Carbonyl compounds
Medchemexpress LLC Ascorbate oxidase, Cucurbit sp. | 9029-44-1 | ≥100 U/mg solid | 500 U
Ascorbate oxidase, Cucurbit sp., also known as vitamin C oxidase, is a REDOX enzyme involved in the regulation of the extracellular matrix. It catalyzes the reaction of ascorbic acid and oxygen to produce dehydroascorbic acid.
- REDOX enzyme involved in the regulation of extracellular matrix.
- Catalyzes the reaction of ascorbic acid and oxygen to produce dehydroascorbic acid.
- For research use only.
- Available in 100 U, 500 U, and 1000 U quantities.
- Purity (Enzyme Activity) is ≥100 U/mg solid.
Medchemexpress LLC (R)-Propranolol hydrochloride | 13071-11-9 | 99.3% | C16H22ClNO2 | 1 ML
(R)-Propranolol hydrochloride is a less active enantiomer of propranolol, functioning as a nonselective β-adrenergic receptor (βAR) antagonist. Propranolol demonstrates high affinity for both β1AR and β2AR, with Ki values of 1.8 nM and 0.8 nM, respectively.
- Less active enantiomer of propranolol
- Nonselective β-adrenergic receptor (βAR) antagonist
- High affinity for β1AR and β2AR
- Prevents adrenaline-induced cardiac arrhythmias
- Reverses ventricular tachycardia caused by ouabain
- Purity 99.32%
Sigma Aldrich Fine Chemicals Biosciences Sodum ascorbate Unted St200mg
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.for further information and support please go to the website of the issuing Pharmacopoeia.
Medchemexpress LLC (S)-(-)-Propranolol hydrochloride | 4199-10-4 | 100.0% | 10 MM 1 ML
(S)-(-)-Propranolol hydrochloride is a chiral antihypertensive agent with approximately 100-fold higher potency than its R-enantiomer. It is used for studies on hypertension, angina pectoris, and arrhythmia. It appears as a white to off-white solid.
- Chiral antihypertensive agent
- Approximately 100-fold higher potency than its R-enantiomer
- Can be used for studies on hypertension, angina pectoris, and arrhythmia
- Exhibits enantiospecific SERS spectral features and peak intensity ratios when analyzed using an NPGB/EC-SERS platform, enabling label-free chiral differentiation
- For research use only
Medchemexpress LLC IRL-1620 | 142569-99-1 | 99.7% | 1820.95 | 1 MG
IRL-1620 is a potent and selective endothelin receptor type B (ETB) agonist. It is the most potent and specific ligand for the ETB receptor, with a Ki of 16 pM, showing 60 times more selectivity for the ETB receptor than ET-3. This compound is for research use only.
- Induces contractions of the guinea pig trachea
- Increases cytosolic Ca2+ in the vascular endothelium
- Relaxes norepinephrine-stimulated tone in rat aorta
- Improves acquisition and retention in the water maze task
- Enhances angiogenic and neurogenic remodeling
- Reduces cognitive impairment induced by Aβ in rats
- Enhances the number of blood vessels labeled with VEGF
![Medchemexpress LLC Anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone, 2,9-bis(4-ethoxyphenyl)- | 24108-89-2 | 98.01% | 5 G](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000411074-logo.png-250.jpg){kind=logo}
Medchemexpress LLC Anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone, 2,9-bis(4-ethoxyphenyl)- | 24108-89-2 | 98.01% | 5 G
C.I. Pigment red 123 is a significant colorant used to add or change the color of various items. It remains chemically stable and largely unaffected by the carrier or medium it is incorporated into. This pigment finds wide application across numerous industries due to its versatility and stability.
- Used as a colorant in diverse applications
- Chemically stable and largely unaffected by carrier medium
- Suitable for use in textiles, medicine, food, cosmetics, plastics, paint, ink, photography, and paper industries
- For research use only
Medchemexpress LLC Sulfalene-13C6 | 99.0% | C513C6H12N4O3S | 5 MG
Sulfalene-13C6 is a 13C6 labeled form of Sulfalene, which is known as an antimalarial agent and a long-acting sulfonamide antibacterial. This compound is suitable for various laboratory applications and the manufacture of substances.
- Used as a tracer
- Functions as an internal standard for quantitative analysis
- Suitable for NMR, GC-MS, or LC-MS applications
- Identified for use as a laboratory chemical
- Applicable in the manufacture of substances
Medchemexpress LLC 6PPD-Q-13C6 (6PPD-quinone-13C6) | 2754428-18-5 | C1213C6H22N2O2 | 100 UG
6PPD-quinone-13C6 is a 13C labeled compound, serving as both a tracer and an internal standard for quantitative analysis. It is utilized across various spectroscopic techniques, including Nuclear Magnetic Resonance (NMR), Gas Chromatography-Mass Spectrometry (GC-MS), and Liquid Chromatography-Mass Spectrometry (LC-MS).
