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| Product | Description | |
|---|---|---|
| Letermovir impurity 14 | Letermovir impurity 14. Uses: For analytical and research use. Molecular formula: C23H24F4N4O3. Mole weight: 480.46. Catalog: APB11704. |  |
| Letermovir impurity 15 | Letermovir impurity 15. Uses: For analytical and research use. Molecular formula: C18H12F4N2O3. Mole weight: 380.3. Catalog: APB11706. | |
| Letermovir impurity 16 | Letermovir impurity 16. Uses: For analytical and research use. Molecular formula: C18H14F4N2O4. Mole weight: 398.31. Catalog: APB11705. | |
| Letermovir impurity 17 | Letermovir impurity 17. Uses: For analytical and research use. Molecular formula: C40H42F4N6O4. Mole weight: 746.81. Catalog: APB11707. | |
| Letermovir impurity 18 | Letermovir impurity 18. Uses: For analytical and research use. CAS No. 917389-29-8. Molecular formula: C30H30F4N4O4. Mole weight: 586.59. Catalog: APB917389298. | |
| Letermovir impurity 19 | Letermovir impurity 19. Uses: For analytical and research use. Molecular formula: C29H28F4N4O4. Mole weight: 572.56. Catalog: APB11709. | |
| Letermovir Impurity 2 | Letermovir Impurity 2. Uses: For analytical and research use. Alternative Names: (S)-methyl 2-(8-fluoro-3-(2-methoxy-5-(trifluoromethyl)phenyl)-2-(4-(3-methoxyphenyl)piperazin-1-yl)-3,4-dihydroquinazolin-4-yl)acetate. Molecular formula: C30H30F4N4O4. Mole weight: 586.58. Catalog: APB01522. | |
| Letermovir impurity 20 | Letermovir impurity 20. Uses: For analytical and research use. Molecular formula: C29H28F4N4O4. Mole weight: 572.56. Catalog: APB11735. | |
| Letermovir impurity 21 | Letermovir impurity 21. Uses: For analytical and research use. Molecular formula: C29H28F4N4O4. Mole weight: 572.56. Catalog: APB11710. | |
| Letermovir impurity 23 | Letermovir impurity 23. Uses: For analytical and research use. Molecular formula: C29H28F4N4O4. Mole weight: 572.56. Catalog: APB11711. | |
| Letermovir impurity 24 | Letermovir impurity 24. Uses: For analytical and research use. Molecular formula: C18H14F4N2O4. Mole weight: 398.31. Catalog: APB11712. | |
| Letermovir impurity 25 | Letermovir impurity 25. Uses: For analytical and research use. Molecular formula: C8H6F3NO2. Mole weight: 205.14. Catalog: APB11714. | |
| Letermovir impurity 26 | Letermovir impurity 26. Uses: For analytical and research use. Molecular formula: C8H8F3NO2. Mole weight: 207.15. Catalog: APB11713. | |
| Letermovir impurity 27 | Letermovir impurity 27. Uses: For analytical and research use. Molecular formula: C11H17ClN2O. Mole weight: 228.72. Catalog: APB11736. | |
| Letermovir impurity 28 | Letermovir impurity 28. Uses: For analytical and research use. Molecular formula: C18H25N3O2. Mole weight: 315.42. Catalog: APB11716. | |
| Letermovir impurity 29 | Letermovir impurity 29. Uses: For analytical and research use. Molecular formula: C27H40N4O2. Mole weight: 452.64. Catalog: APB11715. | |
| Letermovir impurity 3 | Letermovir impurity 3. Uses: For analytical and research use. Molecular formula: C40H43F3N6O5. Mole weight: 744.82. Catalog: APB11863. | |
