Description

Diphenylmethane-1,1-D2 is a deuterated isotopologue of diphenylmethane, where two hydrogen atoms at the 1-position are replaced with deuterium. This selective deuteration makes it a critical tool for mechanistic studies in organic chemistry and for the synthesis of deuterium-labeled compounds. It is primarily used by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require stable isotope-labeled building blocks for applications in spectroscopy, mass spectrometry, and metabolic research.

Application

• Pharmaceutical Research: As a deuterium-labeled intermediate in the synthesis of Active Pharmaceutical Ingredients (APIs) for drug metabolism and pharmacokinetics (DMPK) studies.
• Mechanistic Probes: Used in kinetic isotope effect (KIE) experiments to elucidate reaction mechanisms and pathways in organic synthesis.
• Analytical Standards: Serves as an internal standard or reference material in quantitative mass spectrometry (MS) and nuclear magnetic resonance (NMR) spectroscopy.
• Deuterated Material Synthesis: A key precursor for creating more complex deuterated molecules used in OLED materials, liquid crystals, and other specialty chemicals.
• Agrochemical Development: Employed in the research and development of deuterated agrochemicals to study environmental fate and metabolic pathways.

Basic Information

Product Name	Diphenylmethane-1,1-D2
CAS No.	3947-98-6
Molecular Formula	C13H10D2
Molecular Weight	170.24 g/mol
Synonyms	Benzene, 1,1'-methylenebis[-, 1,1-dideuterio-; (Dideuteriomethylene)dibenzene; 1,1-Dideuteriodiphenylmethane; Diphenylmethane-d2; α,α-Dideuteriodiphenylmethane; Benzylbenzene-α,α-d2; (Dideuteromethyl)dibenzene
EINECS	Contact for details

Quality Control

Our Diphenylmethane-1,1-D2 is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including NMR (¹H, ²H) and GC-MS, to confirm isotopic purity, chemical purity, and identity. Certificates of Analysis (COA) detailing lot-specific results are provided with every shipment to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Chemical Purity (GC)	≥ 98.0%
Isotopic Purity (²H NMR)	≥ 98 atom % D
Water Content (KF)	≤ 0.5%

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