A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
anhydrous, powder, 99.9% trace metals basis. Group: Biosensing and bioimaging.
Lutetium(III) nitrate hydrate
Lutetium(III) nitrate hydrate. Uses: Lutetium nitrate [lu(no3)3] is a fire and explosion hazard when heated. Group: Electrolytes. Alternative Names: Lutetium trinitrate hydrate. CAS No. 100641-16-5. Product ID: Lutetium(3+); trinitrate; hydrate. Molecular formula: 379. Mole weight: H2LuN3O10. [N+](=O)([O-])[O-]. [N+](=O)([O-])[O-]. [N+](=O)([O-])[O-]. O. [Lu+3]. InChI=1S/Lu.3NO3.H2O/c; 3*2-1(3)4; /h; 1H2/q+3; 3*-1. XZBUOUZGWUJJES-UHFFFAOYSA-N. 99%+.
Lutetium (III) oxide
Lutetium (III) oxide. Uses: Lutetium oxide (lu2o3), the oxide found in monazite ore, is a white solid. it is hygroscopic and also absorbs carbon dioxide, making it useful to remove co2 in closed atmospheres. Additional or Alternative Names: Cassiopeium oxide. Appearance: White powder. CAS No. 12032-20-1. Molecular formula: Lu2O3. Mole weight: 397.93. Purity: 0.99. Density: 9.42 g/mL at 25 °C (lit.). Product ID: ACM12032201. Alfa Chemistry ISO 9001:2015 Certified. Categories: Lutetium(III) oxide.
Lutetium(III) sulfate
Lutetium(III) sulfate. Uses: Designed for use in research and industrial production. Additional or Alternative Names: MFCD00011499; Lutetium(III) sulfate; Dilutetium(3+) trisulphate; Lutetium(III) sulfate, anhydrous; Sulfuric acid, lutetium(3+) salt (3:2); lutetium(3+) trisulfate; Lutetium sulfate; EINECS 239-074-6. Product Category: Metal & Ceramic Materials. CAS No. 14986-89-1. Molecular formula: Lu2O12S3. Mole weight: 638.102g/mol. IUPACName: lutetium(3+);trisulfate. Canonical SMILES: [O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Lu+3].[Lu+3]. ECNumber: 239-074-6. Product ID: ACM14986891. Alfa Chemistry ISO 9001:2015 Certified.
Lutetium(III) sulfate
?99.99% trace metals basis. Group: Biosensing and bioimaging.
Lutetium (Lu) Sputtering Targets. Group: Sputtering targets. Alternative Names: Lutetium (Lu) Sputtering Targets, Lu Sputtering Target, Lu Sputter Target, Lu Target, Lutetium Sputtering Target, Lutetium Sputter Target, Lutetium Target. CAS No. 12033-07-7. 99.99%.
Lutetium Nanofoil
Lutetium Nanofoil. Uses: Designed for use in research and industrial production. Product Category: Nanofoil. Appearance: Silvery. CAS No. 7439-94-3. Molecular formula: Lu. Mole weight: 174.97. Purity: 99.9%, 99.99%, 99.999%. Density: 9.840 g/cm³. ECNumber: 231-103-0. Product ID: ACM7439943-1. Alfa Chemistry ISO 9001:2015 Certified.
Lutetium Nanoparticle Dispersion
Lutetium Nanoparticle Dispersion. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Lutetium nanopowder suspension, aqueous Lutetium nanoparticle solution, Lutetium nanofluid. Product Category: Nanoparticle Dispersions. Appearance: solid. CAS No. 7439-94-3. Molecular formula: Lu. Mole weight: 174.97. Purity: 99.9%, 99.99%, 99.999%. ECNumber: 231-103-0. Product ID: ACM7439943-2. Alfa Chemistry ISO 9001:2015 Certified.
Lutetium Nitrate
LUTETIUM NITRATE, HYDRATE, 99.9% pure, -6 mesh, Formula: Lu(NO3)3.xH2O. CAS No. 10099-67-9. Noah Chemicals San Antonio, Texas. ISO 9001:2015 Certified. Request a Quote Today!
