A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
L-Prolinol 2-chlorotrityl resin. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
Worldwide
L-Prolinol (oil) 99+%
L-Prolinol (oil) 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g, 100g, 250g. US Biological Life Sciences.
Worldwide
L-Prolyl-L-alanine
L-Prolyl-L-alanine. Group: Biochemicals. Grades: Reagent Grade. CAS No. 6422-36-2. Pack Sizes: 250mg, 1g, 5g. US Biological Life Sciences.
Worldwide
L-Prolyl-L-alanine
Substrate for human kidney prolinase (prolyl dipeptidase). Synonyms: Pro-Ala-OH; Pro Ala OH. Grades: ≥ 99% (TLC). CAS No. 6422-36-2. Molecular formula: C8H14N2O3. Mole weight: 186.21.
L-Prolyl-L-leucine
L-Prolyl-L-leucine is a leucine derivative [1]. Uses: Scientific research. Group: Peptides. CAS No. 52899-07-7. Pack Sizes: 100 mg. Product ID: HY-W009686.
L-Prolyl-L-leucylglycinamide
L-Prolyl-L-leucylglycinamide, an inhibitor of melanocyte-stimulating hormone (MSH) release, is shown to be effective in treating human depression with greater efficacy and faster onset of action than traditional anti-depressants. It blocks the release of α-MSH, and increases brain dopamine levels and antagonizes physiological and behavioral opioid effects in vivo. Uses: Hormones. Synonyms: Pro-Leu-Gly-NH2; Melanocyte Inhibiting Factor; MSH Release Inhibiting Hormone. CAS No. 2002-44-0. Molecular formula: C13H24N4O3. Mole weight: 284.36.
L-Propargylglycine. Group: Biochemicals. Grades: Highly Purified. CAS No. 198774-27-5. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences.
Worldwide
L-Propargylglycine
It is produced by the strain of Streptomyces sp. It can inactivate many vitamin B6-enzymes, such as Cystathionine γ-synthase, Methionone γ-lyase and L-alanine aminotransferase. Synonyms: (S)-2-Aminopent-4-ynoic acid; (S)-2-Amino-4-pentynoic acid; L-2-Propynylglycine; (S)-Propargylglycine; (S)-2-Propargylglycine; L-Pra-OH; L-Propargyl-Gly-OH; 4-Pentynoic acid, 2-amino-, (2S)-; (2S)-2-Amino-4-pentynoic acid; 4-Pentynoic acid, 2-amino-, (S)-; 4-Pentynoic acid, 2-amino-, L-; (2S)-2-Azaniumylpent-4-ynoate; (S)-α-Propargylglycine; L-2-Amino-4-pentynoic acid. Grades: ≥95%. CAS No. 23235-01-0. Molecular formula: C5H7NO2. Mole weight: 113.11.
L-Propargylglycine 99+%
L-Propargylglycine 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 250mg, 1g, 5g, 25g. US Biological Life Sciences.
A substrate for human kidney prolinase (prolyl dipeptidase). Synonyms: pro-val; PV dipeptide; Proline Valine dipeptide; (S)-3-Methyl-2-((S)-pyrrolidine-2-carboxamido)butanoic acid. CAS No. 52899-09-9. Molecular formula: C10H18N2O3. Mole weight: 214.26.
Lprp-Et-97543
LPRP-Et-97543 is a potent anti-HBV agent. LPRP-Et-97543 reduces Core, S, and preS but not X promoter activities. LPRP-Et-97543 can be used for acute and chronic HBV infections research. Group: Inhibitors. CAS No. 84638-48-2. Molecular formula: C17H16O5. Mole weight: 300.31. Canonical SMILES: O=C1[C@H] (CC2=CC=C (O)C=C2)COC3=CC (O)=C (C)C (O)=C13. Catalog: ACM84638482.
L-psicose
L-psicose. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
L-Psicose
L-Psicose, the naturally-occurring monosaccharide paramount in the biomedical field, garners significant attention owing to its extensive exploration in the realm of diabetes management, obesity reduction, and dental caries prevention. Moreover, its involvement as a substitute sweetener in an array of consumables further stems from its remarkably diminished caloric composition and marginal influence on glycemic indices. Synonyms: Psicose, L-; L-Allulose; L-ribo-2-Hexulose. Grades: ≥95%. CAS No. 16354-64-6. Molecular formula: C6H12O6. Mole weight: 180.16.
