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CAS No.: 2479-46-1

Product name: 1,3-Bis(4-aminophenoxy)benzene

Abbreviation: TPE-R

Appearance: Off-white powder

Purity(HPLC): ≥99%

Molecular formula: C18H16N2O2

Molecular weight: 117.15

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

Where to buy 2479-46-1 COA Download MSDS Download

1,3-Bis(4-aminophenoxy)benzene (TPE-R) 2479-46-1 C18H16N2O2

Introduction of 1,3-Bis(4-aminophenoxy)benzene (TPE-R) 2479-46-1 C18H16N2O2

The structure of 1,3-Bis(4-aminophenoxy)benzene contains two ether bond units and two reactive amino units, which have high chemical reactivity.The amino unit in the structure of TPE-R is strongly nucleophilic, and it can be condensed with common electrophilic reagents, for example, there is a report that it can be condensed with ethyl isothiocyanato-carboxylate to obtain the corresponding thiourea derivative. It can condense with common electrophilic reagents.

Application of 1,3-Bis(4-aminophenoxy)benzene (TPE-R) 2479-46-1 C18H16N2O2

1,3-Bis(4-aminophenoxy)benzene is a diamine monomer containing two ether bonds and three benzene rings, and the interstitial substitution of the ether bond and the chain structure make the molecular chain less rigid and more flexible. This monomer is not only an important raw material for the preparation of homopolymerization or copolymerization type PI, but also can be used for the toughening modification of bismaleimide (BMI).

Its aminophenoxy group can participate in redox reactions, form complexes with metal ions, or undergo coupling reactions with other compounds. These properties make it potentially useful in electronic and optoelectronic devices, fluorescent displays, dye-sensitized solar cells, and so on.

In addition, TPE-R is an important intermediate with a wide range of applications in the fields of dyes, fluorescent dyes, polymers and photosensitive materials.

CAS No.: 10526-07-5

Product name: 1,3-Bis(3-aminophenoxy)benzene

Abbreviation: APB

Appearance: Off-white powder

Purity(HPLC): ≥99%

Molecular formula: C18H16N2O2

Molecular weight: 292.33

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

Where to buy 10526-07-5 COA Download MSDS Download

1,3-Bis(3-aminophenoxy)benzene (APB) 10526-07-5 C18H16N2O2

Introduction of 1,3-Bis(3-aminophenoxy)benzene (APB) 10526-07-5 C18H16N2O2

1,3-Bis(3-aminophenoxy)benzene, also known as APB, is an organic compound. It has good solubility and is soluble in most organic solvents. In addition it has strong UV absorption.

Application of 1,3-Bis(3-aminophenoxy)benzene (APB) 10526-07-5 C18H16N2O2

1,3-Bis(3-aminophenoxy)benzene is commonly used in dye synthesis as well as in organic electronics. It can be used as a photoluminescent curing agent, light-sensitive dyes, precursors for liquid crystal materials, etc.

CAS No.: 2754-41-8

Product name: 1,2,4,5-Cyclohexanetetracarboxylic Dianhydride

Abbreviation: HPMDA

Appearance: White powder

Purity(HPLC): ≥99%

Molecular formula: C10H8O6

Molecular weight: 224.17

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

Where to buy 2754-41-8 COA Download MSDS Download

1,2,4,5-Cyclohexanetetracarboxylic Dianhydride (HPMDA) 2754-41-8 C10H8O6

Application of 1,2,4,5-Cyclohexanetetracarboxylic Dianhydride (HPMDA) 2754-41-8 C10H8O6

1,2,4,5-Cyclohexanetetracarboxylic dianhydride, also known as hydrogenated PMDA, is a solid substance with a white or white-like color. 1,2,4,5-Cyclohexanetetracarboxylic dianhydride is a commonly used organic compound that is widely used in the synthesis of polyimides and other high-performance polymers. It can be used as an intermediate in polyimide resins for the preparation of high-temperature, high-strength, and chemically resistant polyimide fibers, films, and coatings.

1,2,4,5-Cyclohexanetetracarboxylic dianhydride can also be used in areas such as the synthesis of organic photoelectric materials and dyes.