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Lutetium Nitrate
Lutetium Nitrate. Grades: 99.9% Extremely High (>=99%). CAS No. 10099-67-9. Pack Sizes: Gram Quantities: 1 gm , 5 gm. Order Number: 2413.
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Lutetium Nitrate
Lutetium Nitrate. Grades: 99.99% Extremely High (>=99%). CAS No. 10099-67-9. Pack Sizes: Gram Quantities: 2 gm, 10 gm. Order Number: 2416.
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Lutetium Nitride
Lutetium Nitride is generally immediately available in most volumes. HHigh purity, submicron and nanopowder forms may be considered. Uses: Designed for use in research and industrial production. Additional or Alternative Names: LUTETIUM NITRIDE;LUTETIUM NITRIDE 99.9% POWDER,40MESH-200MESH. Product Category: Heterocyclic Organic Compound. Appearance: solid. CAS No. 12125-25-6. Molecular formula: LuN. Mole weight: 189g/mol. Product ID: ACM12125256. Alfa Chemistry ISO 9001:2015 Certified.
Lutetium, powder, -40 Mesh. Grades: 99.9% Extremely High (>=99%). CAS No. 7439-94-3. Pack Sizes: Gram Quantities: 1 gm. Order Number: 2386.
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Lutetium Sulfate
Lutetium Sulfate. Grades: 99.99% Extremely High (>=99%). CAS No. 13473-77-3. Pack Sizes: Kilogram Quanitites: 1 kg. Order Number: 2432.
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Lutetium Sulfate
Lutetium Sulfate. Grades: 99.9% Extremely High (>=99%). CAS No. 13473-77-3. Pack Sizes: Gram Quantities: 1 gm, 5 gm. Order Number: 2431.
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Lutetium Sulfate
LUTETIUM SULFATE, OCTAHYDRATE, 99.9% pure, -6 mesh, Formula: Lu2(SO4)3.8H2O. CAS No. 13473-77-3. Noah Chemicals San Antonio, Texas. ISO 9001:2015 Certified. Request a Quote Today!
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Lutetium Telluride
Lutetium Telluride (LuTe) is a crystal grown product generally immediately available in most volumes. Uses: Designed for use in research and industrial production. Additional or Alternative Names: LUTETIUM TELLURIDE;dilutetium tritelluride. Product Category: Heterocyclic Organic Compound. Appearance: Crystalline solid or powder. CAS No. 12163-22-3. Molecular formula: Lu2Te3. Mole weight: 733g/mol. Product ID: ACM12163223. Alfa Chemistry ISO 9001:2015 Certified.
Lutetium tribromate
Lutetium tribromate. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Lutetium tribromate, EINECS 249-337-7, 28958-31-8. Product Category: Heterocyclic Organic Compound. CAS No. 28958-31-8. Molecular formula: Br3LuO9. Mole weight: 558.673600 [g/mol]. Purity: 0.96. IUPACName: lutetium(3+) tribromate. Canonical SMILES: [O-]Br(=O)=O.[O-]Br(=O)=O.[O-]Br(=O)=O.[Lu+3]. Product ID: ACM28958318. Alfa Chemistry ISO 9001:2015 Certified.
Lutidinic acid
Lutidinic acid. Group: Biochemicals. Grades: Highly Purified. CAS No. 499-80-9. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.
Worldwide
Lutikizumab
Lutikizumab (ABT-981) is an anti- IL-1α and IL-1β dual variable domain immunoglobulin. Lutikizumab binds and inhibits IL-1α and IL-1&beta. Lutikizumab can be used for the research of osteoarthritis [1]. Uses: Scientific research. Group: Inhibitory antibodies. Alternative Names: ABT-981. CAS No. 1791411-57-8. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-P99721.
