A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
LL-E19085alph is a quinone antibiotic produced by Micromonospora citrea. It is active against gram-positive bacteria. Synonyms: citreamicin A. CAS No. 122535-63-1. Molecular formula: C36H31NO12. Mole weight: 669.63.
L-Leucinamide,l-a-glutamyl-L-Leucyl-L-a-glutamyl-L-prolyl-L-a-glutamyl-L-a-aspartyl-L-a-glutamyl-L-alanyl-L-arginyl-L-prolylglycylglycyl-L-phenylalanyl-L-a-aspartyl-L-arginyl-L-leucyl-l-glutaminyl-l-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: H-GLU-LEU-GLU-PRO-GLU-ASP-GLU-ALA-ARG-PRO-GLY-GLY-PHE-ASP-ARG-LEU-GLN-SER-GLU-ASP-LYS-ALA-ILE-ARG-THR-ILE-MET-GLU-PHE-LEU-ALA-PHE-LEU-HIS-LEU-LYS-GLU-ALA-GLY-ALA-LEU-NH2;GMAP (1-41) AMIDE;GALANIN MESSAGE ASSOCIATED PEPTIDE FRAGMENT 1-41 AMIDE PORCINE;GAL. Product Category: Heterocyclic Organic Compound. CAS No. 132699-74-2. Molecular formula: C206H326N56O64S. Mole weight: 4643.19. Product ID: ACM132699742. Alfa Chemistry ISO 9001:2015 Certified.
L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway [1]. Uses: Scientific research. Group: Natural products. Alternative Names: Leucine. CAS No. 61-90-5. Pack Sizes: 100 mg; 250 mg; 500 mg. Product ID: HY-N0486.
L-Leucine
L-Leucine. Categories: l-leucine; leucine.
CA, FL & NJ
L-Leucine
L-leucine is an essential amino acid necessary for normal growth in infants and normal nitrogen balance in adults. The product is used as a nutritional supplement to prepare amino acid infusion and comprehensive amino acid preparation, hypoglycemic agent, plant growth promotion agent. CAS No. 61-90-5. Product ID: CDF4-0222. Molecular formula: C6H13NO2. Category: Amino acid. Product Keywords: Amino Acids; L-Leucine; CDF4-0222; Amino acid; C6H13NO2; 61-90-5. Grade: Food Grade. Color: White to Off-white. EC Number: 200-522-0. Physical State: powder. Solubility: 1 M HCl: 50 mg/mL. Storage: 2-8°C. Boiling Point: 122-134 °C(Press: 2-3 Torr). Melting Point: >300 °C (lit.). Density: 1,293 g/cm3.
L-Leucine
L-Leucine is an essential branched-chain amino acid used in the biosynthesis of protein. It is obtained from dietary sources. Protein supplement in health care products. Uses: Ingredient of health care products. Synonyms: Leucine; (S)-2-Amino-4-methylpentanoic acid; (S)-Leucine; H-Leu-OH. Grade: 98%. CAS No. 61-90-5. Molecular formula: C6H13NO2. Mole weight: 131.18.
L-Leucine-[1-13C]
L-Leucine-[1-13C] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: (2S)-2-amino-4-methylpentanoic acid-13C. Grade: 98% by HPLC; 99% atom 13C. CAS No. 74292-94-7. Molecular formula: C5[13C]H13NO2. Mole weight: 132.17.
L-Leucine-1-13C
99 atom % 13C. Group: Fluorescence/luminescence spectroscopy.
L-Leucine-[1-13C,15N]
L-Leucine-[1-13C,15N] is the labelled analogue of L-Leucine. Leucine is a non-glucogenic, essential amino acid. It is a branched-chain amino acid that is a structural component of proteins. Leucine positively influences insulin release to eliminate toxic sugars out of the blood. Synonyms: L-Leucine-1-13C,15N. Grade: 98% by CP; 99% atom 13C; 98% atom 15N. CAS No. 80134-83-4. Molecular formula: C5[13C]H13[15N]O2. Mole weight: 133.16.
L-Leucine-1-13c,N-[(9H-fluoren-9-ylmethoxy)carbonyl]-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Fmoc-Leu-OH-1-13C, L-Leucine-1-13C, N-Fmoc, N-(9-Fluorenylmethoxycarbonyl)-L-leucine-1-13C, 485934_ALDRICH, 202114-53-2. Product Category: Heterocyclic Organic Compound. CAS No. 202114-53-2. Molecular formula: C21H23NO4. Mole weight: 354.42. Purity: 0.96. IUPACName: (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-4-methylpentanoic acid. Canonical SMILES: CC(C)CC(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13. Product ID: ACM202114532. Alfa Chemistry ISO 9001:2015 Certified.
