MedChem Express

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MedChemExpress has an experienced team of custom synthesis chemists, led by an impressive group of Ph.D.'s. With this team, we have the capability of supporting all kinds of chemistry projects of multiple step syntheses of complex labeled molecules, including metabolites and steroids. Following scientific and technological innovation, challenging traditional thinking, MedChemExpress has always been committed to develop quality products that exceed international standards on cost and reliability, to create the most advanced synthetic route. With high experiences in preparing a large numbers of different biologically active molecules, we provide rapid synthesis of new products. That is why we can consistently deliver your custom synthesis compounds faster than any other company.

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α2-3,6 Neuraminidase, Bifidobacterium infantis | MedChemExpress (MCE) 100 U  | ≥98.00%

MedChem Express

α2-3,6 Neuraminidase (EC 3.2.1.18) is a highly specific exoglycosidase that catalyzes the hydrolysis of non-reducing terminal α2-3 and α2-6 unbranched sialic acid residues from complex carbohydrates and glycoproteins. This enzyme does not exhibit activity on α2-8 or branched sialic acids[1].

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α2-3,6 Neuraminidase, Bifidobacterium infantis | MedChemExpress (MCE) 1 KU  | ≥98.00%

MedChem Express

α2-3,6 Neuraminidase (EC 3.2.1.18) is a highly specific exoglycosidase that catalyzes the hydrolysis of non-reducing terminal α2-3 and α2-6 unbranched sialic acid residues from complex carbohydrates and glycoproteins. This enzyme does not exhibit activity on α2-8 or branched sialic acids[1].

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α2-3,6 Neuraminidase, Bifidobacterium infantis | MedChemExpress (MCE) 10 KU  | ≥98.00%

MedChem Express

α2-3,6 Neuraminidase (EC 3.2.1.18) is a highly specific exoglycosidase that catalyzes the hydrolysis of non-reducing terminal α2-3 and α2-6 unbranched sialic acid residues from complex carbohydrates and glycoproteins. This enzyme does not exhibit activity on α2-8 or branched sialic acids[1].

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α2,3-Sialyltransferase, Pasteurella multocida (P-1059) | MedChemExpress (MCE) 100U  | ≥98.00%

MedChem Express

alpha-2,3-Sialyltransferase (PmST1) (EC 2.4.99.4), a sialyltransferase, can be isolated from Pasteurella multocida. alpha-2,3-Sialyltransferase (PmST1) can be converted into regioselective α2-6-sialyltransferase by saturation mutagenesis and regioselective screening[1].

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αA-Conotoxin OIVA | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

αA-Conotoxin OIVA (αA-OIVA) is a selective nAChR antagonist with an IC50 of 56 nM against mammalian fetal muscle nAChR. αA-Conotoxin OIVA is a peptide that can be derived from conotoxin. αA-Conotoxin OIVA paralyzes muscles[1][2].

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αA-Conotoxin PIVA | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

αA-Conotoxin PIVA is a selective mouse musclenAChR inhibitor with IC50 for adult and fetal mouse musclenAChR sub> values are 2.3 nM and 22 nM respectively. αA-Conotoxin PIVA can be used in the study of neurological diseases.

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αC-Conotoxin PrXA | MedChemExpress (MCE) 1 mg  | 98.44%

MedChem Express

αC-Conotoxin PrXA is a paralytic peptide neurotoxin and a competitive nAChR antagonist, with IC50s of 1.8 nM (α1β1εδ, adult) and 3.0 nM (α1β1γδ, fetal), respectively. αC-Conotoxin PrXA competes with α-bungarotoxin at the α/δ and α/γ subunit interfaces of the nAChR, shows high specificity against neuromuscular nAChR[1].

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αC-Conotoxin PrXA | MedChemExpress (MCE) 5 mg  | 98.44%

MedChem Express

αC-Conotoxin PrXA is a paralytic peptide neurotoxin and a competitive nAChR antagonist, with IC50s of 1.8 nM (α1β1εδ, adult) and 3.0 nM (α1β1γδ, fetal), respectively. αC-Conotoxin PrXA competes with α-bungarotoxin at the α/δ and α/γ subunit interfaces of the nAChR, shows high specificity against neuromuscular nAChR[1].

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αC-Conotoxin PrXA | MedChemExpress (MCE) 10 mg  | 98.44%

MedChem Express

αC-Conotoxin PrXA is a paralytic peptide neurotoxin and a competitive nAChR antagonist, with IC50s of 1.8 nM (α1β1εδ, adult) and 3.0 nM (α1β1γδ, fetal), respectively. αC-Conotoxin PrXA competes with α-bungarotoxin at the α/δ and α/γ subunit interfaces of the nAChR, shows high specificity against neuromuscular nAChR[1].

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αvβ1 integrin-IN-2 | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

αvβ1 integrin-IN-2 (compound 32) is a potent inhibitor of integrins ανβ1 and α5β1 with IC50s of 0.9 nM,and 33 nM,respectively. αvβ1 integrin-IN-2 also inhibits other integrins with ,,IC50s of 380 nM (ανβ3),280 nM (ανβ5),230 nM (ανβ6),87 nM (ανβ8),respectively,in SPRA assay[1].

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β Amyloid (1-16) rat | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

β-Amyloid (1-16) rat is a β-amyloid peptide (Abeta), a metal-binding domain fragment of amyloid. Three amino acid substitutions in β-Amyloid (1-16) rat that differ from humans render rats and mice less susceptible to AD-like neurodegeneration[1].

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β Amyloid(17-28) human | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

β Amyloid(17-28) human is a β-amyloid peptide (Abeta), a lipid-induced amyloid core fragment. β Amyloid(17-28) human enhances aggregation of full-length β Amyloid40, producing toxic aggregates in Alzheimer’s disease (AD)[1].

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β Amyloid(28-35) human | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

β Amyloid(28-35) human is a β-amyloid peptide (Abeta), a lipid-induced amyloid core fragment. β Amyloid oligomers are neurotoxic, and β Amyloid(28-35) human can interact with neuronal membranes, regulate secondary structure and neurotoxicity, and cause Alzheimer’s disease. β Amyloid(28-35) human has anisotropic effects on the acidic phospholipid DPH, resulting in enhanced internal fluidity of lipid membrane […]

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β-1,3-1,4-Glucanase | MedChemExpress (MCE) 1 mg  | ≥98.00%

MedChem Express

β-1,3-1,4-Glucanase catalyzes the hydrolysis ofβ-glucan into low molecular weight glucose polymers, thus reducing the hydrophilicity and viscosity of chyme and eliminating the anti-nutritional negative effect. β-1,3-1,4-glucanase can improve feed intake, enhance animal production, regulate cecal microbiota and increase feed conversion ratio[1].

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β-1,4-Galactosyltransferase, neisseria meningitides | MedChemExpress (MCE) 5 U  | ≥98.00%

MedChem Express

beta-1,4-Galactosyltransferase (LgtB) (EC 2.4.1.90) (B4GALT1 (LgtB)) is often used in biochemical studies. beta-1,4-Galactosyltransferase (LgtB) catalyzes the reaction involving UDP-galactose and N-acetylglucosamine for the production of galactose beta-1,4-N-acetylglucosamine[1].

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