N-tert-Butyl-1,1-dimethylpropargylamine
N-tert-Butyl-1,1-dimethylpropargylamine (CAS 1118-17-8) is an organic building block belonging to the alkyne class. With a molecular formula of HC≡CC(CH3)2NHC(CH3)3 and a molecular weight of 139.24 g/mol, this compound features a terminal alkyne functional group and a bulky tert-butylamine substituent. It is primarily utilised in organic synthesis and chemical research as a versatile intermediate.
- Synonyms
- HC≡CC(CH3)2NHC(CH3)3

Organic Synthesis Intermediate
This compound serves as a valuable intermediate in the synthesis of more complex organic molecules. Its terminal alkyne allows for participation in various coupling reactions, click chemistry, and functionalisation strategies.
Building Block for Specialty Chemicals
N-tert-Butyl-1,1-dimethylpropargylamine can be employed in the construction of novel chemical entities for research and development purposes. Its unique structure offers specific steric and electronic properties for targeted syntheses.
Research and Development
Utilised in laboratory settings for academic and industrial research, this alkyne facilitates exploration into new synthetic methodologies and material science applications.
| Molecular weight | 139.24 |
|---|---|
| Linear formula | HC≡CC(CH3)2NHC(CH3)3 |
| Assay | 97% |
| Boiling point | 136 °C(lit.) |
| Density | 0.787 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.432(lit.) |


Hazard statements
- H225Highly flammable liquid and vapour
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 18 °C / 64.4 °F |
| Transport (UN / ADR) | UN 1325 4.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,Xi |
| Risk statements (R) | 11-36/37/38 |
| Safety statements (S) | 16-26-36 |
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 N-tert-Butyl-1,1-dimethylpropargylamine used for?
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N-tert-Butyl-1,1-dimethylpropargylamine is primarily used as an intermediate in organic synthesis and as a building block for specialty chemicals in research and development.
What is the CAS number and formula for N-tert-Butyl-1,1-dimethylpropargylamine?
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The CAS number for N-tert-Butyl-1,1-dimethylpropargylamine is 1118-17-8 and its linear formula is HC≡CC(CH3)2NHC(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-tert-Butyl-1,1-dimethylpropargylamine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should N-tert-Butyl-1,1-dimethylpropargylamine be handled safely?
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This compound is flammable and can cause skin, eye, and respiratory irritation (H225-H315-H319-H335). Handle with appropriate personal protective equipment, including safety glasses, gloves, and respiratory protection, in a well-ventilated area. Avoid ignition sources.
Is N-tert-Butyl-1,1-dimethylpropargylamine available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including N-tert-Butyl-1,1-dimethylpropargylamine, adhering to all relevant shipping regulations.
How can I request a sample or quote for N-tert-Butyl-1,1-dimethylpropargylamine?
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Please contact our sales team through the website or by phone to request a sample or a quotation for N-tert-Butyl-1,1-dimethylpropargylamine.
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