LpxC inhibitor 1a
LpxC inhibitor 1a is a potent LpxC inhibitor (IC50 = 1.37 nm) commonly used as an antibacterial agent for the treatment of gram-negative infections. Uses: An antibacterial agent for the treatment of gram-negative infections. Synonyms: PF-04753299; PF 04753299; PF04753299; (2R)-N-hydroxy-2-methyl-2-methylsulfonyl-4-(4-phenylphenyl)butanamide. Grades: 99%. CAS No. 1289620-49-0. Molecular formula: C18H21NO4S. Mole weight: 347.43.
LPYFD-NH2
LPYFD-NH2. Group: Biochemicals. Grades: Purified. CAS No. 700361-48-4. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
LPYFD-NH2
LPYFD-NH2, is a neuroprotective peptide that binds to Amyloid-&beta. In vitro and in vivo it protects neurons against toxic effects of Aβ (1-42), which can be used in treating Alzheimer's Disease. Synonyms: H-Leu-Pro-Tyr-Phe-Asp-NH2; (3S)-4-amino-3-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-amino-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-phenylpropanoyl]amino]-4-oxobutanoic acid; ZINC98052568; AKOS024457970. CAS No. 700361-48-4. Molecular formula: C33H44N6O8. Mole weight: 652.75.
LPYFD-NH2 Trifluoroacetic Acid Salt
LPYFD-NH2 is a neuroprotective peptide that binds to amyloid beta (A β). LPYFD-NH2 protects neurons against toxic effects of A β (1-42) in vitro and in vivo. LPYFD-NH2 is a potential therapeutic in the treatment of Alzheimer's Disease. Group: Biochemicals. Alternative Names: L-Leucyl-L-prolyl-L-tyrosyl-L-phenylalanyl-L-α-asparagine Trifluoroacetic Acid Salt; Leu-Pro-Tyr-Phe-Asp-NH2 TFA. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid
L-Pyroglutamic acid. Group: Biochemicals. Alternative Names: L-5-Oxo-2-pyrrolidinecarboxylic acid. Grades: Cell Culture Grade. CAS No. 98-79-3. Pack Sizes: 100g, 500g, 1Kg. Molecular Formula: C5H7NO3, Molecular Weight: 129.1. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid
L-Pyroglutamic acid is a cyclized derivative of L-glutamic acid. Protein supplement in health care products. Uses: Ingredient of health care products. Synonyms: Pyroglutamic acid; Pidolic acid; H-Pyr-OH; 5-oxo-L-proline; (2S)-5-oxopyrrolidine-2-carboxylic acid. Grades: 95%. CAS No. 98-79-3. Molecular formula: C5H7NO3. Mole weight: 129.11.
L-Pyroglutamic acid
L-Pyroglutamic acid. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-(-)-2-Pyrrolidone-5-carboxylic acid (S)-5-Oxo-2-pyrrolidinecarboxylic acid. CAS No. 98-79-3. Molecular Formula: C5H7NO3. Mole Weight: 129.11. Catalog: APB98793.
L-Pyroglutamic acid
L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism. L-Pyroglutamic acid can be used as a biomarker for systemic lupus erythematosus (SLE) [1]. Uses: Scientific research. Group: Natural products. CAS No. 98-79-3. Pack Sizes: 25 g; 50 g. Product ID: HY-76082.
L-Pyroglutamic acid 7-amido-4-methylcoumarin 98+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 50mg, 1g. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid 99+%
L-Pyroglutamic acid 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 25g, 100g, 250g, 1Kg, 5Kg. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid beta-naphthylamide
100mg Pack Size. Group: Amino Acids, Biochemicals, Building Blocks. Formula: C15H14N2O2. CAS No. 22155-91-5. Prepack ID 16763199-100mg. Molecular Weight 254.28. See USA prepack pricing.
L-Pyroglutamic acid-β-naphthylamide
Substrate for the determination of pyrrolidonylpeptidase. Synonyms: L-Pyr-βNA. Grades: ≥ 99% (HPLC). CAS No. 22155-91-5. Molecular formula: C15H14N2O2. Mole weight: 254.3.
