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-Leucic acid
L-Leucic acid. Alternative Names: (S)-2-Hydroxy-4-methylvaleric Acid. CAS No. 13748-90-8. Purity: >99.0%. Product ID: FFC-AR-13748908. Molecular formula: C6H12O3. Mole weight: 132.16. IUPAC Name: (2S)-2-hydroxy-4-methylpentanoic acid. Alfa Chemistry - ISO 9001:32057 Certified.
100g Pack Size. Group: Amino Acids. Formula: C6H13NO2. CAS No. 61-90-5. Prepack ID 17954292-100g. Molecular Weight 131.17. See USA prepack pricing.
L-Leucine
L-Leucine. Categories: l-leucine; leucine.
CA, FL & NJ
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
1kg Pack Size. Group: Amino Acids. Formula: C6H13NO2. CAS No. 61-90-5. Prepack ID 17954292-1kg. Molecular Weight 131.17. See USA prepack pricing.
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 is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. Alternative Names: Leucine. CAS No. 61-90-5. Pack Sizes: 10 mM * 1 mL in Water; 100 mg; 250 mg; 500 mg. Product ID: HY-N0486.
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,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-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-13C is the 13C-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 74292-94-7. Pack Sizes: 10 mM * 1 mL in Water; 25 mg; 50 mg; 100 mg. Product ID: HY-N0486S1.
L-Leucine-13C6
Leucine-13C6 is the 13C-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 201740-84-3. Pack Sizes: 10 mM * 1 mL in Water; 1 mg; 5 mg; 10 mg. Product ID: HY-N0486S2.
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-13C6,15N is the 13C- and 15N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 202406-52-8. Pack Sizes: 10 mM * 1 mL in Water; 1 mg; 5 mg; 10 mg. Product ID: HY-N0486S8.
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
L-Leucine-15N is the 15N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1][2]. Uses: Scientific research. Category: Signaling pathways. CAS No. 59935-31-8. Pack Sizes: 25 mg; 50 mg; 100 mg. Product ID: HY-N0486S3.
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 the 18O-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 73579-45-0. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-N0486S10.
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-2-13C,15N
L-Leucine-2-13C,15N is the 13C- and 15N-labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 285977-88-0. Pack Sizes: 10 mM * 1 mL in Water; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-N0486S6.
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-chlorotrityl resin
Pre-loaded resins for solid phase peptide and organic synthesis. Synonyms: L-Leu-2-chlorotrityl resin.
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.
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
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 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 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
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 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 hydrochloride. Uses: For analytical and research use. CAS No. 62480-44-8. Mole weight: 324.80. Catalog: AP62480448.
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. Category: Signaling pathways. Alternative Names: Leu-AMC hydrochloride. CAS No. 62480-44-8. Pack Sizes: 10 mM * 1 mL in DMSO; 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-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
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 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.