CAS No.: 4415-87-6

Product name: Cyclobutane-1,2,3,4-tetracarboxylic dianhydride

Abbreviation: CBDA

Appearance: White powder

Purity(HPLC): ≥99.5%

Metal ion content: The total metal≤ 500 ppb

Molecular formula: C8H4O6

Molecular weight: 196.11

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

Where to buy 4415-87-6 COA Download MSDS Download

1,2,3,4-Cyclobutanetetracarboxylic 1,2,3,4-dianhydride (CBDA) 4415-87-6 C8H4O6

Introduction of 1,2,3,4-Cyclobutanetetracarboxylic1,2,3,4-dianhydride (CBDA) 4415-87-6 C8H4O6

Cyclobutane-1,2,3,4-tetracarboxylic dianhydride is a solid compound with high stability and low volatility.

Application of 1,2,3,4-Cyclobutanetetracarboxylic1,2,3,4-dianhydride (CBDA) 4415-87-6 C8H4O6

In the field of material chemistry, cyclobutane-1,2,3,4-tetracarboxylic dianhydride is mainly used as an important reagent and catalyst in organic synthesis. For example: preparation of photosensitive polyimide materials for high-performance organic thin-film transistors; selective cross-linking of polyimide photonic devices.

In addition, cyclobutane-1,2,3,4-tetracarboxylic dianhydride can also be used as a reagent for the preparation of active molecules in biology and pharmacology.

CAS No.: 4534-73-0

Product name: 1,2,3,4-Butanetetracarboxylicdianhydride

Abbreviation: BDA

Appearance: White powder

Purity(HPLC): ≥99%

Molecular formula: C8H6O6

Molecular weight: 198.13

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

Where to buy 4534-73-0 COA Download MSDS Download

1,2,3,4-Butanetetracarboxylicdianhydride (BDA) 4534-73-0 C8H6O6

Application of 1,2,3,4-Butanetetracarboxylicdianhydride (BDA) 4534-73-0 C8H6O6

1,2,3,4-Butanetetracarboxylicdianhydride is a white crystalline solid. It is stable at room temperature. It is less soluble in some solvents such as dimethyl sulfoxide and acetic acid.1,2,3,4-butanetetracarboxylicdianhydride is mainly used in the preparation of catalysts and intermediates in organic synthesis. It can be used to generate a number of functional compounds, including playing an important role in the preparation of polymers, pigments and fluorescent dyes.

Heynova is a leading manufacturer of electronic chemicals in China. Our products are not only in high purity, but also promise batch consistency and process stability. We provide zero-defect chemical solutions from lab to fab.

Electronic Chemicals and Speciality Polymer Materials List

Polyimide Materials

Polyimide Monomer

Polyimide Resin

Polyimide Engineering Plastic Products

Polyimide (PI) is a kind of high-performance polymers with excellent high-temperature resistance, mechanical strength, dielectric properties and chemical stability, and is widely used in flexible displays, semiconductor packaging, aerospace, and 5G communications.

Photoresist Materials

Photoresist Monomer

Photoacid Generator (PAG)

Photosensitizer (PAC)

Photoinitiator

Photoresist Resin

Photoresist BARC

Photoresist Additive

Photoresist Solvent

Photoresist is a key material in the semiconductor manufacturing, display panel and PCB industries, and its performance directly affects the process accuracy and yield of chips. Photoresist monomer is the key raw material for the synthesis of photoresist resin.

OLED Materials

OLED Monomer

OLED Display Material is the core of the new generation of display technology, with the advantages of self-illumination, high contrast, flexible and bendable, widely used in high-end smart phones, TVs, wearable devices and other fields.

Lithium Battery Materials

Electrolyte Additives

Lithium Battery Materials is the core link of new energy industry chain, and its performance directly determines the energy density, cycle life and safety of the battery. Lithium battery additives are the key 'gene material' to improve battery performance.

3D Printing Materials

3D Printing Organic Resin

High-End Metal Powders

3D Printing Materials are the core of additive manufacturing technology, and their performance directly determines the strength, precision and functionality of printed parts. As the core material for light-curing (SLA/DLP/LCD) 3D printing, organic resins are being upgraded from rapid prototyping to end products.