L-Pyroglutamic acid-beta-naphthylamide
L-Pyroglutamic acid-beta-naphthylamide. Group: Biochemicals. Alternative Names: L-Pyr-bNA. Grades: Highly Purified. CAS No. 22155-91-5. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid-b-naphthylamide 99+% (HPLC)
L-Pyroglutamic acid-b-naphthylamide 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. CAS No. 22155-91-5. Pack Sizes: 250mg, 1g, 5g, 25g. US Biological Life Sciences.
A substrate for pyroglutamate aminopeptidase. Used for colorimetric determination of pyrrolidonyl peptidase activity in bacteria. Group: Biochemicals. Alternative Names: (S)-N-(2-Naphthyl)-5-oxopyrrolidine-2-carboxamide. Grades: Highly Purified. Pack Sizes: 1g. US Biological Life Sciences.
L-Pyroglutamic acid pentachlorophenyl ester. Group: Biochemicals. Alternative Names: L-Pyr-OPcp. Grades: Highly Purified. CAS No. 28990-85-4. Pack Sizes: 500mg, 1g, 2g, 5g. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid pentachlorophenyl ester 99+%
L-Pyroglutamic acid pentachlorophenyl ester 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g. US Biological Life Sciences.
Worldwide
L-Pyroglutamic acid (Standard)
L-Pyroglutamic acid (Standard) is the analytical standard of L-Pyroglutamic acid. This product is intended for research and analytical applications. L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism. L-Pyroglutamic acid standard can be used as a biomarker for systemic lupus erythematosus (SLE) [1]. Uses: Scientific research. Group: Natural products. CAS No. 98-79-3. Pack Sizes: 25 mg; 50 mg; 100 mg; 250 mg. Product ID: HY-76082R.
L-Pyroglutamyl-L-alanine
L-Pyroglutamyl-L-alanine. Group: Biochemicals. Alternative Names: Pyr-L-Ala-OH. Grades: Highly Purified. CAS No. 21282-08-6. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. US Biological Life Sciences.
Worldwide
L-Pyroglutamyl-L-alanine 99+% (HPLC)
L-Pyroglutamyl-L-alanine 99+% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g. US Biological Life Sciences.
Worldwide
L-Pyroglutamyl-L-Alanine (Pyr-Ala-OH)
L-Pyroglutamyl-L-Alanine (Pyr-Ala-OH). Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S)-2-((S)-5-oxopyrrolidine-2-carboxamido)propanoic acid. CAS No. 21282-08-6. Molecular Formula: C8H12N2O4. Mole Weight: 200.19. Catalog: APB21282086.
L-Pyroglutamyl-L-histidyl-L-prolinamide
L-Pyroglutamyl-L-histidyl-L-prolinamide. Group: Biochemicals. Alternative Names: Protirelin; Thyrotropin-Releasing Hormone. Grades: Highly Purified. CAS No. 24305-27-9. Pack Sizes: 100mg, 250mg, 500mg, 1g, 2g. Molecular Formula: C16H22N6O4. US Biological Life Sciences.
Worldwide
L-Pyrohomoglutamic acid
L-Pyrohomoglutamic acid is an amino acid building block. L-Pyrohomoglutamic acid can be used to synthesize ligands for FK506-binding proteins (FKBPs) and histone deacetylase (HDAC) inhibitors [1] [2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 34622-39-4. Pack Sizes: 250 mg; 500 mg; 1 g; 5 g; 10 g; 25 g. Product ID: HY-W017542.
L-Pyrrolidonecarboxyl-L-Alanine
Intermediate for peptides. Synonyms: Pyr-Ala-OH; 5-oxo-L-prolyl-L-alanine. Grades: ≥ 99% (HPLC). CAS No. 21282-08-6. Molecular formula: C8H12N2O4. Mole weight: 200.2.
LQB-118
LQB-118 is an orally active pterocarpanquinone molecule with potential anticancer activity. LQB-118 may have potential therapeutic value for leukemia, being able to overcome multiple resistance mechanisms. Synonyms: LQB-118; LQB 118; LQB118. CAS No. 1219104-20-7. Molecular formula: C19H12O4. Mole weight: 304.30.
L-Quebrachitol
L-Quebrachitol. Group: Biochemicals. Grades: Highly Purified. CAS No. 642-38-6. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C7H14O6. US Biological Life Sciences.
