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Organic compounds that contain a carbon atom bonded to a halogen atom, and an oxygen atom via a double bond; commonly derived from an oxoacid by replacing a hydroxyl group with a halogen atom.
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Umeclidinium bromide (CAS 869113-09-7) is a potent and long-acting antagonist of muscarinic acetylcholine receptors (mAChRs) displaying high affinity for subtypes M1 M5 with Ki values of 0 16 nM 0 15 nM 0 06 nM 0 05 nM and 0 13 nM respectively It selectively targets mAChRs without observable activity at unrelated receptors or channels such as / opioid receptors sodium channels or dopamine transporters In cell-based assays using CHO cells expressing recombinant human mAChRs umeclidinium inhibits acetylcholine-induced calcium flux with pA2 values between 9 6 and 10 6 for M1 M3 receptors In murine models it reverses acetylcholine-driven bronchoconstriction Umeclidinium bromide is broadly applied in research focused on pulmonary disease mechanisms and drug development
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N-Octanoyl-L-homoserine lactone (C8-HSL) is a high-purity analytical standard used as a reference compound in quorum-sensing research and for analytical method development. Supplied as a stable solid, it is intended for assay calibration, method validation, and biochemical experiments that require a defined homoserine lactone standard.
High purity for reliable analytical results
Molecular formula C12H21NO3 and molecular weight 227.30 g·mol⁻1
Provided as a solid in a brown glass vial for improved stability
Suitable for assay calibration, method validation, and research applications
Store at -20°C and protect from light and moisture
Includes batch-specific certificate of analysis for traceability
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Rocuronium Bromide (ORG 9426 Bromide) is an aminosteroid non-depolarizing neuromuscular blocker or muscle relaxant. It is used in modern anesthesia to facilitate endotracheal intubation and to provide skeletal muscle relaxation during surgery or mechanical ventilation.
Facilitates endotracheal intubation
Provides skeletal muscle relaxation during surgery
Used in modern anesthesia
Readily reversible with conventional cholinesterase-inhibiting drugs
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Also available in 2 mg 5 mg 10 mg 25 mg 100 mg 1 mL 10 mM (in DMSO) and bulk. Please contact Fisher for quotes. Demecarium bromide (BC-48) is a potent cholinesterase inhibitorand is treatment glaucoma agent. purity: 98%
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N-3-Oxo-octanoyl-L-homoserine lactone is a quorum-sensing signal and an Agrobacterium autoinducer, intended for research use only.
Exerts strong inhibitory effect on pathogen proliferation in leaves after pretreatment (10 μM; for 2 days).
Increases activities of defense-related enzymes including peroxidase, catalase, phenylalanine ammonialyase, and superoxide dismutase in treated plants.
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(S S)-O O -Di-p-toluoyltartaric acid is a biochemical reagent that can be used as a biological material or organic compound for life science related research
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