| Letermovir impurity 30 | Letermovir impurity 30. Uses: For analytical and research use. Molecular formula: C15H24ClN3O. Mole weight: 297.83. Catalog: APB11717. | |
| Letermovir impurity 31 | Letermovir impurity 31. Uses: For analytical and research use. Molecular formula: C26H18F2N2O4. Mole weight: 460.44. Catalog: APB11718. | |
| Letermovir impurity 32 | Letermovir impurity 32. Uses: For analytical and research use. CAS No. 654-83-1. Molecular formula: C8H8F3NO. Mole weight: 191.15. Catalog: APB654831. | |
| Letermovir impurity 33 | Letermovir impurity 33. Uses: For analytical and research use. Molecular formula: C19H16F4N2O4. Mole weight: 412.34. Catalog: APB11721. | |
| Letermovir impurity 34 | Letermovir impurity 34. Uses: For analytical and research use. Molecular formula: C33H34F2N4O5. Mole weight: 604.65. Catalog: APB11719. | |
| Letermovir impurity 35 | Letermovir impurity 35. Uses: For analytical and research use. Molecular formula: C30H28F6N4O5. Mole weight: 638.57. Catalog: APB11720. | |
| Letermovir impurity 36 | Letermovir impurity 36. Uses: For analytical and research use. Molecular formula: C19H16F4N2O4. Mole weight: 412.34. Catalog: APB11723. | |
| Letermovir impurity 37 | Letermovir impurity 37. Uses: For analytical and research use. Molecular formula: C29H28F4N4O5. Mole weight: 588.56. Catalog: APB11722. | |
| Letermovir impurity 38 | Letermovir impurity 38. Uses: For analytical and research use. CAS No. 1791412-07-1. Molecular formula: C19H16F4N2O3. Mole weight: 396.34. Catalog: APB1791412071. | |
| Letermovir impurity 4 | Letermovir impurity 4. Uses: For analytical and research use. Molecular formula: C28H26F4N4O4. Mole weight: 558.53. Catalog: APB11864. | |
| Letermovir impurity 5 | Letermovir impurity 5. Uses: For analytical and research use. Molecular formula: C28H26F4N4O4. Mole weight: 558.53. Catalog: APB11866. | |
| Letermovir impurity 6 | Letermovir impurity 6. Uses: For analytical and research use. Molecular formula: C22H22F4N4O3. Mole weight: 466.44. Catalog: APB11865. | |
| Letermovir Impurity 6 | Letermovir Impurity 6. Uses: For analytical and research use. Alternative Names: (R)-methyl 2-(8-fluoro-3-(2-methoxy-5-(trifluoromethyl)phenyl)-2-(4-(3-methoxyphenyl)piperazin-1-yl)-3,4-dihydroquinazolin-4-yl)acetate. CAS No. 917389-34-5. Molecular formula: C30H30F4N4O4. Mole weight: 586.22. Catalog: APB917389345. | |
| Letermovir impurity 7 | Letermovir impurity 7. Uses: For analytical and research use. Molecular formula: C41H45F3N6O5. Mole weight: 758.84. Catalog: APB11867. | |
| Letermovir Impurity 7 | Letermovir Impurity 7. Uses: For analytical and research use. Alternative Names: (R)-2-(8-fluoro-3-(2-methoxy-5-(trifluoromethyl)phenyl)-2-(4-(3-methoxyphenyl)piperazin-1-yl)-3,4-dihydroquinazolin-4-yl)acetic acid. CAS No. 917389-37-8. Molecular formula: C29H28F4N4O4. Mole weight: 572.20. Catalog: APB917389378. | |
| Letermovir impurity 8 | Letermovir impurity 8. Uses: For analytical and research use. Molecular formula: C21H18F2N2O5. Mole weight: 416.38. Catalog: APB11701. | |
| Letermovir impurity 9 | Letermovir impurity 9. Uses: For analytical and research use. Molecular formula: C19H16F4N2O4. Mole weight: 412.34. Catalog: APB11702. | |
