1-(2-Phenylethyl)piperazine
Also known as: 1-Phenethylpiperazine, N-Phenethylpiperazine, N-(2-Phenylethyl)piperazine, Piperazine, 1-(2-phenylethyl)-
1-(2-Phenylethyl)piperazine (CAS 5321-49-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H18N2 and a molecular weight of 190.28500 g/mol. Key properties include a melting point of 75-77°C, a boiling point of 276 °C(lit.), a density of >1.006 g/mL at 20 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H314 — Causes severe skin burns and eye damage. It is listed by 2 suppliers, from 9.74 to 30.20 CNY. Record last updated Nov 3, 2026.
- CAS No.
- 5321-49-3
- Jingsj CID
- J-28829-9
- Molecular Formula
- C12H18N2
- Molecular Weight
- 190.28500 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 11/3/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 500g | ¥4,870.00 | $1.46 /gBest ¥9.74/g CNY | CN China MOQ 500g | |
Made to Order | 98% 100g | ¥1,401.00 | $2.1 /g ¥14.01/g CNY | CN China MOQ 100g | |
In Stock | 98% 100g | ¥1,401.00 | $2.1 /g ¥14.01/g CNY | CN China MOQ 100g |
Physicochemical Properties
| Melting Point | 75-77°C |
|---|---|
| Boiling Point | 276 °C(lit.) |
| Density | >1.006 g/mL at 20 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 190.14700 |
| PSA | 15.27000 |
| LogP | 1.40100 |
| Refractive Index | n20/D 1.5430(lit.) |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2933599090 |
|---|---|
| Summary | 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 1-(2-Phenylethyl)piperazine?
The CAS number of 1-(2-Phenylethyl)piperazine is 5321-49-3.
What are the molecular formula and molecular weight of 1-(2-Phenylethyl)piperazine?
1-(2-Phenylethyl)piperazine has molecular formula C12H18N2 and molecular weight 190.28500 g/mol.
Which suppliers offer 1-(2-Phenylethyl)piperazine?
2 supplier(s) listed; reference unit price ¥9.74–30.20 /g.
Is 1-(2-Phenylethyl)piperazine hazardous?
1-(2-Phenylethyl)piperazine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of 1-(2-Phenylethyl)piperazine?
For 1-(2-Phenylethyl)piperazine, Upstream Products: (2-Bromoethyl)benzene, Piperazine, piperazinium chloride; Downstream Products: Phenylacetaldehyde.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-(2-Phenylethyl)piperazine (CAS 5321-49-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28829-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.