18H18O8. Mole weight: 362.33.
Leprolomin
It is a novel diphenyl ether isolated from the lichen psoroma leprolomum. Synonyms: Ethanone, 1-[6-(3-acetyl-2,6-dihydroxy-4-methoxy-5-methylphenoxy)-2-hydroxy-4-methoxy-3-methylphenyl]-; 1-(6-(3-acetyl-2,6-dihydroxy-4-methoxy-5-methylphenoxy)-2-hydroxy-4-methoxy-3-methylphenyl)ethan-1-one; NSC 646011. Grades: ≥98%. CAS No. 68984-67-8. Molecular formula: C20H22O8. Mole weight: 390.38.
Leptin (116-130) (human)
Leptin (116-130) (human) is a fragment of human leptin, which is an adipose tissue-derived protein encoded by an obesity gene and is involved in controlling food intake, energy expenditure and reproduction, as well as playing a role in immune regulation, inflammation, and hematopoiesis. Synonyms: Obese Gene Peptide (116-130) (human); L-Serine, L-seryl-L-cysteinyl-L-histidyl-L-leucyl-L-prolyl-L-tryptophyl-L-alanyl-L-serylglycyl-L-leucyl-L-α-glutamyl-L-threonyl-L-leucyl-L-α-aspartyl-; H-Ser-Cys-His-Leu-Pro-Trp-Ala-Ser-Gly-Leu-Glu-Thr-Leu-Asp-Ser-OH; L-seryl-L-cysteinyl-L-histidyl-L-leucyl-L-prolyl-L-tryptophyl-L-alanyl-L-seryl-glycyl-L-leucyl-L-alpha-glutamyl-L-threonyl-L-leucyl-L-alpha-aspartyl-L-serine. Grades: ≥95%. CAS No. 2243207-12-5. Molecular formula: C70H106N18O24S. Mole weight: 1615.76.
LEQ-506
an orally bioavailable small-molecule Smoothened (Smo) antagonist with potential antineoplastic activity. Uses: Solid tumors. Synonyms: (R)-2-(5-(4-(6-benzyl-4,5-dimethylpyridazin-3-yl)-2-methylpiperazin-1-yl)pyrazin-2-yl)propan-2-ol. Grades: > 95%. CAS No. 1204975-42-7. Molecular formula: C25H32N6O. Mole weight: 432.57.
Lercanadipine
Lercanidipine hydrochloride, a dihydropyridine compound, is a third generation calcium channel antagonist which shows longer duration of action of the past two generations' in the treatment of mild-to-moderate hypertension. Uses: Lercanidipine hydrochloride is a third generation calcium channel antagonist which shows longer duration of action of the past two generations' in the treatment of mild-to-moderate hypertension. Synonyms: Lercanidipine; Lercanidipine; masnidipine; Lercanil; Lercanidipine. Grades: >98%. CAS No. 100427-26-7. Molecular formula: C36H41N3O6. Mole weight: 611.73.
Lercanidipine Dimethyl Ester Impurity
Cas No. 21881-77-6.
Lercanidipine Dimethyl ester impurity oxalate salt
Lercanidipine Dimethyl ester impurity oxalate salt is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: 3-Methyl 5-(2-Nethyl-1-(methylamino)propan-2-yl) 2,6-Dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate Oxalate Salt; [R,S]-1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic Acid, N-methyl-N-(2-hydroxy-2-methyl)propylamide Methyl Ester Oxalate Salt; N-Des(3,3-Diphenylpropyl) Lercanidipine Oxalate. CAS No. 957214-95-8. Molecular formula: C23H29N3O10. Mole weight: 507.49.
Lercanidipine Dipropyl Ester Impurity
an analogue of the antihypertensive drug Nitrendipine. Synonyms: 1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic Acid 3,5-Dipropyl Ester. Grades: > 95%. CAS No. 77888-05-2. Molecular formula: C21H26N2O6. Mole weight: 402.45.
an impurity of Lercanidipine. Synonyms: 5-Ethyl-demethyl Lercanidipine Hydrochloride; 1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic Acid 3-[2-[(3,3-Diphenylpropyl)methylamino]-1,1-dimethylethyl] 5-ethyl Ester Hydrochloride. Grades: > 95%. CAS No. 210579-71-8. Molecular formula: C37H44ClN3O6. Mole weight: 662.21.
Lercanidipine hydrochloride (1:x)
Lercanidipine hydrochloride is an impurity of Lercanidipine. Lercanidipine is a calcium channel blocker used as an antihypertensive drug. It promotes the blood circulation to relax vessels thus the blood pressure is lowered. Uses: Calcium channel blockers. Synonyms: Lercanidipine hydrochloride. CAS No. 100427-27-8. Molecular formula: C36H41N3O6.xHCl. Mole weight: 611.738 (free base).
Lercanidipine Impurity 1
Lercanidipine Impurity 1 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: [R,S]-1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid, 11-methyl-11-(2-hydroxy-2-methyl) Propylamide Methyl Ester. Molecular formula: C21H27N3O6. Mole weight: 417.45.
Lercanidipine Impurity 10 HCl
Lercanidipine Impurity 10 HCl is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Molecular formula: C21H27N3O6.HCl. Mole weight: 453.92.
Lercanidipine Impurity 11 HCl
Lercanidipine Impurity 11 HCl is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Molecular formula: C20H27NO.HCl. Mole weight: 333.89.
Lercanidipine Impurity 12 HCl
Lercanidipine Impurity 12 HCl is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: 3-(3-((3,3-Diphenylpropyl)(methyl)amino)-2,2-dimethylpropyl) 5-propyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate, hydrochloride (1:1). Molecular formula: C39H47N3O6.HCl. Mole weight: 690.27.
Lercanidipine Impurity 13
Lercanidipine Impurity 13 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: 5-(Ethoxycarbonyl)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydro-3-pyridinecarboxylic Acid; Lercanidipine HCl Impurity. CAS No. 74936-73-5. Molecular formula: C17H18N2O6. Mole weight: 346.33.
Lercanidipine Impurity 14 Trifluoroacetate
Lercanidipine Impurity 14 Trifluoroacetate is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Molecular formula: C19H19N3O7.C2HF3O2. Mole weight: 515.39.
Lercanidipine Impurity 15 HCl
Lercanidipine Impurity 15 HCl is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: Desmethyl Dehydro Lercanidipine Hydrochloride. Molecular formula: C35H38N3O6Cl. Mole weight: 632.14.
Lercanidipine Impurity 16
Lercanidipine Impurity 16 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. CAS No. 88712-56-5. Molecular formula: C16H15ClN2O5. Mole weight: 350.75.
Lercanidipine Impurity 17
Lercanidipine Impurity 17 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Synonyms: 4-CHLORO-1-BUTENE; 1-Butene, 4-chloro-; 927-73-1; 4-Chlorobut-1-ene; EINECS 213-160-3; 1-but-3-enyl chloride; DTXSID0061298; LERCANIDIPINE IMPURITY 17; WKEVRZCQFQDCIR-UHFFFAOYSA-N; AMY11185; MFCD00039386; AKOS006274038; C3611; FT-0633109; EN300-262194; Q63395605. Molecular formula: C48H61N3O16. Mole weight: 936.01.
Lercanidipine Impurity 18
Lercanidipine Impurity 18 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. Molecular formula: C49H61N3O17. Mole weight: 964.02.
Lercanidipine Impurity 20
Lercanidipine Impurity 20 is an impurity of Lercanidipine, which is a dihydropyridine calcium channel blocker. CAS No. 142592-09-4. Molecular formula: C17H19NO8. Mole weight: 365.33.