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3,3'-iminobis(N,N-dimethylpropylamine)

3,3'-Iminobis(N,N-dimethylpropylamine) is a colorless to pale yellow, transparent liquid with a fishy odor. It has a relative density of 0.84 (at 20°C), a boiling point of 220–223°C, and a freezing point of -75°C; it is soluble in water and exhibits alkalinity. With a typical purity of ≥99.0%, it serves as an important chemical raw material used as a polyurethane catalyst, epoxy resin curing agent, and epoxy accelerator, as well as in the synthesis of pharmaceutical intermediates and surfactants.
  • Bis(3-dimethylaminopropyl)amine

  • Colorless liquid

  • 6711-48-4

  • C10H25N3

  • 187.33

  • 229-761-9

  • 209 °F

  • 425g/L at 20℃

Availability:

Product Description

3,3'-Iminobis(N,N-dimethylpropylamine), also known as bis(3-dimethylaminopropyl)amine, is a colorless to light yellow liquid polyamine. It contains two tertiary amine groups and one secondary amine group and is used as a reactive amine catalyst in polyurethane formulations.

Product Information

Product Name

3,3'-Iminobis(N,N-dimethylpropylamine)

Common Names

  • Bis(3-dimethylaminopropyl)amine

  • N'-[3-(Dimethylamino)propyl]-N,N-dimethyl-1,3-propanediamine

3,3'-Iminobis(N,N-dimethylpropylamine) Specifications

Item

Specification

Product Name

3,3'-Iminobis(N,N-dimethylpropylamine)

Common Name

Bis(3-dimethylaminopropyl)amine

CAS No.

6711-48-4

Molecular Formula

C₁₀H₂₅N₃

Molecular Weight

187.33 g/mol

Purity

≥99.0%

Appearance

Colorless to light yellow liquid

Water Content

≤0.5%

Color (APHA)

≤50

Density (20°C)

Approx. 0.82–0.86 g/cm³

Boiling Point

Approx. 220°C

Solubility

Soluble in water and organic solvents

Grade

Industrial Grade / Specialty Chemical Grade

Customized specifications are available according to customer requirements.

Key Features

1. Multifunctional Amine Structure

The molecule contains:

  • Two tertiary dimethylamino groups

  • One secondary amino group

This structure provides:

  • High catalytic activity

  • Multiple reaction sites

  • Strong basicity

  • Excellent chemical versatility

2. Excellent Catalytic Performance

Due to its highly active amine groups, this product provides:

  • Efficient reaction acceleration

  • Improved polymerization control

  • Enhanced formulation performance

3. Good Compatibility

3,3'-Iminobis(N,N-dimethylpropylamine) shows excellent compatibility with:

  • Polyols

  • Epoxy resins

  • Organic solvents

  • Polymer systems

  • Water-based formulations

4. High Thermal and Chemical Stability

The stable polyamine structure provides:

  • Reliable processing performance

  • Long-term formulation stability

  • Industrial application flexibility

Applications

1. Polyurethane Catalyst

Used as a reactive amine catalyst in flexible and rigid polyurethane foam formulations.

Applications:

  • Flexible molded foams

  • Rigid polyurethane foams

  • Spray foam insulation

Key Functions:

  • Helps balance blowing and gelling reactions

  • Promotes surface cure in suitable formulations

Catalyst dosage and performance should be evaluated in the intended formulation.

2. Epoxy Curing Agent and Accelerator

Due to its active amine functionality, this product can be used in epoxy systems.

Applications:

  • Epoxy curing formulations

  • Adhesives

  • Protective coatings

  • Composite materials

Advantages:

  • Improves curing speed

  • Enhances crosslinking efficiency

  • Improves mechanical properties

3. Surfactant Intermediate

The product is an important intermediate for producing:

  • Amino surfactants

  • Cationic surfactants

  • Functional additives

Applications:

  • Industrial cleaners

  • Personal care ingredients

  • Specialty formulations

4. Chemical Synthesis Intermediate

Used as an intermediate in manufacturing:

  • Fine chemicals

  • Functional polymers

  • Specialty additives

  • Nitrogen-containing compounds

5. Coatings and Adhesives Industry

Applications include:

  • Industrial coatings

  • Structural adhesives

  • Sealant systems

Benefits:

  • Improved adhesion

  • Better chemical resistance

  • Enhanced curing performance

Advantages of Our 3,3'-Iminobis(N,N-dimethylpropylamine)

High Purity Supply

We provide:

✔ High purity Bis(3-dimethylaminopropyl)amine
✔ Stable chemical quality
✔ Strict QC inspection
✔ Reliable batch consistency

Flexible Supply Capability

Available options:

  • Laboratory samples

  • Trial orders

  • Bulk industrial supply

  • Customized packaging

Professional Export Service

We provide:

  • SDS documentation

  • COA certificates

  • Technical data sheets

  • Global logistics solutions

Packaging and Storage

Standard Packaging

Available packaging:

  • 25 kg HDPE drum

  • 160 kg HDPE drum

  • 200 kg HDPE drum

  • IBC tank

  • Customized packaging

Storage Recommendations

Store 3,3'-Iminobis(N,N-dimethylpropylamine):

  • In a cool and dry warehouse

  • In tightly sealed containers

  • Away from strong acids

  • Away from oxidizing agents

  • Protected from moisture contamination

Frequently Asked Questions (FAQ)

1. What is 3,3'-iminobis(N,N-dimethylpropylamine)?

It is a liquid polyamine also known as bis(3-dimethylaminopropyl)amine, with CAS number 6711-48-4. Its structure contains two tertiary amine groups and one secondary amine group.

2. What is its main application?

It is used as a reactive amine catalyst in flexible and rigid polyurethane foam formulations. It helps balance blowing and gelling reactions and can promote surface cure in suitable systems.

3. Is this product the same as BDMAEE?

No. This product has CAS number 6711-48-4, while BDMAEE is bis(2-dimethylaminoethyl) ether, CAS 3033-62-3. Confirm the chemical name and CAS number when ordering.

4. What specifications should buyers check?

Check purity, water content and color against your formulation requirements. Request the product specification, COA and SDS to review quality and handling information before purchase.

Request a Quote

Looking for 3,3'-iminobis(N,N-dimethylpropylamine), CAS 6711-48-4?

Contact Aozun Chemical for pricing and availability. Please include your required quantity, purity or specification, packaging preference and destination port. If you have a specific application or additional documentation requirements, please include these in your enquiry.

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