Custom Sythesis

Our company has more than ten sets of advanced testing equipment, including Agilent brand ICPMS/MS (ICPMS8900), HPLC, GC, GC-MS, GPC, etc., which provide strong support for the company's product development.

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Why Choose Heynova Electronic Chemical Polymer Monomer?

Through the triple advantages of technological limit breakthrough + localized rapid response + in-depth collaborative development, we are able to build up the competitiveness of the whole chain from lab to mass production.

1. Ultra-high purity & low metal impurities

Single metal impurities<1ppb (ICP-MS detection), meet semiconductor grade requirements.

Organic impurities<10ppm (HPLC/GC-MS analysis), avoiding exposure side reactions.

Particle control ≤0.1μm (Liquid Particle Counter), reducing lithography defects.

2. Customized molecular structure design

Photoresist monomer: Fluorine/Silicon modification to improve etch resistance.

PI monomer: Introduction of alicyclic structure to achieve high transparency (CPI film transmittance >90%).

Patent coverage: Owns a number of core patents for monomer synthesis and purification.

3. Functionalization modification ability

Photosensitive group introduction: E.g. Diazinonaphthoquinone (DNQ), Photoacid generator (PAG) bonding monomers.

Cross-linking modulation: Adjust the photoresist development and dissolution rate by monomer ratio.

Out-gassing design: Reduce contamination during EUV exposure.

4. Supply chain security

Localized production: Shorten lead time to 4-6 weeks.

Technical non-disclosure agreement: Support customized structures to protect intellectual property.

Customer value: Ensure batch consistency and improve chip yield.

Quality Control and Testing Methods for

Electronic Chemical Polymer Monomer

Quality Control and Testing Methods for </br>Electronic Chemical Polymer Monomer

Through QC and technical inspection ensure high reliability and consistency of products, ultimately helping customers to improve performance and reduce costs.

Production and supply chain control

Clean production environment: Production workshop needs to meet Class 100~Class 10 clean room standards to prevent particle contamination.

Full traceability: Tracking from raw material to finished product batch number, recording all testing data (e.g. COA).

Packaging and Transportation: Use high purity inert materials (e.g. PTFE bottles, double sealed bags), anti-vibration and anti-static during transportation.

Key detection technology

Impurity analysis

ICP-MS/OES, GC-MS/LC-MS, HPLC, TOC analysis

Particle control

Laser particle sizer, Liquid Particle Counter (LPC)

Physicochemical property testing

Karl Fischer titration

Functionality testing

Accelerated aging test, Electrical property tests

Quality Control and Testing Methods for </br>Electronic Chemical Polymer Monomer

Premium Electronic Chemical Polymer Monomer for Advanced Industries

83558-87-6

2,2-Bis(3-amino-4-hydroxyphenyl)-hexafluoropropane (6FAP) 83558-87-6 C15H12F6N2O2

36978-41-3

2,3,3',4'-BiphenyLtetracarboxylic Dianhydride (α-BPDA) 36978-41-3 C16H6O6

54628-89-6

1-(4-Aminophenyl)-2,3-dihydro-1,3,3-trimethyl-1H-inden-5-amin (PIDA) 54628-89-6 C18H22N2

95418-58-9

4-Tert-Butoxystyrene (PTBS) 95418-58-9 C12H16O

2628-16-2

4-Acetoxystyrene (ACS) 2628-16-2 C10H10O2

FAQs of Electronic Chemical Polymer Monomer

FAQs of Electronic Chemical Polymer Monomer

What level of quality can the products achieve?

The specific grades include:

Industrial grade (Purity ≥98%, suitable for general industrial use).

Reagent grade (e.g. AR grade, CP grade, suitable for laboratory and analytical use).

Electronic grade (High purity ≥99.90%, suitable for Semiconductor, Photovoltaic and other high-end fields).

Pharmaceutical grade (GMP compliant, suitable for pharmaceutical industry).

What are the packaging specifications for the products?

We provide flexible packaging options, common specifications are as follows:

Small packaging: 1kg, 5kg, 25kg (bottles/bags).