L-Leucine-[1-13C]-N-Fmoc
L-Leucine-[1-13C]-N-Fmoc is the labelled analogue of Fmoc-Leu-OH. Fmoc-Leu-OH is an amino acid derivative. It is also one of the novel PPARγ ligands that can reduce osteoclasts differentiation through activating PPARγ. Synonyms: L-Leucine-1-13C, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-; Fmoc-Leu-OH-1-13C. Grade: 98% by HPLC; 99% atom 13C. CAS No. 202114-53-2. Molecular formula: C20[13C]H23NO4. Mole weight: 354.40.
L-Leucine-[1,2-13C2]
L-Leucine-[1,2-13C2] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-13C2; (2S)-2-azanyl-4-methylpentanoic acid 13C2; H-Leu-OH-13C2; L-Leucine-1,2-13C2; H-Leu-OH-13C2. Grade: 98% by HPLC; 99% atom 13C. CAS No. 134275-63-1. Molecular formula: C4[13C]2H13NO2. Mole weight: 133.16.
L-Leucine-13C
L-Leucine- 13 C is the 13 C-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Group: Isotope-labeled compounds. CAS No. 74292-94-7. Pack Sizes: 10 mM * 1 mL; 25 mg; 50 mg; 100 mg. Product ID: HY-N0486S1.
L-Leucine-13C6
Leucine- 13 C 6 is the 13 C-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Group: Isotope-labeled compounds. CAS No. 201740-84-3. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N0486S2.
L-Leucine-13C6
98 atom % 13C, 95% (CP). Group: Fluorescence/luminescence spectroscopy.
L-Leucine-13C6
L-LEUCINE-13C6, also known as 13C6-D-Leucine or L-Leucine-1,?2,?3,?4,?5,?5'-13C6, is a fully 13C labelled D-Leucine. Uses: Designed for use in research and industrial production. Product Category: Others. Appearance: Solid powder. CAS No. 201740-84-3. Molecular formula: 13C6H13O2N. Mole weight: 137.13. Purity: >98%. IUPACName: L-Leucine-1,?2,?3,?4,?5,?5'-13C6. Canonical SMILES: N[C@@H](CC(C)C)C(O)=O. Product ID: ACM201740843-1. Alfa Chemistry ISO 9001:2015 Certified.
L-Leucine-[13C6,15N]
L-Leucine-[13C6,15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Grade: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 202406-52-8. Molecular formula: [13C]6H13[15N]O2. Mole weight: 138.12.
L-Leucine-13C6,15N
L-Leucine- 13 C 6 , 15 N is the 13 C- and 15 N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Group: Isotope-labeled compounds. CAS No. 202406-52-8. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N0486S8.
L-Leucine-13C6,15N
98 atom % 13C, 98 atom % 15N, 95% (CP). Group: Fluorescence/luminescence spectroscopy.
L-Leucine-[13C6,15N,d10]
L-Leucine-[13C6,15N,d10] is the labelled analogue of L-Leucine. L-Leucine is an essential branched-chain amino acid used in the biosynthesis of protein. It is obtained from dietary sources. Protein supplement in health care products. Synonyms: (S)-2-Amino-4-methylpentanoic acid-13C6,15N,2,3,4,4,5,5,5-d7,4-methyl-d3; L-Leucine-13C6,15N,2,3,3,4,5,5,5-d7,4-methyl-d3. Grade: 95% (CP); 99% atom 13C; 98% atom 15N; 98% atom D. Molecular formula: [13C]6H3D10[15N]O2. Mole weight: 148.18.
L-Leucine-15N
98 atom % 15N. Group: Fluorescence/luminescence spectroscopy.
L-Leucine-[15N]
L-Leucine-[15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: (2S)-2-azanyl-4-methylpentanoic acid-15N. Grade: 98% by HPLC; 98% atom 15N. CAS No. 59935-31-8. Molecular formula: C6H13[15N]O2. Mole weight: 132.17.
L-Leucine-[18O2]
L-Leucine-[18O2] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Grade: 98% by HPLC; 94% atom 18O. CAS No. 73579-45-0. Molecular formula: C6H13N[18O]2. Mole weight: 135.17.
L-Leucine-[2-13C]
L-Leucine-[2-13C] is the labelled analogue of L-Leucine. Leucine is a non-glucogenic, essential amino acid. It is a branched-chain amino acid that is a structural component of proteins. Leucine positively influences insulin release to eliminate toxic sugars out of the blood. Synonyms: L-Leucine-2-13C. Grade: 98% by CP; 99% atom 13C. CAS No. 201612-66-0. Molecular formula: C5[13C]H13NO2. Mole weight: 132.17.