Luvadaxistat
Luvadaxistat (TAK-831) is an orally active, highly selective, potent D-amino acid oxidase (DAAO) inhibitor. Luvadaxistat inhibits oxidative deamination of D-serine via the human recombinant DAAO enzyme with an IC 50 of 14 nM. Luvadaxistat significantly increases D-serine levels in the rodent brain, plasma, and cerebrospinal fluid. Luvadaxistat has the potential for schizophrenia research [1] [2]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: TAK-831. CAS No. 1425511-32-5. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-109183.
Luvangetin
Luvangetin is a coumarin isolated from the stem bark of Zanthoxylum ailanthoides. Luvangetin exhibits inhibition against superoxide anion (O2 -) generation and elastase release by human neutrophils in response to fMLP/CB. Synonyms: 10-methoxy-2,2-dimethylpyrano[3,2-g]chromen-8-one. Grade: 99.0%. CAS No. 483-92-1. Molecular formula: C15H14O4. Mole weight: 258.273.
Luveltamab
Luveltamab is an anti- FOLR1 human IgG1 κ monoclonal antibody [1]. Recommend Isotype Controls: Human IgG1 kappa, Isotype Control (HY-P99001). Uses: Scientific research. Group: Inhibitory antibodies. CAS No. 2484883-56-7. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-P990687.
Luvixasertib hydrochloride
CFI-402257 hydrochloride is a highly selective and orally bioavailable TTK/Mps1 inhibitor with an IC50 of 1.7 nM for TTK in vitro. CFI-402257 hydrochloride has anti-cancer activity[1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: CFI-402257 hydrochloride. CAS No. 1610677-37-6. Pack Sizes: 10 mM * 1 mL; 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-101340A.
Luxabendazole-[d3]
Luxabendazole-[d3] is the labelled analogue of Luxabendazole, which is an anthelminthic drug. Synonyms: Luxabendazole-D3; 4-Fluoro-benzenesulfonic acid 2-methoxy-D3-carbonylamino-3H-benzoimidazol-5-yl ester; Dabendazole-d3; 2-((Methoxycarbonyl)amino)-1H-benzo[d]imidazol-6-yl 4-fluorobenzenesulfonate-d3. Grade: 95% by HPLC; 98% atom D. CAS No. 1448346-27-7. Molecular formula: C15H9D3FN3O5S. Mole weight: 368.36.
Luxabendazole-(methyl-d3)
analytical standard. Group: Drugs & metabolites.
Luxdegalutamide
Luxdegalutamide (ARV-766) is an orally active protein hydrolysis targeted chimeric (PROTAC) targeting androgen receptor (AR), which can degrade AR resistance related mutants, including T878/H875/L702 mutants. Luxdegalutamide has anti-tumor activity and can be used in the study of castration resistant prostate cancer[1][2].. Uses: Scientific research. Group: Signaling pathways. Alternative Names: ARV-766. CAS No. 2750830-09-0. Pack Sizes: 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-153342.
Luxeptinib
Luxeptinib (CG-806) is an orally active, reversible, first-in-class, non-covalent and potent pan-FLT3/pan-BTK inhibitor. Luxeptinib induces cell cycle arrest, apoptosis or autophagy in acute myeloid leukemia cells[1][2][3][4]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: CG-806. CAS No. 1616428-23-9. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-139535.
Luxol fast blue am
Luxol fast blue am. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Luxol fast blue AM;Soluble Blue 37;Solvent blue 37. Product Category: Heterocyclic Organic Compound. Appearance: Dark blue to black powder. CAS No. 12226-74-3. Molecular formula: C26H16N3Na3O10S3. Mole weight: 695.591. Product ID: ACM12226743. Alfa Chemistry ISO 9001:2015 Certified. Categories: ACID BLUE 92.
Luzindole. Group: Biochemicals. Grades: Purified. CAS No. 117946-91-5. Pack Sizes: 10mg, 50mg. US Biological Life Sciences.