- 13C labeled compound
- Functions as a tracer
- Serves as an internal standard for quantitative analysis
- Compatible with NMR, GC-MS, and LC-MS
Medchemexpress LLC IRL-1620 | 142569-99-1 | 99.7% | 1820.95 | 5 MG
IRL-1620 is a potent and selective endothelin receptor type B (ETB) agonist (Ki of 16 pM). It is a solid, white to off-white compound (MW 1820.95, C86H117N17O27) intended for research use only. Solutions are unstable, so fresh preparation is recommended.
- Potent and specific ligand for the ETB receptor, with a KiETA/KiETB ratio of 120,000 and 60 times more selective than ET-3.
- In vitro activity: Induces guinea pig trachea contractions and increases cytosolic Ca2+ in vascular endothelium.
- In vivo activity: Improves learning and memory, enhances angiogenic and neurogenic remodeling, and reduces cognitive impairment.
- Storage: Powder stable for 2 years at -80°C or 1 year at -20°C. Ship at room temperature, store sealed away from moisture.
Alkali Scientific (+) Sodium L Ascorbate Crystalline, 1 Kg
(+) Sodium L-Ascorbate Crystalline is the crystalline form of vitamin C, used as a reagent in biochemical assays, research, and product formulations. Sodium L-ascorbate serves as a stable, water-soluble form of vitamin C that is widely used in biological and chemical research. This 1kg reagent is particularly valuable for experiments requiring the antioxidant properties of vitamin C while maintaining a stable, soluble form. It is commonly used in cell culture, antioxidant studies, and as a reducing agent in various biochemical processes. Additionally, Sodium L-Ascorbate is essential for the production of collagen and is involved in metabolic processes critical to human health.
Medchemexpress LLC Propranolol glycol | 36112-95-5 | MFCD00673941 | 99.3% | 218.25 | C13H14O3 | 10 MG
Propranolol glycol is an endogenous metabolite provided as a high-purity analytical reference for laboratory research. Supplied with supporting documentation, it is intended for use as a reference standard in analytical methods development, compound identification, and biological studies.
- High purity (99.3%).
- Supplied as an analytical reference standard for research use.
- Provided with certificate of analysis (COA), safety data sheet (SDS), and datasheet.
- Available in small mg package sizes suitable for analytical workflows.
- Suitable for analytical method development and biochemical studies.
Medchemexpress LLC Octadecanal | 638-66-4 | 268.48 | 5 G
Octadecanal (Stearyl aldehyde) is a long-chain aldehyde component found in the phospholipid fractions of thigh and breast muscles of broiler chickens.
- White to off-white solid
- Store at -20°C under nitrogen
- In solvent, store at -80°C for 6 months or -20°C for 1 month under nitrogen
- Classified as ketones, aldehydes, and acids
- Derived from endogenous metabolite
Medchemexpress LLC Antitumor agent-127 | 3034861-58-7 | 99.09% | 1670.92 | 5 MG
Antitumor agent-127 (compound 1) is a parent macrocyclic peptide that displays nanomolar cell-based binding to ROR1 and relatively good internalization in 786-O and MDA-MB-231 tumor cell lines. It does not induce apoptosis in Mia PaCa-2 cells, a model pancreatic tumor cell line with low cell surface expression of ROR1.
- Displays nanomolar cell-based binding to ROR1.
- Demonstrates good internalization in 786-O and MDA-MB-231 tumor cell lines.
- Does not induce apoptosis in Mia PaCa-2 cells.
Medchemexpress LLC Isovaleryl-CoA | 6244-91-3 | 851.65 | 5 MG
Isovaleryl-CoA is an intermediate metabolite in the catabolic pathway of leucine. It serves as the starting unit for some secondary metabolites and iso-odd fatty acids in several bacteria.
Medchemexpress LLC 5-chloro-2-(2,4-dichlorophenoxy-1,2,3,4,5,6-13C6)phenol | 2726926-25-4 | MFCD00800992 | 99.5% | 295.56 g/mol | C613C6H7Cl3O2 | 1 MG
Triclosan-13C6 is a six-13C isotopically labeled triclosan supplied as an analytical standard for use as an internal standard in mass spectrometry and isotope-dilution workflows. It is high-purity, intended for analytical applications, and has defined storage recommendations for stability.
- 13C6-labeled compound suitable for use as an internal standard.
- High HPLC purity (99.51% as reported by Certificate of Analysis).
- Provided in a 1 mg quantity appropriate for analytical workflows.
- Storage recommendations included for neat material and solutions to preserve stability.
- Isotopic labeling facilitates accurate quantitation in mass spectrometry assays.