Description

7-Methyl-1-Octanol Phthalate-D4 is a deuterated internal standard of high analytical importance. This isotopically labeled compound is essential for achieving precise and accurate quantification in advanced analytical techniques. It is primarily utilized by research and quality control laboratories in the pharmaceutical, environmental, and chemical industries for method development and trace analysis.

Application

• Internal Standard for Mass Spectrometry (MS): Critical for quantitative analysis using GC-MS or LC-MS/MS, correcting for instrument variability and sample preparation losses.
• Pharmaceutical Impurity Profiling & Metabolism Studies: Used in pharmacokinetic and drug metabolism research to track and quantify metabolites or related substances.
• Environmental & Food Safety Analysis: Enables the accurate measurement of trace contaminants, such as phthalate derivatives, in complex matrices.
• Method Development & Validation: Serves as a key reference material for establishing and validating new analytical protocols to meet regulatory standards.
• Stable Isotope Labeling Studies: Employed in chemical reaction mechanism studies and as a tracer in various synthetic and analytical applications.

Basic Information

Product Name	7-Methyl-1-Octanol Phthalate-D4
CAS No.	1332965-96-4
Molecular Formula	C₁₉H₂₂D₄O₄
Molecular Weight	~322.43 g/mol
Synonyms	Deuterated 7-Methyl-1-Octyl Phthalate; Phthalic Acid, Bis(7-methyl-1-octyl-d4) Ester; 7-Methyl-1-Octanol Phthalate-d4; D4-7-Methyloctyl Phthalate; Isotopically Labeled Phthalate Ester; Bis(7-methyl-1-octyl-d4) Phthalate; Internal Standard for Phthalate Analysis
EINECS	Contact for details

Quality Control

Every batch of 7-Methyl-1-Octanol Phthalate-D4 is manufactured and tested to meet the stringent requirements for isotopic purity and chemical integrity expected in analytical reference materials. Our quality assurance includes verification of isotopic enrichment (D-atom %), chemical purity, and absence of interfering substances. A comprehensive Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. For long-term stability, consider storage under inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR / NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (D-Atom %)	≥ 98.0%
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.