Azetidine
Also known as: Trimethyleneimine, Azacyclobutane, Azetidin, Trimethylenimine, 1,3-Propylenimine
Azetidine (CAS 503-29-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H7N and a molecular weight of 57.094 g/mol. Key properties include a boiling point of 64.9±8.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of -23.6±16.5 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 503-29-7
- Jingsj CID
- J-31174-6
- Molecular Formula
- C3H7N
- Molecular Weight
- 57.094 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 64.9±8.0 °C at 760 mmHg |
|---|---|
| Density | 0.9±0.1 g/cm3 |
| Flash Point | -23.6±16.5 °C |
| Exact Mass | 57.057850 |
| PSA | 12.03000 |
| LogP | -0.20 |
| Vapor Pressure | 161.5±0.1 mmHg at 25°C |
| Refractive Index | 1.426 |
| Additional Property | miscible |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Azetidine?
The CAS number of Azetidine is 503-29-7.
What are the molecular formula and molecular weight of Azetidine?
Azetidine has molecular formula C3H7N and molecular weight 57.094 g/mol.
Is Azetidine hazardous?
Azetidine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Azetidine?
For Azetidine, Upstream Products: 1-(p-Toluenesulfonyl)azetidine, 1-(Diphenylmethyl)azetidine, 3-Amino-1-propanol; Downstream Products: 1-(4-bromophenylsulfonyl)azetidine, 3-(Piperazin-1-yl)propan-1-amine, N,N'-Bis(3-aminopropyl)-1,3-propanediamine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Azetidine (CAS 503-29-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31174-6 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.