Description

4,4'-Methylenebis[n-(1,3-Dimethylbutylidene)Benzenamine] is a high-purity chemical intermediate belonging to the class of hindered amine derivatives. This compound matters for its role as a key building block in the synthesis of advanced antioxidants and light stabilizers, which are critical for enhancing the durability and lifespan of polymeric materials. Industries such as polymer manufacturing, specialty chemicals, and advanced material science rely on this intermediate to develop high-performance additives that protect against thermal and oxidative degradation.

Application

• Primary intermediate for the synthesis of high-performance hindered amine light stabilizers (HALS) used in plastics and coatings.
• Key precursor in the production of antioxidants for polyolefins (e.g., PP, PE), engineering plastics, and synthetic rubbers.
• Used in the formulation of stabilizer packages for automotive parts, agricultural films, and construction materials to prevent UV and thermal degradation.
• Employed in specialty chemical research and development for novel additive systems.
• Potential use as a synergist in combination with primary antioxidants to enhance polymer stabilization.
• Applicable in the coatings industry for developing light-stable industrial and automotive finishes.

Basic Information

Product Name	4,4'-Methylenebis[n-(1,3-Dimethylbutylidene)Benzenamine]
CAS No.	54688-30-1
Molecular Formula	C27H40N2
Molecular Weight	392.62 g/mol
Synonyms	4,4'-Methylenebis[N-(1,3-dimethylbutylidene)benzenamine]; Benzenamine, 4,4'-methylenebis[N-(1,3-dimethylbutylidene)-; 4,4'-Methylenebis(2,6-di-tert-butylaniline) derivative precursor; HALS intermediate; Light stabilizer intermediate MBDB; Antioxidant precursor 54688-30-1; Bis(1,3-dimethylbutylidene) derivative of 4,4'-methylenedianiline
EINECS	Contact for details

Quality Control

Our production of 4,4'-Methylenebis[n-(1,3-Dimethylbutylidene)Benzenamine] adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material is manufactured and tested in facilities that follow cGMP guidelines where applicable. Comprehensive analytical testing, including HPLC, GC, and NMR, is performed to verify identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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