| L-Ethionine | L-Ethionine. Group: Biochemicals. Alternative Names: S-Ethyl-L-homocysteine. Grades: Highly Purified. CAS No. 13073-35-3. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. Molecular Formula: C6H13NO2S. US Biological Life Sciences. |  Worldwide |
| L-Ethionine | Ethionine is an antimetabolite and methionine antagonist. It also produces liver neoplasms. Uses: Ethionine-induced inhibition of protein synthesis and lowering of atp level in the liver. Alternative Names: H-Eth-OH; (S)-2-Amino-4-(ethylthio)butanoic acid. Grades: 98%. CAS No. 13073-35-3. Molecular formula: C6H13NO2S. Mole weight: 163.24. |  |
| L-Ethionine | L-Ethionine (L-ETH) is aamino acids and their derivatives. Uses: Scientific research. Category: Signaling pathways. Alternative Names: L-ETH. CAS No. 13073-35-3. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-W017200. |  |
| Letolizumab | Letolizumab (BMS-986004) is a monoclonal antibody targeting CD40L, which is produced to express mutant IgG1 lacking effector function, including Fc binding and complement fixation. Letolizumab reduces rejection, thromboembolism and prolongs the survival time[1][2][3]. Uses: Scientific research. Category: Signaling pathways. Alternative Names: BMS-986004. CAS No. 1450981-87-9. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-P99701. | |
| Letosteine | Letosteine. Group: Biochemicals. Grades: Highly Purified. CAS No. 53943-88-7. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences. | Worldwide |
| Letraconazole impurity 1 | Letraconazole impurity 1. Uses: For analytical and research use. CAS No. 1644566-39-1. Molecular formula: C17H13N3O4. Mole weight: 323.31. Catalog: APB1644566391. | |
| Letraconazole impurity 2 | Letraconazole impurity 2. Uses: For analytical and research use. CAS No. 2170106-13-3. Molecular formula: C17H15N5O2. Mole weight: 321.34. Catalog: APB2170106133. | |
| Letraconazole impurity 3 | Letraconazole impurity 3. Uses: For analytical and research use. Molecular formula: C17H11N5O2. Mole weight: 317.31. Catalog: APB11067. | |
| Letrozole | Letrozole (CGS 20267) is a potent, selective, reversible and orally active non-steroidal inhibitor of aromatase, with an IC50 of 11.5 nM. Letrozole selective inhibits estrogen biosynthesis, and can be used for the research of breast cancer[1][2][3]. Uses: Scientific research. Category: Signaling pathways. Alternative Names: CGS 20267. CAS No. 112809-51-5. Pack Sizes: 10 mM * 1 mL in DMSO; 25 mg; 50 mg; 100 mg; 200 mg; 500 mg; 1 g. Product ID: HY-14248. | |
| Letrozole | 1g Pack Size. Group: Bioactive Small Molecules, Research Organics & Inorganics. Formula: C17H11N5. CAS No. 112809-51-5. Prepack ID 36941533-1g. Molecular Weight 285.3. See USA prepack pricing. |  |