L-Leucine-[2-13C,15N]
L-Leucine-[2-13C,15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-2-13C,15N; (2S)-2-azanyl-4-methylpentanoic acid 2-13C,15N; H-Leu-OH (2-13C,15N). Grade: 98% by HPLC; 99% atom 13C, 98% atom 15N. CAS No. 285977-88-0. Molecular formula: C5[13C]H13[15N]O2. Mole weight: 133.16.
L-Leucine-2-chlorotrityl resin
Pre-loaded resins for solid phase peptide and organic synthesis. Synonyms: L-Leu-2-chlorotrityl resin.
L-Leucine-2-chlorotrityl resin
L-Leucine-2-chlorotrityl resin. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g. US Biological Life Sciences.
Worldwide
L-Leucine-[2-d]
L-Leucine-[2-d] is the labelled analogue of L-Leucine. L-Leucine is an essential branched-chain amino acid used in the biosynthesis of protein. It is obtained from dietary sources. Protein supplement in health care products. Synonyms: L-Leucine-2-d; L-LEUCINE-2-D1; SCHEMBL9163953; (S)-2-Amino-4-methylpentanoic Acid-d1; H-L-Leu-OH-d. Grade: 98% by CP; 97% atom D. CAS No. 89836-93-1. Molecular formula: C6H12DNO2. Mole weight: 132.18.
L-Leucine-[3-13C]
L-Leucine-[3-13C] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-3-13C. Grade: 95% by HPLC; 99% atom 13C. Molecular formula: C5[13C]H13NO2. Mole weight: 132.17.
L-Leucine-[3-13C,15N]
L-Leucine-[3-13C,15N] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-3-13C,15N. Grade: 95% by HPLC; 98% atom 15N, 99% atom 13C. Molecular formula: C5[13C]H13[15N]O2. Mole weight: 133.16.
L-Leucine-[3,3-d2]
L-Leucine-[3,3-d2] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: (S)-2-Amino-4-methylpentanoic Acid-d2; H-L-Leu-OH-d2. Grade: 95% by HPLC; 98% atom D. CAS No. 362049-59-0. Molecular formula: C6H11D2NO2. Mole weight: 133.19.
L-Leucine-[3-d]
L-Leucine-[3-d] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-3-d1. Grade: 95% by HPLC; 99% atom D. Molecular formula: C6H12DNO2. Mole weight: 132.18.
L-Leucine-[4-d]
L-Leucine-[4-d] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-4-d1. Grade: 95% by HPLC; 99% atom D. Molecular formula: C6H12DNO2. Mole weight: 132.18.
A substrate for the colorimetric determination of leucine aminopeptidase. Synonyms: L-Leu-pNA; L-Leucine-p-nitroanilide. Grade: ≥ 99% (HPLC). CAS No. 4178-93-2. Molecular formula: C12H17N3O3. Mole weight: 251.30.
L-Leucine 4-nitroanilide
L-Leucine 4-nitroanilide. Group: Biochemicals. Alternative Names: L-Leu-pNA. Grades: Highly Purified. CAS No. 4178-93-2. Pack Sizes: 2g, 5g, 10g, 25g. US Biological Life Sciences.
Worldwide
L-Leucine 4-nitroanilide 99+% (HPLC)
L-Leucine 4-nitroanilide 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
L-Leucine 4-nitrophenyl ester hydrochloride 98+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 5g, 25g. US Biological Life Sciences.
Worldwide
L-Leucine-[5,5,5-d3]
L-Leucine-[5,5,5-d3] is a labelled L-Leucine. Leucine is an α-amino acid essential for humans. Synonyms: L-Leucine-d3; (S)-Leucine-d3; L-(+)-Leucine-d3; (S)-(+)-Leucine-d3. Grade: 95% by HPLC; 99% atom D. CAS No. 87828-86-2. Molecular formula: C6H10D3NO2. Mole weight: 134.17.
L-Leucine-5,5,5-d3
99 atom % D. Group: Fluorescence/luminescence spectroscopy.
L-Leucine-5,5,5-d3
L-Leucine-5,5,5-d3. Uses: Designed for use in research and industrial production. Additional or Alternative Names: L-Leucine-5,5,5-d3, L-Leucine-d3, (S)-Leucine-d3, L-(+)-Leucine-d3, (S)-(+)-Leucine-d3, L-|A-Aminoisocaproic Acid-d3, 486825_ALDRICH, NSC 46709-d3, L-2-Amino-4-methylpentanoic Acid-d3, (S)-2-Amino-4-methylvaleric Acid-d3, (S)-2-Amino-4-methylpentanoic Acid-d3, (2S)-2-Amino-4-methylpentanoic Acid-d3, FT-0670765, 87828-86-2. Product Category: Heterocyclic Organic Compound. CAS No. 87828-86-2. Molecular formula: C6H10D3NO2. Mole weight: 134.19. Purity: 99 atom % D. IUPACName: (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid. Canonical SMILES: CC(C)CC(C(=O)O)N. Density: 1.06 g/cm³. Product ID: ACM87828862. Alfa Chemistry ISO 9001:2015 Certified.