Worldwide
Luzindole
Luzindole (N-0774) is a selective melatonin receptor antagonist. Luzindole preferentially targets MT2 (Mel 1b ) over MT1 (Mel 1a ) with K i values of 10.2 and 158 nM for human MT2 and MT1, respectively. Luzindole suppresses experimental autoimmune encephalomyelitis (EAE), and exerts antidepressant-like activity [1] [2] [3]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: N-0774. CAS No. 117946-91-5. Pack Sizes: 10 mM * 1 mL; 1 mg; 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-101254.
Luzindole (N-Acetyl-2-benzyltryptamine)
A melatonin receptor antagonist. Group: Biochemicals. Alternative Names: N-Acetyl-2-benzyltryptamine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences.
Worldwide
Luzopeptin A
Luzopeptin A is a cyclic depsipeptide antibiotic produced by an actinomycete strain. It has anti-tumor activity. It is a potent inhibitor of HIV-1 reverse transcriptase. Synonyms: Luzopeptin A; 75580-37-9; Bbm-928 A; BBM-928A; Diacetyl-luzopeptin C; [(3R,7S,16S,17S,23R,27S,36S,37S)-37-acetyloxy-3,23-bis[(3-hydroxy-6-methoxyquinoline-2-carbonyl)amino]-7,27-bis(2-hydroxypropan-2-yl)-8,11,28,31-tetramethyl-2,6,9,12,15,22,26,29,32,35-decaoxo-5,25-dioxa-1,8,11,14,20,21,28,31,34,40-decazatricyclo[34.4.0.016,21]tetraconta-19,39-dien-17-yl] acetate; Luzopeptin C, 2,7-diacetate; Antibiotic BBM 928C, 2,7-diacetate; [37-Acetyloxy-3,23-bis[(3-hydroxy-6-methoxyquinoline-2-carbonyl)amino]-7,27-bis(2-hydroxypropan-2-yl)-8,11,28,31-tetramethyl-2,6,9,12,15,22,26,29,32,35-decaoxo-5,25-dioxa-1,8,11,14,20,21,28,31,34,40-decazatricyclo[34.4.0.016,21]tetraconta-19,39-dien-17-yl] acetate; Antibiotic BBM 928A; BRN 5725577; BBM 928A; SCHEMBL20614463; CHEBI:223532; DTXSID401317872; NSC308312; HY-130050; CS-0104626. Grade: >99% by HPLC. CAS No. 75580-37-9. Molecular formula: C24H32O6. Mole weight: 416.5.
Luzopeptin A (Antibiotic BBM-928A)
Luzopeptin is a member of the echinomycin (quinomycin A) class of antitumor and antibiotic agents that act by formation of a stable DNA complex by bis-intercalation. Luzopeptin A has also been shown to be a potent inhibitor of HIV-1 reverse transcriptase. Group: Biochemicals. Alternative Names: Antibiotic BBM-928A. Grades: Highly Purified. CAS No. 75580-37-9. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
lvabradine Hydrochloride
Selective bradycardic agent with direct effect on the pacemaker If current of the sinoatrial node. Alternative Names: 3-[3-[[(8S)-3,4-Dimethoxy-8-bicyclo[4.2.0]octa-1,3,5-trienyl]methyl-methylamino]propyl]-7,8-dimethoxy-2,5-dihydro-1H-3-benzazepin-4-onehydrochloride;Ivabradinehydrochloride,>=99%;IVABRADINEHYDROCHLORIDE-OTHERCOMPOUNDSCONTAChemicalbookININGANUNFUSEDPYRAZOLERING(WHETHERORNOTHYDROGENATED)INTHESTRUCTUR;3-[3-[[[(7S)-3,4-Dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl]methylamino]propyl]-1,3,4,5-tetrahydro-7,8-dimethoxy-2H-3-benzazepin-2-oneHydrochloride. CAS No. 148849-67-6. Product ID: API148849676. Molecular formula: C27H37ClN2O5. Mole weight: 505.05. InChIKey: HLUKNZUABFFNQS-ZMBIFBSDSA-N. EINECS: 638-798-3. Appearance: Powder. Category: APIs for Chronic Cardiac Insufficiency.