| Letrozole | A nonsteroidal aromatase inhibitor structurally related to Fadrozole. Antineoplastic. An orally bioavailable non-steroidal triazole compound that acts as a potent and selective inhibitor of aromatase (IC50=140, 350 and 450pM in Dex-treated fibroblasts, MCF-7Ca, and JEG-3 cells, respectively). Competitively, but reversibly binds to the heme iron of aromatase. Does not affect the synthesis of adrenal mineralocorticoid or glucocorticoids. Reported to be highly effective as an anti-estrogenic and anti-proliferative agent in estrogen-rich tumors. Also delays the fusing of the growth plates in adolescents and enhances the effectiveness of growth hormone. Shown to synergistically induce apoptosis and cause tumor regression when combined with IGF-1R inhibitors. Group: Biochemicals. Alternative Names: 4, 4- (1H-1, 2, 4-Triazol-1-ylmethylene) bisbenzonitrile; 4-[1- (4-Cyanophenyl) -1- (1, 2, 4-triazol-1-yl) methyl]benzonitrile; CGS 20267; Femara; Lerozole; Letrazole; Aromatase Inhibitor II. Grades: Highly Purified. CAS No. 112809-51-5. Pack Sizes: 1g, 5g. Molecular Formula: C17H11N5, Molecular Weight: 285.3. US Biological Life Sciences. | Worldwide |
| Letrozole | Letrozole is a third generation inhibitor of aromatase with IC50 of 0.07-20 nM in cell-free assays.It has no effect on the plasma levels of 17α-OH progesterone, thyroid-stimulating hormone (TSH), luteinizing hormone (LH), follicle-stimulating hormone (FSH), or androstenedione and does not affect normal urine electrolyte excretion or thyroid function in clinical studies. Letrozole induces autophagy. Group: Inhibitors. Alternative Names: CGS 20267. CAS No. 112809-51-5. Pack Sizes: 25mg. Product ID: S1235. Formula: C17H11N5. Smiles: C1=CC(=CC=C1C#N)C(C2=CC=C(C=C2)C#N)N3C=NC=N3. Storage Conditions: 2 years -80 in solvent. |  United States; Europe |
| Letrozole-d4 | A deuterated version of Letrozole, a nonsteroidal aromatase inhibitor structurally related to Fadrozole.The current lot is 84% d4, 16% d3, no detectable d2, d1 or d0. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Letrozole EP Impurity B | Letrozole EP Impurity B. Uses: For analytical and research use. CAS No. 113402-31-6. Molecular formula: C22H13N3. Mole weight: 319.37. Catalog: APB113402316. | |
| Letrozole Impurity 10 | Letrozole Impurity 10. Uses: For analytical and research use. Alternative Names: 2-fluorobenzonitrile. CAS No. 394-47-8. Molecular formula: C7H4FN. Mole weight: 121.11. Catalog: APB394478. | |
| Letrozole Impurity 9 | Letrozole Impurity 9. Uses: For analytical and research use. Alternative Names: 3-fluorobenzonitrile. CAS No. 403-54-3. Molecular formula: C7H4FN. Mole weight: 121.11. Catalog: APB403543. | |
| Letrozole Related Compound A | Letrozole Related Compound A. Uses: For analytical and research use. CAS No. 112809-52-6. Mole weight: 285.30. Catalog: AP112809526. | |
| Letrozole Related Compound A | an impurity of Letrozole. Alternative Names: 4,4'-(4H-1,2,4-Triazol-4-ylmethylene)bisbenzonitrile; Iso Letrozole. Grades: > 95%. CAS No. 112809-52-6. Molecular formula: C17H11N5. Mole weight: 285.31. | |
| Leu14, Cys40, Exendin-4 | Leu14, Cys40, Exendin-4. Alternative Names: His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Leu-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-Cys-NH2. Molecular formula: C188H289N51O61S. Mole weight: 4271.94. | |