Worldwide
L-Quebrachitol
100mg Pack Size. Group: Aroma Chemicals, Biochemicals, Building Blocks, Chiral Compounds. Formula: C7H14O6. CAS No. 642-38-6. Prepack ID 43189539-100mg. Molecular Weight 194.19. See USA prepack pricing.
L-Quebrachitol
1g Pack Size. Group: Aroma Chemicals, Biochemicals, Building Blocks, Chiral Compounds. Formula: C7H14O6. CAS No. 642-38-6. Prepack ID 43189539-1g. Molecular Weight 194.19. See USA prepack pricing.
L-Quebrachitol.
L-Quebrachitol. Group: Biochemicals. Grades: Plant Grade. CAS No. 642-38-6. Pack Sizes: 20mg. Molecular Formula: C7H14O6, Molecular Weight: 194.18. US Biological Life Sciences.
Worldwide
L-Quisqualic acid
L-Quisqualic acid is a glutamate receptor agonist acting at AMPA receptors and mGluR positively linked to phosphoinositide hydrolysis. L-Quisqualic acid was shown to induce a slow K(+)-current response in B6 neurons of Aplysia buccal ganglia. It exhibits neuroprotective property and may be beneficial for prostate cancer therapy. Synonyms: (L)-(+)-α-Amino-3,5-dioxo-1,2,4-oxadiazolidine-2-propanoic acid; (2S)-2-amino-3-(3,5-dioxo-1,2,4-oxadiazolidin-2-yl)propanoic acid. Grades: ≥99% by HPLC. CAS No. 52809-07-1. Molecular formula: C5H7N3O5. Mole weight: 189.13.
L-Quisqualic acid
L-Quisqualic acid. Group: Biochemicals. Grades: Purified. CAS No. 52809-07-1. Pack Sizes: 1mg, 10mg, 50mg. US Biological Life Sciences.
Worldwide
LQZ-7I
LQZ-7I is a survivin targeted inhibitor that can inhibit the growth of xenograft tumors and induce the loss of survivin in the tumor. Synonyms: N2,N3-Bis(4-Fluorophenyl)Quinoxaline-2,3-Diamine; N,N'-Bis(4-Fluorophenyl)Quinoxaline-2,3-Diamine. Grades: 98%. CAS No. 195822-23-2. Molecular formula: C20H14F2N4. Mole weight: 348.3.
LQZ-7I
LQZ-7I is a malarial protease PfSUB1 inhibitor. LQZ-7I showed significantly improved activity and is the focus of this work. LQZ-7 when given orally effectively inhibits xenograft tumor growth and induces survivin loss in tumors. The data obtained utilizing LQZ-7I in both in vitro and in vivo studies highlights its potential as a lead for further development, which may yield a potential cancer therapeutic by targeting the survivin protein directly. Group: Inhibitors. Alternative Names: LQZ-7I; LQZ 7I; LQZ7I. CAS No. 195822-23-2. Molecular formula: C20H14F2N4. Mole weight: 348.36. Appearance: Solid powder. Purity: >98%. IUPACName: 2,3-Quinoxalinediamine, N,N'-bis(4-fluorophenyl)-. Canonical SMILES: FC1=CC=C (NC2=NC3=CC=CC=C3N=C2NC4=CC=C (F)C=C4)C=C1. Catalog: ACM195822232.
L-R
L-R is a vanilloid TRPV1 (VR1) receptor antagonist peptide (IC50 ~ 0.1 μM). Synonyms: L-R4W2. Grades: >98%. CAS No. 206350-79-0. Molecular formula: C46H71N21O6. Mole weight: 1014.2.
L-R4W2
L-R4W2. Group: Biochemicals. Grades: Purified. CAS No. 206350-79-0. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
LRE1
LRE1 is an allosteric soluble adenylyl cyclase (sAC)-specific inhibitor (IC50 value ≤ 10μM) that prevents sAC-dependent processes in cellular and physiological systems via occupying the binding site of the physiological activator HCO3-. LRE1 also inhibits cAMP accumulation in 4-4 cells (IC50 value 11 μM). Synonyms: 6-Chloro-N4-cyclopropyl-N4-(2-thienylmethyl)-2,4-pyrimidinediamine; RU0204277; LRE1; RU 0204277; LRE 1; RU-0204277; LRE-1. Grades: 98%. CAS No. 1252362-53-0. Molecular formula: C12H13ClN4S. Mole weight: 280.78.
