Description

4-Hydroxy-4'-Dimethylaminoazobenzene is an azo dye derivative characterized by its distinct molecular structure, making it a valuable chromophore and analytical reagent. This compound matters for its role in colorimetric analysis and as a key intermediate in the synthesis of specialized dyes and pigments. Industries that require precise color indicators, research into photochromic materials, or the development of pH-sensitive sensors will find this chemical essential for their processes.

Application

• Primary use as a pH indicator and colorimetric reagent in analytical chemistry laboratories.
• Key intermediate in the synthesis of specialized azo dyes and pigments for research purposes.
• Potential component in the development of photochromic materials and light-sensitive applications.
• Used in non-linear optical (NLO) material research due to its molecular properties.
• Reference standard and biochemical reagent in life science research.
• Candidate for studies in molecular electronics and sensor technology.

Basic Information

Product Name	4-Hydroxy-4'-Dimethylaminoazobenzene
CAS No.	2496-15-3
Molecular Formula	C15H16N3O
Molecular Weight	254.31 g/mol
Synonyms	4-(4-Dimethylaminophenylazo)phenol; 4-Dimethylamino-4'-hydroxyazobenzene; C.I. Solvent Yellow 7; p-Hydroxy-p'-dimethylaminoazobenzene; Dye Mordant Yellow 5R; 4-[(4-Dimethylamino)phenylazo]phenol; Butter Yellow analog; DMAB-OH
EINECS	219-694-7

Quality Control

Our production of 4-Hydroxy-4'-Dimethylaminoazobenzene adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC and NMR to confirm identity and assay. A Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with every shipment and is available upon request.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178°C - 182°C
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.