3,4-Dichlorophenethylamine
Also known as: 1-Amino-2-(3,4-dichlorophenyl)ethane, 2-(3,4-Dichlorophenyl)ethylamine, 2-(3,4-dichlorophenyl)ethan-1-amine, 2-(3,4-dichlorophenyl)ethanamine, 3,4-Dichloro-benzeneethanamine, 3,4-dichlorophenylethylamine, 4-(2-Aminoethyl)-1,2-dichlorobenzene, Benzeneethanamine, 3,4-dichloro-, MFCD00060617
3,4-Dichlorophenethylamine (CAS 21581-45-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H9Cl2N and a molecular weight of 190.070 g/mol. Key properties include a boiling point of 268.8±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 116.4±23.2 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 21581-45-3
- Jingsj CID
- J-27081-5
- Molecular Formula
- C8H9Cl2N
- Molecular Weight
- 190.070 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 268.8±25.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 116.4±23.2 °C |
| Exact Mass | 189.011200 |
| PSA | 26.02000 |
| LogP | 2.52 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.570 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2921499090 |
|---|---|
| Summary | 2921499090 other aromatic monoamines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 3,4-Dichlorophenethylamine?
The CAS number of 3,4-Dichlorophenethylamine is 21581-45-3.
What are the molecular formula and molecular weight of 3,4-Dichlorophenethylamine?
3,4-Dichlorophenethylamine has molecular formula C8H9Cl2N and molecular weight 190.070 g/mol.
Is 3,4-Dichlorophenethylamine hazardous?
3,4-Dichlorophenethylamine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 3,4-Dichlorophenethylamine?
For 3,4-Dichlorophenethylamine, Upstream Products: 3,4-Dichlorophenylacetonitrile, 3,4-Dichlorobenzyl chloride, 3,4-Dichlorobenzaldehyde; Downstream Products: (3,4-Dichlorophenethyl)hydrazine, 2-(3,4-Dichlorophenyl)ethanol, 1,2-dichloro-4-(2-isocyanatoethyl)benzene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,4-Dichlorophenethylamine (CAS 21581-45-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27081-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.