LRGILS-NH
LRGILS-NH is a control peptide for SLIGRL-NH2, a protease-activated receptor-2 (PAR2) agonist that facilitates gastrointestinal transit in vivo. Synonyms: L-leucyl-L-arginylglycyl-L-isoleucyl-L-leucyl-L-serinamide. Grades: ≥95% by HPLC. CAS No. 245329-01-5. Molecular formula: C29H56N10O7. Mole weight: 656.83.
LRGILS-NH2
LRGILS-NH2. Group: Biochemicals. Grades: Purified. CAS No. 245329-01-5. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
L-Rhamnal
L-rhamnonate dehydratase
This enzyme belongs to the family of lyases, specifically the hydro-lyases, which cleave carbon-oxygen bonds. This enzyme participates in fructose and mannose metabolism. Group: Enzymes. Synonyms: L-rhamnonate hydro-lyase. Enzyme Commission Number: EC 4.2.1.90. CAS No. 99533-47-8. 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-5074; L-rhamnonate dehydratase; EC 4.2.1.90; 99533-47-8; L-rhamnonate hydro-lyase. Cat No: EXWM-5074.
L-rhamnono-1,4-lactonase
This enzyme belongs to the family of hydrolases, specifically those acting on carboxylic ester bonds. The systematic name of this enzyme class is L-rhamnono-1,4-lactone lactonohydrolase. Other names in common use include L-rhamno-gamma-lactonase, L-rhamnono-gamma-lactonase, and L-rhamnonate dehydratase. This enzyme participates in fructose and mannose metabolism. Group: Enzymes. Synonyms: L-rhamno-γ-lactonase; L-rhamnono-γ-lactonase; L-rhamnonate dehydratase. Enzyme Commission Number: EC 3.1.1.65. 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-3493; L-rhamnono-1,4-lactonase; EC 3.1.1.65; L-rhamno-γ-lactonase; L-rhamnono-γ-lactonase; L-rhamnonate dehydratase. Cat No: EXWM-3493.
L-Rhamnopyranose monohydrate
L-Rhamnopyranose monohydrate is a carbohydrate commonly found in plants. It has been studied for its potential use in developing drugs to treat inflammation, cancer, and infectious diseases. Additionally, it has been used in the food and cosmetic industries as a sweetening agent and emulsifier. Synonyms: L-Rhamnose monohydrate; alpha-L-Rhamnose monohydrate; (2R,3R,4R,5R,6S)-6-methyloxane-2,3,4,5-tetrol; hydrate; (2R,3R,4R,5R,6S)-6-methyltetrahydro-2H-pyran-2,3,4,5-tetraol hydrate; MFCD00071591; alpha-L-Mannopyranose, 6-deoxy-, hydrate (1:1); Rhamnopyranose, monohydrate, alpha-L- (8CI); alpha-L-Mannopyranose, 6-deoxy-, monohydrate (9CI); alpha-L-Rhamnopyranose monohydrate; alpha-L-Rhamnose monohydrate; -L-Rhamnose monohydrate; L-Rhamnose monohydrate, 99%; L-Rhamnose monohydrate, >=99%; HY-N0642; s3887; AKOS015965149; CCG-266442; CS-8163; AC-20298; AC-34714; AS-35146; a-L-Mannopyranose, 6-deoxy-, monohydrate; a-L-Mannopyranose, 6-deoxy-,monohydrate (9CI); L-Rhamnose monohydrate, for microbiology, >=99.0%; (2R,3R,4R,5R,6S)-6-methyltetrahydro-2H-pyran-2,3,4,5-tetraolhydrate. CAS No. 6155-35-7. Molecular formula: C6H14O6. Mole weight: 182.172.
L-rhamnose 1-dehydrogenase
This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH-OH group of donor with NAD+ or NADP+ as acceptor. The systematic name of this enzyme class is L-rhamnofuranose:NAD+ 1-oxidoreductase. This enzyme participates in fructose and mannose metabolism. Group: Enzymes. Enzyme Commission Number: EC 1.1.1.173. CAS No. 52227-67-5. 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-0076; L-rhamnose 1-dehydrogenase; EC 1.1.1.173; 52227-67-5. Cat No: EXWM-0076.