4-Amino-3-chloropyridine
Also known as: 3-chloropyridin-4-amine, 3-Chloro-4-pyridinamine, 3-Chloro-4-aminopyridine, 4-Pyridinamine, 3-chloro-, 3-Chloro-pyridin-4-ylamine, 3-chloro-4-pyridinylamine, 3-chloro-4-pyridylamine, 4-Amino-3-chloropyridine
4-Amino-3-chloropyridine (CAS 19798-77-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5ClN2 and a molecular weight of 128.560 g/mol. Key properties include a melting point of 44-46ºC, a boiling point of 250.9±20.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 105.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 19798-77-7
- Jingsj CID
- J-1059669-7
- Molecular Formula
- C5H5ClN2
- Molecular Weight
- 128.560 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 44-46ºC |
|---|---|
| Boiling Point | 250.9±20.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 105.5±21.8 °C |
| Exact Mass | 128.014130 |
| PSA | 38.91000 |
| LogP | 1.48 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.607 |
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) 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 4-Amino-3-chloropyridine?
The CAS number of 4-Amino-3-chloropyridine is 19798-77-7.
What are the molecular formula and molecular weight of 4-Amino-3-chloropyridine?
4-Amino-3-chloropyridine has molecular formula C5H5ClN2 and molecular weight 128.560 g/mol.
What are the upstream and downstream products of 4-Amino-3-chloropyridine?
For 4-Amino-3-chloropyridine, Upstream Products: 4-Aminopyridine, Chloroacetone, 3-Chloro-4-nitropyridine; Downstream Products: 4-Amino-3,5-dichloropyridine, 2-methylthiazolo[5,4-c]pyridine, 2-Phenylthiazolo[5,4-c]pyridine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Amino-3-chloropyridine (CAS 19798-77-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1059669-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.