Description

n-Hexyl 4-Hydroxybenzoate-2,3,5,6-D4 is a deuterium-labeled analog of n-hexyl paraben, a compound widely used as a preservative and antimicrobial agent. This stable isotope-labeled version is essential for advanced analytical applications, providing an internal standard for precise quantification and metabolic studies via mass spectrometry. It is a critical tool for researchers and quality control laboratories in the pharmaceutical, cosmetic, and food industries who require high-accuracy trace analysis and method development.

Application

• Internal Standard for LC-MS/MS: Serves as a critical deuterated internal standard for the accurate quantification of n-hexyl paraben and related parabens in complex matrices.
• Pharmaceutical Research: Used in pharmacokinetic, metabolic stability, and drug metabolism studies to track the fate of paraben compounds.
• Cosmetic & Personal Care Analysis: Enables precise measurement of paraben preservative levels in creams, lotions, and other formulations for regulatory compliance and safety assessments.
• Food Safety Testing: Facilitates the detection and quantification of synthetic preservatives in food and beverage products.
• Environmental Monitoring: Applied in analytical methods to trace paraben contamination in water and soil samples.
• Method Development & Validation: A key reagent for developing and validating robust, sensitive analytical methods in regulatory and research settings.

Basic Information

Product Name	n-Hexyl 4-Hydroxybenzoate-2,3,5,6-D4
CAS No.	2241800-08-6
Molecular Formula	C13H14D4O3
Molecular Weight	222.30 g/mol (approx.)
Synonyms	Hexyl Paraben-d4; n-Hexyl Paraben-d4; 4-Hydroxybenzoic Acid Hexyl Ester-2,3,5,6-d4; Paraben D4 Hexyl Ester; Deuterated Hexyl Paraben; Hexyl 4-Hydroxybenzoate-d4; Benzoic acid, 4-hydroxy-, hexyl ester-2,3,5,6-d4
EINECS	Contact for details

Quality Control

Every batch of n-Hexyl 4-Hydroxybenzoate-2,3,5,6-D4 is manufactured and tested to meet the stringent requirements for isotopic purity and chemical integrity demanded by analytical applications. Our products undergo rigorous quality testing, including NMR and mass spectrometry, to ensure compliance with industry standards. Certificates of Analysis (COA) detailing isotopic enrichment, chemical purity, and analytical results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (D-content)	≥ 98 atom % D
Chemical Purity (Assay)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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