Medium packaging: 200kg drums, IBC tonne drums.

Customized packaging: Sub-assembling or OEM service according to customers' requirements.

Note: Hazardous chemicals need to meet UN standard packaging, please consult customer service for details.

How many days is the delivery time for bulk?

Spot products: Usually 3-7 working days to send out.

Customized products: 6-8 weeks according to the order quantity, the exact time will be confirmed in the contract.

Note: Delivery time may be affected by logistics, customs or extreme weather, we will update the progress in real time and inform you.

What is the minimum order quantity (MOQ) for the products?

Conventional products: MOQ is 1kg/1 bag (samples are available for some reagents).

Custom synthesis products: MOQ is subject to negotiation based on process requirements (usually ≥100g).

Note: Small sample orders may be subject to additional dispensing charges.

What are the payment methods and conditions?

We support the following payment methods:

T/T in advance (provide company bank account information).

Letter of credit (L/C).

Payment on account (subject to qualification review, usually 30 days forward).

New customers need to pay full or partial deposit in advance for the first time cooperation.

How do we ensure product quality?

Source control: By strict screening of suppliers, all raw materials are tested in the factory.

Production process: Follow ISO 9001 quality management system, multiple quality inspection in key links.

Ex-factory inspection: Provide COA or third party inspection report (such as SGS) for each batch.

After-sale guarantee: If quality problems occur, support returns and provide technical traceability reports.

Heynova offers customized services tailored to customer needs. The entire R&D process is subject to cleanliness management throughout the synthesis, purification and packaging processes, with the cycle from request to delivery compressed to 8-10 weeks. Strict quality control ensures that samples precisely meet the stringent requirements for specialized chemicals.

Demand Analysis and Technical Assessment

1. Customer communication

Clarify the use of the product, performance indicators, compliance requirements and delivery time, and confirm the need to provide MSDS.

2. Technical feasibility analysis

Evaluate the supply channels and costs of raw materials;

Screen synthetic routes, and analyze the impact of reaction conditions on the product;

Predict the process difficulties.

Experimental Development Stage

1. Small trial optimization

Design several sets of experimental parameters, and determine the optimal conditions through orthogonal experiments; use HPLC, GC-MS and other instruments to detect the purity of the product and the content of impurities.

2. Pilot scale-up

Verify the stability of the laboratory process under industrial conditions, adjust the stirring rate, heat transfer efficiency and other parameters;

Optimize the continuous production process to reduce energy consumption and waste generation.

Sample Preparation and Validation

1. Sample production

Batch production of samples according to customer requirements, with detailed experimental records.

2. Performance test

Toxicology test and environmental stability test conducted by third-party organizations;

Customer on-site trial to collect feedback.

Mass Production Preparation and Delivery

1. Process standardization

Prepare SOPs, specifying raw material acceptance criteria, key control points and emergency treatment plans.

2. Compliance Documentation

Complete REACH, RoHS and other certifications;

Formulate production safety plans to ensure compliance with OSHA.

3. Mass Production and Delivery

Select packaging specifications according to customer needs;

Provide transportation solutions and after-sales service support.

Continuous Improvement and Iteration

Regularly collect feedback from customers to optimize the formula or process;

Track the industry's technology dynamics to enhance product competitiveness.

Unmatched Advantages in Electronic Chemicals Custom Synthesis

Advanced Synthesis Technology and Equipment

Enabling us to efficiently and precisely synthesize various complex electronic chemicals. Through strict quality control and regular maintenance, we ensure the stable operation of the production process, thereby significantly enhancing the reliability and consistency of our products.

Extensive Experience and Professional Expertise

Providing customized electronic chemical solutions tailored to our customers' specific needs. Whether addressing common electronic chemical needs or meeting customized requirements for special application scenarios, we leverage our deep professional expertise and extensive experience to deliver satisfactory products and services to our customers.

Strong Emphasis on QC and R&D Innovation

Continuously optimizing product performance to ensure customers receive high-quality, reliable electronic chemicals. From raw material procurement, production process control to finished product testing, every step strictly adheres to international standards and industry regulations, ensuring each batch of products meets exceptional quality standards.