Bitiron T4 Levothyroxine

Bitiron T4 LevothyroxineThis analytical-grade product functions as an authoritative generic reference standard for laboratories conducting comparative structural characterization, high-throughput metabolic screening, or mass spectrometry calibration. Consisting of a fixed-dose ratio of synthetic thyroid hormones—Levothyroxine (T4) and Liothyronine (T3)—this blend provides research institutions with a standardized chemical baseline optimized for investigating endocrine signaling pathways in vitro. Formulated to a stringent individual purity threshold of $\ge$98%, this baseline chemical combination minimizes analytical background noise and ensures absolute data precision across multiple experimental replicates. For research use only. Not for human or veterinary use. Not for clinical, diagnostic, or consumptive applications.

Chemical Identity & Constituent Breakdown

This reference material incorporates two distinct synthetic iodinated tyrosine derivatives in a precise molecular configuration. It is formally classified as a combination hormone standard under the following accurate corporate and structural identifiers:

Component A: Levothyroxine Sodium (T4)

• Formal IUPAC Name: sodium;2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoate

• CAS Number: 55-03-8

• Molecular Formula: C15​H10​I4​NNaO4​

• Molecular Weight: 798.85 g/mol

Component B: Liothyronine Sodium (T3)

• Formal IUPAC Name: sodium;2-amino-3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoate

• CAS Number: 55-06-1

• Molecular Formula: C15​H11​I3​NNaO4​

• Molecular Weight: 672.96 g/mol

• Product Classification: Iodinated Tyrosine Derivatives, Exogenous Hormone Reference Standards, Analytical Reagents

Chemical & Physical Characteristics

In its pure form, this generic combination presents as a uniform, crystalline powder compact. The chemical architecture balances the highly lipophilic properties of tetraiodothyronine (T4) alongside the slightly more polar structural matrix of triiodothyronine (T3). Due to the presence of sodium salt linkages, this compound exhibits high solubility characteristics in basic alcoholic matrices, moderate solubility in dimethyl sulfoxide (DMSO), and limited solubility in pure water or neutral aqueous buffers without a specialized organic cosolvent. The solid-state matrix exhibits exceptional thermodynamic stability under managed laboratory configurations when meticulously shielded from ultraviolet light and ambient humidity.

Purity & Analytical Verification

Every production batch of this generic T4/T3 combination reagent undergoes rigorous quality control testing to confirm that both active constituents satisfy an independent chemical purity threshold of $\ge$98%. Quantitative component profiling and overall lot homogeneity are certified using state-of-the-art laboratory infrastructure, primarily High-Performance Liquid Chromatography (HPLC) coupled with Ultraviolet detection (HPLC-UV) and Liquid Chromatography-Mass Spectrometry (LC-MS). The precise molecular configurations and iodination positions are regularly validated via Nuclear Magnetic Resonance (NMR) spectroscopy. Individual Certificates of Analysis (COA) are generated for each batch to ensure total data compliance.

Quality Control & Batch Integrity

To assist research agencies maintaining multi-phase verification standards, this reagent is synthesized under strict lot-controlled conditions. Each distributed unit is stamped with a unique batch number, supporting complete backward traceability to the initial raw chemical precursors, synthesis logs, and isolation steps. Strict operational protocols prevent cross-contamination between product lines, ensuring that the crystalline composition remains uniform and free of heavy metals or residual synthesis solvents. This level of batch integrity satisfies the stringent validation demands of academic institutions, independent testing facilities, and international compliance reviews.

Safety, Handling & Laboratory Precautions

As an active, highly potent iodinated tyrosine combination reagent, this compound must be managed with extreme care and handled exclusively by qualified technical staff. Standard chemical laboratory safety regulations must be strictly enforced. Personnel are required to wear complete personal protective equipment (PPE), including chemical-resistant nitrile gloves, certified dust-filtering masks, splash-proof safety goggles, and a protective laboratory coat. All sample preparation and mass measurements should be performed within a functioning fume hood or containment enclosure to minimize static airborne dust inhalation or direct dermal contact. This document serves as a high-level overview and does not replace a comprehensive Material Safety Data Sheet (MSDS/SDS).

Packaging, Labeling & Storage

The compound is packaged in professional, research-grade containers, such as light-resistant amber glass vials or heavy-duty foil pouches equipped with a tamper-resistant, moisture-impermeable seal. This protective barrier shields the sensitive ether bonds and iodine atoms from light-catalyzed cleavage or atmospheric hydration. The outer label complies with international chemical commerce and shipping standards, clearly displaying the product names, CAS numbers, lot code, verified purity ratios, and mandatory handling restrictions. To ensure maximum chemical longevity, store the container tightly closed in a cool, dry, and dark repository maintained strictly between 2°C and 8°C.

Intended Research Use & Market Positioning

This product is positioned strictly within the global chemical supply chain as an in vitro reference standard and analytical reagent. Its primary target markets include neurochemical and endocrine R&D facilities, forensic screening laboratories, university chemistry departments, and industrial research institutions conducting comparative structural activity relationship (SAR) studies. Due to its refined generic formulation, it is optimized for high-performance liquid chromatography injection, calibration curves, and standard qualitative assays. It is entirely unauthorized and unsuited for any clinical trial, veterinary experiment, or live animal modeling.

Ordering, Availability & Fulfillment

We maintain consistent inventory configurations of this generic thyroid reagent to ensure an uninterrupted material pipeline for commercial and academic laboratories. All transactions are securely handled through a WooCommerce infrastructure optimized to satisfy the compliance mandates of primary payment gateways and international customs frameworks. To maintain transport safety and institutional privacy, orders are packed in robust, unbranded, and completely neutral transit materials. Shipments are dispatched with full tracked delivery options, allowing real-time monitoring from our secure facility to your laboratory destination.

Legal & Regulatory Disclaimer

For research use only. Not for human or veterinary use. Not for clinical, diagnostic, or consumptive applications. This product is a generic compound sold exclusively for in vitro laboratory experimentation and scientific validation. The purchasing entity assumes full and exclusive responsibility for verifying the specific legal status and scheduling of CAS 55-03-8 and CAS 55-06-1 within their regional, national, or local jurisdiction before initiating a transaction. The vendor disclaims any and all liability for regulatory infractions, legal consequences, or adverse events resulting from unauthorized handling or use.