| Leu 3-Oxytocin | Leu 3-Oxytocin is an impurity of Oxytocin, which is a mammalian neurohypophysial hormone used as a vasodilator agent. Alternative Names: [3-Leucine]oxytocin; Oxytocin EP Impurity D; L-Cystyl-L-tyrosyl-L-leucyl-L-glutaminyl-L-asparginyl-L-cystyl-L-leucyl-L-prolyl-L-glycinamide (disulfide bridge between cysteines); H-Cys-Tyr-Leu-Gln-Asn-Cys-Pro-Leu-Gly-NH2 (Disulfide bridge: Cys1-Cys6); Oxytocin, 3-L-leucine-; 3-L-leucine-Oxytocin; Oxytocin, 3-leucine; 3-Leucine oxytocin; [Leu3]-Oxytocin. Grades: ≥95%. CAS No. 4294-11-5. Molecular formula: C43H66N12O12S2. Mole weight: 1007.19. | |
| Leu-Ala-OH | Leu-Ala-OH. Group: Biochemicals. Alternative Names: L-Leucyl-L-alanine. Grades: Highly Purified. CAS No. 7298-84-2. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C9H18N2O3. US Biological Life Sciences. | Worldwide |
| Leu-Ala-OH | This dipeptide inhibits ubiquitin-mediated protein degradation. Alternative Names: L-Leucyl-L-alanine. Grades: ≥ 97% (HPLC). CAS No. 7298-84-2. Molecular formula: C9H18N2O3. Mole weight: 202.25. | |
| Leu-AMC HCl | L-Leucine 7-Amido-4-methylcoumarin Hydrochloride is a fluorogenic substrate for LAP3 (leucine aminopeptidase). Upon enzyme activity, a bright blue fluorescent dye, 7-amino-4-methylcoumarin, is released. Alternative Names: L-Leucine-AMC.HCl. Grades: ≥ 99% (HPLC). CAS No. 62480-44-8. Molecular formula: C16H21ClN2O3. Mole weight: 324.80. | |
| Leu-AMS | Leu-AMS, is a potent inhibitor of leucyl-tRNA synthetase (LRS) with an IC50 of 22.34 nM and inhibits the growth of bacteria. Alternative Names: 5'-[[(2S)-2-Amino-4-methyl-1-oxopentyl]sulfamate]adenosine. CAS No. 288591-93-5. Molecular formula: C16H25N7O7S. Mole weight: 459.48. | |
| Leu-AMS | Leu-AMS (compound 6), a leucine analogue, is a potent inhibitor of leucyl-tRNA synthetase (LRS) with an IC50 of 22.34 nM, which inhibits the catalytic activity of LRS but did not affect the leucine-induced mTORC1 activation. Leu-AMS shows cytotoxicity in cancer cells and normal cells, and inhibits the growth of bacteria[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 288591-93-5. Pack Sizes: 10 mM * 1 mL in DMSO; 1 mg; 5 mg; 10 mg. Product ID: HY-108900. | |
| Leu-Asp-AMC | Leu-Asp-AMC is a peptide substrate for Porphyromonas Gingivalis Dipeptidyl-Peptidase 11. Alternative Names: Leu-Asp-MCA; L-Leucyl-L-aspartic acid α-(4-methylcoumaryl-7-amide). CAS No. 929621-97-6. Molecular formula: C20H25N3O6. Mole weight: 403.43. | |
| Leucanicidin | It is produced by the strain of Streptomyces. It is a potent nematocide and insecticide belonging to the bafilomycin class. It also has anti-fungal properties. Alternative Names: (3Z,5E,7R,8S,9S,11E,13E,15S,16R)-16-[(1S,2R,3S)-3-[(2R,4R,5S,6R)-4-[(6-deoxy-2-O-methyl-α-L-mannopyranosyl)oxy]tetrahydro-2-hydroxy-5-methyl-6-(1-methylethyl)-2H-pyran-2-yl]-2-hydroxy-1-methylbutyl]-8-hydroxy-3,15-dimethoxy-5,7,9,11-tetramethyl-oxacyclohexadeca-3,5,11,13-tetraen-2-one; 21-O-De(3-carboxy-1-oxo-2-propenyl)-2-demethyl-21-O-(6-deoxy-2-O-methyl-α-L-mannopyranosyl)-2-methoxy-24-methylhygrolidin. Grades: >95% by HPLC. CAS No. 91021-66-8. Molecular formula: C42H70O13. Mole weight: 783.00. | |