L-Valacyclovir HCl
L-Valacyclovir HCl. Group: Biochemicals. Grades: Highly Purified. CAS No. 124832-27-5. Pack Sizes: 5g, 10g, 25g, 50g, 100g. Molecular Formula: C13H20N6O4·HCl. US Biological Life Sciences.
L-Valine is an essential branched-chain amino acid and one of the 22 proteinogenic amino acids. L-Valine promotes muscle growth, attenuates arrhythmias and decreases blood pressure. Protein supplement in health care products. Uses: Ingredient of health care products. Synonyms: Valine; (S)-Valine; H-Val-OH; (S)-2-Amino-3-methylbutanoic acid; Valine, L-; (+)-2-Amino-3-methylbutyric acid; (2S)-2-Azaniumyl-3-methylbutanoate; (S)-2-Amino-3-methylbutyric acid; (S)-Valine; (S)-α-Amino-β-methylbutyric acid; L-(+)-α-Aminoisovaleric acid; L-α-Amino-β-methylbutyric acid; Butanoic acid, 2-amino-3-methyl-, (S)-; NSC 76038. Grade: 98%. CAS No. 72-18-4. Molecular formula: C5H11NO2. Mole weight: 117.15.
L-Valine
L-Valine (Valine) is a new nonlinear semiorganic material. L-Valine causes lipid peroxidation and accumulation of malondialdehyde (MDA), exhibits inhibitory activity against cyanobacteria. L-Valine inhibits multidrug-resistant bacteria through activation of PI3K/Akt signaling pathway and inhibition of arginase [1] [2] [3]. Uses: Scientific research. Group: Natural products. Alternative Names: Valine. CAS No. 72-18-4. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-N0717.
500g Pack Size. Group: Amino Acids, Biochemicals, Peptide Reagents. Formula: C5H11NO2. CAS No. 72-18-4. Prepack ID 11273495-500g. Molecular Weight 117.15. See USA prepack pricing.
L-Valine
100g Pack Size. Group: Amino Acids, Biochemicals, Peptide Reagents. Formula: C5H11NO2. CAS No. 72-18-4. Prepack ID 11273495-100g. Molecular Weight 117.15. See USA prepack pricing.
L-Valine
Valine is a branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway. Alternative Names: valine. (S)-Valine. H-Val-OH. CAS No. 72-18-4. Product ID: API72184. Molecular formula: C5H11NO2. Mole weight: 117.15. EINECS: 200-773-6. SMILES: CC(C)[C@@H](C(=O)O)N. Appearance: White powder. Standard: USP/EP. Category: Amino acids and derivatives.
L-Valine-[1-13C] is a labelled L-Valine. Valine is a branched-chain amino acid used in the protein biosynthesis. It is essential for animals with insulin-resistant property. Synonyms: (2S)-2-amino-3-methylbutanoic acid-13C. Grade: 98% by HPLC; 99% atom 13C. CAS No. 81201-85-6. Molecular formula: C4[13C]H11NO2. Mole weight: 118.14.
L-Valine-1-13C
L-Valine-1- 13 C is the 13 C-labeled L-Valine. L-Valine is one of 20 proteinogenic amino acids. L-Valine is an essential amino acid[1]. Uses: Scientific research. Group: Isotope-labeled compounds. CAS No. 81201-85-6. Pack Sizes: 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-N0717S4.
L-Valine-1-13C
99 atom % 13C. Group: Fluorescence/luminescence spectroscopy.
L-Valine-[1-13C,15N]
(S)-Valine-[1-13C,15N] is a 13C & 15N labelled analogue of Valine. Valine is an α-amino acid that is used in the biosynthesis of proteins. Synonyms: H-Val-OH-1-13C,15N; (2S)-2-amino-3-methylbutanoic acid-1-13C,15N; (S)-Valine-13C,15N. Grade: 98% by CP; 98% atom 13C; 98% atom 15N. Molecular formula: C4[13C]H11[15N]O2. Mole weight: 119.13.
