Description

2,7-Dinitro-4,5,9,10-Tetrahydropyrene is a high-purity, specialized nitroaromatic compound with the CAS registry number 117929-13-2. This chemical serves as a critical advanced intermediate in the synthesis of complex organic materials, valued for its unique fused-ring structure and functional nitro groups. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel dyes, pigments, and functional polymers.

Application

• Organic Synthesis Intermediate: A key building block for synthesizing complex polycyclic aromatic hydrocarbons (PAHs) and their derivatives.
• Dye & Pigment Precursor: Used in the research and development of high-performance, color-fast dyes and organic pigments.
• Material Science Research: Investigated for its potential in creating organic semiconductors, liquid crystals, and other electronic materials.
• Photochemical Studies: Serves as a model compound in academic and industrial research studying nitroaromatic photochemistry and reactivity.
• Analytical Reference Standard: Employed as a certified reference material (CRM) in environmental and analytical chemistry for PAH detection and quantification.

Basic Information

Product Name	2,7-Dinitro-4,5,9,10-Tetrahydropyrene
CAS No.	117929-13-2
Molecular Formula	C₁₆H₁₂N₂O₄
Molecular Weight	296.28 g/mol
Synonyms	2,7-Dinitro-4,5,9,10-tetrahydropyrene; 4,5,9,10-Tetrahydropyrene-2,7-dinitro; Pyrene-2,7-dinitro-4,5,9,10-tetrahydro; 2,7-Dinitrotetrahydropyrene; DNTHP; 117929-13-2; 2,7-Dinitro-4,5-dihydropyrene (common misnomer)
EINECS	Contact for details

Quality Control

Our 2,7-Dinitro-4,5,9,10-Tetrahydropyrene is manufactured under strict quality protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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