| Leucettine L41 | Leucettine L41 is a potent inhibitor of dual-specificity tyrosine phosphorylation-regulated kinases (DYRKs) and CDC-like kinases (CLKs). Leucettine L41 can also inhibit GSK-3 singnaling. Leucettine L41 can inhibit cell apoptosis and ROS production. Leucettine L41 can promote β-cell cell cycle progression, cell proliferation and increase insulin secretion. Leucettine L41 can be used for the researches of neurological disease and metabolic disease, such as Alzheimers disease (AD) and diabetes[1][2]. Uses: Scientific research. Category: Signaling pathways. CAS No. 1112978-84-3. Pack Sizes: 10 mM * 1 mL in DMSO; 5 mg; 10 mg. Product ID: HY-117049. | |
| Leucettinib-92 | Leucettinib-92 (compound 92) is an inhibitor of DYRK/CLK kinase, The IC50s are 147 nM (CLK1), 39 nM (CLK2), 5.2 nM (CLK4), 0.8 μM (CLK3), 124 nM (DYRK1A), 204 nM (DYRK1B), 0.16 μM (DYRK2), respectively. 1.0 μM (DYRK3), 0.52 μM (DYRK4), 2.78 μM (GSK3)[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 2732859-57-1. Pack Sizes: 10 mM * 1 mL in DMSO; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-155723. | |
| leucinamide-beta-carboline-3-carboxylate methyl ester | leucinamide-beta-carboline-3-carboxylate methyl ester. CAS No. 110672-77-0. Product ID: ACM110672770. Alfa Chemistry - ISO 9001:32057 Certified. |  |
| Leucine | Leucine. Alternative Names: Leucine;2-Amino-4-methylpentanoic acid, L-;FEMA No. 3297;Leu. CAS No. 61-90-5. Purity: 95%. Product ID: CI-SC-1291. Molecular formula: C6H13NO2. Mole weight: 131.17 g/mol. IUPAC Name: (2S)-2-amino-4-methylpentanoic acid. Alfa Chemistry - ISO 9001:32057 Certified. | |
| Leucine | Leucine. CAS No. 61-90-5. Cenik is your partner of choice for specialised chemicals. We don't just provide products - we supply solutions to your technical and regulatory specifications. |  |
| leucine 2,3-aminomutase | Requires a cobamide coenzyme. Group: Enzymes. Enzyme Commission Number: EC 5.4.3.7. CAS No. 59125-53-0. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5539; leucine 2,3-aminomutase; EC 5.4.3.7; 59125-53-0. Cat No: EXWM-5539. |  |
| Leucine,5,5,5-trifluoro- | Leucine,5,5,5-trifluoro-. Alternative Names: (+/-)2-AMINO-4-(TRIFLUOROMETHYL)PENTANOIC ACID; 5,5,5-TRIFLUORO-DL-LEUCINE; 5,5,5-TRIFLUORO-DL-LEUCINE, 97% MIN.; 2-amino-5,5,5-trifluoro-4-methylpentanoic acid; 2-amino-5,5,5-trifluoro-4-methyl-valeric acid; 2-azanyl-5,5,5-trifluoro-4-methyl-pentanoic acid. Grades: ≥98%. CAS No. 2792-72-5. Molecular formula: C6H10 F3 N O2. Mole weight: 185.1443. | |
| Leucine benzyloxycarbonyl hydrazide trifluoroacetate | Leucine benzyloxycarbonyl hydrazide trifluoroacetate. Group: Biochemicals. Alternative Names: L-Leu-NHNHZ·TFA. Grades: Highly Purified. CAS No. 19635-96-2. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences. | Worldwide |
| Leucine benzyloxycarbonylhydrazide trifluoroacetate | Leucine benzyloxycarbonylhydrazide trifluoroacetate. Alternative Names: L-Leu-NHNHZ TFA; L-Leucin-benzyloxycarbonyl-hydrazid-trifluoracetate; H-L-Leu-NH-NH-Z,CF3-COOH; LEU-NHNH-Z TFA; Leu-NH-NH-Z CF3COOH. Grades: ≥ 99% (HPLC). CAS No. 19635-96-2. Molecular formula: C14H21N3O3·C2HO2F3. Mole weight: 393.40. | |
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