L-Valine,[1-14c]-
L-Valine,[1-14c]-. Uses: Designed for use in research and industrial production. Additional or Alternative Names: L-VALINE, [1-14C]-;L-VALINE, [14C(U)]-;VALINE, L-, [1-14C]. Product Category: Heterocyclic Organic Compound. CAS No. 14330-62-2. Molecular formula: C5H11NO2. Mole weight: 119.16. Product ID: ACM14330622. Alfa Chemistry ISO 9001:2015 Certified.
L-Valine-13C5
L-Valine- 13 C 5 is the 13 C-labeled L-Valine. L-Valine is one of 20 proteinogenic amino acids. L-Valine is an essential amino acid[1]. Uses: Scientific research. Group: Isotope-labeled compounds. Alternative Names: Valine- 13 C5. CAS No. 55443-52-2. Pack Sizes: 5 mg; 10 mg. Product ID: HY-N0717S6.
L-Valine-13C5
99 atom % 13C, 97% (CP). Group: Fluorescence/luminescence spectroscopy.
L-Valine-[13C5]
L-Valine-[13C5] is a 13C labelled analogue of Valine. Valine is an α-amino acid that is used in the biosynthesis of proteins. Grade: 98% by CP; 99% atom 13C. CAS No. 55443-52-2. Molecular formula: [13C]5H11NO2. Mole weight: 122.11.
L-Valine-[13C5,15N]
L-Valine-[13C5,15N] is a labelled L-Valine. Valine is a branched-chain amino acid used in the protein biosynthesis. It is essential for animals with insulin-resistant property. Synonyms: (+)-2-Amino-3-methylbutyric Acid-13C5,15N; (2S)-2-Amino-3-methylbutanoic Acid-13C5,15N; (S)-2-Amino-3-methylbutanoic Acid-13C5,15N; (S)-Valine-13C5,15N; (S)-α-Amino-β-methylbutyric Acid-13C5,15N; L-(+)-α-Aminoisovaleric Acid-13C5,15N; L-α-Amino-β-methylbutyric Acid-13C5,15N; NSC 76038-13C5,15N. Grade: 98% by HPLC; 99% atom 13C, 99% atom 15N. CAS No. 202407-30-5. Molecular formula: [13C]5H11[15N]O2. Mole weight: 123.10.
L-Valine-13C5,15N
98 atom % 15N, 98 atom % 13C, 95% (CP). Group: Fluorescence/luminescence spectroscopy.
L-Valine-13C5,15N
L-Valine- 13 C 5 , 15 N is the 13 C- and 15 N-labeled L-Valine. L-Valine is one of 20 proteinogenic amino acids. L-Valine is an essential amino acid[1]. Uses: Scientific research. Group: Isotope-labeled compounds. Alternative Names: Valine- 13 C5, 15 N. CAS No. 202407-30-5. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-N0717S1.
L-Valine-15N
98 atom % 15N. Group: Fluorescence/luminescence spectroscopy.
L-Valine-[15N]
L-Valine-[15N] is a labelled L-Valine. Valine is a branched-chain amino acid used in the protein biosynthesis. It is essential for animals with insulin-resistant property. Synonyms: (S)-α-Aminoisovaleric acid-15N; L-2-Amino-3-methylbutanoic acid-15N. Grade: 98% by HPLC; 98% atom 15N. CAS No. 59935-29-4. Molecular formula: C5H11[15N]O2. Mole weight: 118.14.
L-Valine-[2-13C]
L-Valine-[2-13C] is a 13C labelled analogue of L-valine, which is a branched-chain essential amino acid (BCAA) that has stimulant activity. It promotes muscle growth and tissue repair. Synonyms: (2S)-2-amino-3-methylbutanoic acid-13C. Grade: 98% by CP; 99% atom 13C. CAS No. 73834-52-3. Molecular formula: C4[13C]H11NO2. Mole weight: 118.14.