3-(Dimethylamino)-1-propylamine
3-(Dimethylamino)-1-propylamine (CAS 109-55-7) is a colourless to light yellow liquid with the linear formula (CH3)2N(CH2)3NH2 and a molecular weight of 102.18 g/mol. This diamine is a versatile building block in organic synthesis. It is primarily used in the production of pharmaceuticals, agrochemicals, and polymers, acting as an intermediate in various chemical processes. Tech Serve Solutions supplies this compound with an assay of 99%.
- IUPAC
- N,N-Dimethyl-1,3-diaminopropane,N,N-Dimethyl-1,3-propanediamine
- Synonyms
- N,N-Dimethyl-1,3-diaminopropaneN,N-Dimethyl-1,3-propanediamine1,3-Diamino-N,N-dimethylpropane

Pharmaceutical Intermediates
Used as a key building block in the synthesis of active pharmaceutical ingredients (APIs). Its diamine structure allows for diverse chemical modifications.
Agrochemical Synthesis
Serves as an intermediate in the production of pesticides and herbicides. The compound's reactivity is valuable for creating complex agrochemical structures.
Polymer Chemistry
Incorporated into the synthesis of specific polymers and resins. It can function as a curing agent or a monomer in polymerisation processes.
Organic Synthesis
A versatile reagent in general organic synthesis for introducing amine functionalities. Its application spans various research and industrial chemical transformations.
| Molecular weight | 102.18 |
|---|---|
| Linear formula | (CH3)2N(CH2)3NH2 |
| Assay | 99% |
| Boiling point | 133 °C(lit.) |
| Density | 0.812 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.435(lit.) |
| Vapour pressure | 5 mmHg (20 °C) |
| Vapour density | 3.6 (vs air) |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 32 °C / 89.6 °F |
| Transport (UN / ADR) | UN 2733 3/PG 3 |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-22-34-43 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-(Dimethylamino)-1-propylamine used for?
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3-(Dimethylamino)-1-propylamine is primarily used as a building block and intermediate in the synthesis of pharmaceuticals, agrochemicals, and polymers. It also finds applications in general organic synthesis.
What is the CAS number and chemical formula for 3-(Dimethylamino)-1-propylamine?
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The CAS number is 109-55-7 and the linear chemical formula is (CH3)2N(CH2)3NH2.
What grade and purity does Tech Serve Solutions supply for 3-(Dimethylamino)-1-propylamine?
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Tech Serve Solutions supplies 3-(Dimethylamino)-1-propylamine with an assay of 99%. This product is not represented as USP, BP, or EP grade.
How should 3-(Dimethylamino)-1-propylamine be handled safely?
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3-(Dimethylamino)-1-propylamine is a flammable liquid and vapour (H226) and is harmful if swallowed (H302). It causes severe skin burns and eye damage (H314) and may cause an allergic skin reaction (H317). Handle with appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling instructions.
How is 3-(Dimethylamino)-1-propylamine packaged and exported?
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3-(Dimethylamino)-1-propylamine is typically packaged in UN-approved containers suitable for flammable and corrosive liquids. We export globally, adhering to all relevant transportation regulations.
How can I request a quote or sample for 3-(Dimethylamino)-1-propylamine?
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To request a quote or sample, please use the contact form on our website or call our sales team directly. Provide the product name and CAS number (109-55-7) for prompt service.
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