Description

Monooctyl Phthalate-D4 is a deuterium-labeled isotopologue of monooctyl phthalate, a key intermediate and metabolite in phthalate chemistry. This compound is essential for use as an internal standard in advanced analytical techniques, providing unmatched accuracy for quantitative analysis and metabolic studies. It is critically needed by research institutions, analytical laboratories, and chemical manufacturers specializing in polymer additives, environmental testing, and toxicology.

Application

• Internal Standard for GC-MS and LC-MS analysis of phthalate esters and their metabolites.
• Tracer compound in environmental fate and biodegradation studies of plasticizers.
• Reference material for pharmacokinetic and metabolic research in toxicology.
• Critical reagent in the synthesis and quality control of deuterated polymers and specialty chemicals.
• Calibration standard for regulatory testing to ensure compliance with environmental and safety standards.
• Use in method development and validation within analytical chemistry laboratories.

Basic Information

Product Name	Monooctyl Phthalate-D4
CAS No.	1398065-74-1
Molecular Formula	C16H18D4O4
Molecular Weight	278.35 g/mol
Synonyms	Mono-n-octyl phthalate-d4; 2-(Carboxy-d)benzoic acid octyl ester-d3; Phthalic Acid Mono-n-octyl Ester-d4; Mono(2-ethylhexyl) phthalate-d4 (related isomer); MEHP-d4 (common abbreviation); Deuterated Mono-octyl Phthalate; Isotopic Labeled MOP; 1-Mono-octyl phthalate-d4
EINECS	Contact for details

Quality Control

Our Monooctyl Phthalate-D4 is produced under strict quality management systems to ensure high isotopic purity and chemical integrity. Each batch is characterized by NMR and mass spectrometry to confirm deuterium incorporation and absence of protiated impurities. Certificates of Analysis (COA) detailing purity, isotopic enrichment, and analytical results are provided with every shipment to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is compatible with strong acids and organic solvents but should be stored separately from strong bases and oxidizing agents to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (D-content)	≥ 98 atom % D
Chemical Purity (GC)	≥ 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.