L-Leucine 7-amido-4-methylcoumarin
Sensitive fluorogenic A substrate for leucine aminopeptidase and aminopeptidase M. Synonyms: L-Leu-AMC; L-leucine 4-methylcoumaryl-7-amide; 7-Leucylamido-4-methylcoumarin; (S)-2-amino-4-methyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)valeramide. Grade: ≥ 99.5% (HPLC). CAS No. 66447-31-2. Molecular formula: C16H20N2O3. Mole weight: 288.37.
L-Leucine 7-amido-4-methylcoumarin
L-Leucine 7-amido-4-methylcoumarin. Group: Biochemicals. Alternative Names: L-Leu-AMC. Grades: Highly Purified. CAS No. 66447-31-2. Pack Sizes: 25mg, 50mg, 100mg, 250mg. US Biological Life Sciences.
Worldwide
L-Leucine 7-amido-4-methylcoumarin 99.5+% (HPLC)
L-Leucine 7-amido-4-methylcoumarin 99.5+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg. US Biological Life Sciences.
Worldwide
L-Leucine-7-amido-4-methylcoumarin hydrochloride
L-Leucine-7-amido-4-methylcoumarin (Leu-AMC) hydrochloride is a bright blue fluorogenic peptidyl substrate for LAP3 (leucine aminopeptidase). L-Leucine-7-amido-4-methylcoumarin hydrochloride can be used for leucine aminopeptidase inhibition assays in vitro [1]. Uses: Scientific research. Group: Fluorescent dye. Alternative Names: Leu-AMC hydrochloride. CAS No. 62480-44-8. Pack Sizes: 5 mg; 10 mg; 25 mg. Product ID: HY-137844.
L-Leucine allyl ester 4-toluenesulfonate salt. Group: Biochemicals. Alternative Names: L-Leu-OAll·TosOH. Grades: Highly Purified. CAS No. 88224-03-7. Pack Sizes: 2g, 5g, 10g, 25g, 50g. US Biological Life Sciences.
Worldwide
L-Leucine allyl ester 4-toluenesulfonate salt 98+% (HPLC)
L-Leucine allyl ester 4-toluenesulfonate salt 98+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. CAS No. 88224-03-7. Pack Sizes: 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
L-Leucine α-naphthylamide
A substrate for a histochemical assay of aminopeptidase M. Synonyms: L-Leu-αNA; (2S)-2-amino-4-methyl-N-naphthalen-1-ylpentanamide. Grade: ≥ 98% (TLC). CAS No. 203793-55-9. Molecular formula: C16H20N2O. Mole weight: 256.35.
L-Leucine alpha-naphthylamide
L-Leucine alpha-naphthylamide. Group: Biochemicals. Alternative Names: L-Leu-aNA. Grades: Highly Purified. CAS No. 203793-55-9. Pack Sizes: 250mg, 500mg, 1g. US Biological Life Sciences.
Worldwide
L-Leucine amide
L-Leucine amide. Group: Biochemicals. Alternative Names: L-Leu-NH2. Grades: Highly Purified. CAS No. 687-51-4. Pack Sizes: 5g, 10g, 25g, 50g, 100g. US Biological Life Sciences.
L-Leucine amide 98+% (GC). Group: Biochemicals. Grades: GC. CAS No. 687-51-4. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
L-Leucine amide hydrochloride
L-Leucinamide Hydrochloride, is a derivative of Leucine, which is an essential amino acid, and acts as a nutrient signal to stimulate protein synthesis. L-Leucinamide Hydrochloride, is shown to be the potential elicitor of insulin secretion in rats. Synonyms: L-Leu-NH2 HCl; [(2S)-1-amino-4-methyl-1-oxopentan-2-yl]azanium; (R)-2-Amino-4-Methylvaleramide; L-Leucinamide Hydrochloride. Grade: ≥ 99% (HPLC). CAS No. 10466-61-2. Molecular formula: C6H14N2O·HCl. Mole weight: 166.70.
L-Leucine amide hydrochloride
L-Leucine amide hydrochloride. Group: Biochemicals. Alternative Names: L-Leu-NH2·HCl. Grades: Highly Purified. CAS No. 10466-61-2. Pack Sizes: 10g, 25g, 50g, 100g. US Biological Life Sciences.
Worldwide
L-Leucine amide hydrochloride 99+% (HPLC)
L-Leucine amide hydrochloride 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g, 100g. US Biological Life Sciences.
Worldwide
L-Leucine a-naphthylamide 98+% (TLC)
L-Leucine a-naphthylamide 98+% (TLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 250mg, 1g. US Biological Life Sciences.