Flmodafinil (CRL-40,940)

Flmodafinil (CRL-40,940)

Flmodafinil, documented in neuropharmacology literature as CRL-40,940 (and colloquially termed Lauflumide), is a synthetic, bis-fluorinated eugeroic compound structurally related to modafinil. It is characterized by the integration of twin para-fluorine atom substitutions positioned on its core benzhydryl ring matrix, linked directly to a terminal sulfinylacetamide chain. Within translational neuroscience and behavioral modeling, flmodafinil serves as a high-affinity chemical tool for investigating the mechanics of central alertness, sleep-wake architecture, and targeted monoaminergic reuptake inhibition. The strategic halocarbon modifications alter the compound’s electron density distribution, which researchers study for its impact on metabolic persistence and central nervous system (CNS) partition coefficients compared to unhalogenated parent molecules.

Structural Attributes to Note: The analytical diagram above highlights the specific bis(4-fluorophenyl)methylsulfinyl architecture that defines Flmodafinil. The central sulfoxide center ($text{-S=O}$) acts as a chiral axis, flanked by a primary acetamide segment and a di-fluorinated benzhydryl backbone. The robust carbon-fluorine bonds are heavily evaluated in biochemical stability assays to observe how electronic shifts affect resistance against traditional hepatic amide-cleavage and oxidative degradation pathways.

Technical Specifications

Research Applications & Mechanism of Interest

The utility of flmodafinil within modern behavioral models and cell-free matrices focuses on its capacity to safely upregulate extracellular signaling vectors without inducing peripheral sympathomimetic cascades.

Primary fields of in vitro and preclinical laboratory investigation include:

• Dopamine Transporter (DAT) Affinity Kinetics: Measuring competitive binding assays at the dopamine transporter site. Investigators use flmodafinil to study the slowing of monoamine reuptake, resulting in prolonged synaptic presence of endogenous dopamine.
• Vigilance & Locomotor Baseline Architecture: Utilizing real-time polysomnographic and actigraphy tracking in rodent cohorts to chart modifications in deep non-REM/REM sleep intervals and baseline target attention metrics.
• Orexinergic Coordination Interception: Investigating downstream cross-regulation pathways within the lateral hypothalamus to observe how DAT-mediated signaling correlates with the release profiles of orexin-A and orexin-B peptides.
• Comparative Isomeric Structure-Activity Relationships (SAR): Serving as a vital comparative standard alongside modafinil, armodafinil, and adrafinil to map how localized halogen substitution patterns steer receptor selectivity profiles.

Storage & Handling Guidelines

To preserve structural uniformity, eliminate moisture integration risks, and secure analytical precision:

• Thermal Management: Keep the dry bulk powder stored consistently at room temperature (15–25°C). For absolute multi-year conservation, reference stocks may be securely archived at -20°C.
• Atmospheric Safeguards: Flmodafinil has low to moderate hygroscopic parameters. Ensure container caps are tightly, hermetically sealed after every use to prevent exposure to ambient humidity or atmospheric oxygen ingress.
• Photolytic Protections: Protect from direct light and ultraviolet (UV) radiation by utilizing original opaque containers or amber glass laboratory vessels.
• Analytical Auditing Standards: Every batch is subjected to a strict dual-method verification protocol combining High-Performance Liquid Chromatography (HPLC) and CHN elemental analysis to independently confirm structural identity, mass distribution, and target purity boundaries of ≥98.0%.

Research Use Only Disclaimer: This product is developed, synthesized, and distributed strictly as a Research Use Only (RUO) laboratory reference chemical intended exclusively for non-clinical analytical and scientific investigation. It is not an FDA-approved drug formulation, active pharmaceutical ingredient, or dietary supplement, and is strictly prohibited for human or veterinary consumption. Kimera Chems supplies these high-purity compounds solely to accredited institutional laboratories and certified scientific investigators.