Description

4-Hydroxybenzoic Acid-Ring-Ul-14C is a carbon-14 radiolabeled derivative of 4-hydroxybenzoic acid, a key phenolic acid. This isotopically labeled compound is essential for conducting precise metabolic, pharmacokinetic, and environmental fate studies, providing critical data on compound absorption, distribution, metabolism, and excretion (ADME). It is primarily utilized by research scientists and product development teams in the pharmaceutical, agrochemical, and life science sectors for advanced tracer applications.

Application

• ADME (Absorption, Distribution, Metabolism, Excretion) Studies in pharmaceutical research and development.
• Metabolic Pathway Tracing to elucidate biochemical mechanisms in biological systems.
• Environmental Fate Studies for agrochemicals and industrial chemicals to track degradation and persistence.
• Quantitative Bioanalysis as an internal standard in Liquid Chromatography-Mass Spectrometry (LC-MS) methods.
• Biochemical Research investigating the role of phenolic acids in plant and microbial metabolism.
• Radiochemical Synthesis as a labeled building block for creating more complex C-14 labeled molecules.

Basic Information

Product Name	4-Hydroxybenzoic Acid-Ring-Ul-14C
CAS No.	104874-26-2
Molecular Formula	C7H6O3 (Ring-Ul-14C)
Molecular Weight	~138.12 g/mol (exact mass depends on 14C enrichment)
Synonyms	p-Hydroxybenzoic Acid-UL-ring-14C; 4-Carboxyphenol-UL-ring-14C; Benzoic acid, 4-hydroxy-UL-ring-14C; PHBA-14C; [Ring-U-14C]-4-Hydroxybenzoic Acid; Uniformly Labeled Ring-14C 4-Hydroxybenzoic Acid; Paraben Metabolite-14C
EINECS	Contact for details

Quality Control

Every batch of 4-Hydroxybenzoic Acid-Ring-Ul-14C is manufactured and analyzed under strict quality systems. The product undergoes rigorous testing to ensure high radiochemical purity and chemical purity, with specifications typically verified by HPLC with radiometric detection. A comprehensive Certificate of Analysis (COA), detailing specific activity, purity, and solvent composition, is provided with each shipment to ensure traceability and compliance with research protocols.

Storage

Preserve in a tightly closed container, protected from light. Store at recommended temperatures (typically 2-8°C or as specified on the label) to maintain stability. This material is hygroscopic (moisture-sensitive); ensure containers are sealed properly after use to prevent absorption of moisture. Store in accordance with all local and national regulations for radioactive materials.

Specification

Item	Specification
Appearance	White to Off-White Solid or Solution
Identification (HPLC, MS)	Conforms to Reference Standard
Assay (Radiochemical Purity)	≥ 95% (by Radio-HPLC)
Chemical Purity (HPLC)	≥ 98%
Specific Activity	Customizable (mCi/mmol range)
Solvent (if supplied as solution)	Specified on COA (e.g., Ethanol, Water)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.