5-Amino-2,4-dichloropyrimidine
Also known as: 2,4-Dichloro-5-aminopyrimidine, 2,4-Dichloropyrimidin-5-amine, 2,4-Dichloro-5-pyrimidinamine, 5-Pyrimidinamine, 2,4-dichloro-, 2,4-Dichloropyrimidin-5-ylamine
5-Amino-2,4-dichloropyrimidine (CAS 5177-27-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3Cl2N3 and a molecular weight of 163.993 g/mol. Key properties include a melting point of 108-112ºC, a boiling point of 290.7±20.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 129.6±21.8 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H317 — May cause an allergic skin reaction and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5177-27-5
- Jingsj CID
- J-1992778-7
- Molecular Formula
- C4H3Cl2N3
- Molecular Weight
- 163.993 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 108-112ºC |
|---|---|
| Boiling Point | 290.7±20.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 129.6±21.8 °C |
| Exact Mass | 162.970398 |
| PSA | 51.80000 |
| LogP | 1.30 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.633 |
| Storage Conditions | -20°C Freezer, Under Inert Atmosphere |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H317 — May cause an allergic skin reaction
- H318 — Causes serious 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 5-Amino-2,4-dichloropyrimidine?
The CAS number of 5-Amino-2,4-dichloropyrimidine is 5177-27-5.
What are the molecular formula and molecular weight of 5-Amino-2,4-dichloropyrimidine?
5-Amino-2,4-dichloropyrimidine has molecular formula C4H3Cl2N3 and molecular weight 163.993 g/mol.
Is 5-Amino-2,4-dichloropyrimidine hazardous?
5-Amino-2,4-dichloropyrimidine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H317 — May cause an allergic skin reaction; H318 — Causes serious eye damage.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Amino-2,4-dichloropyrimidine (CAS 5177-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992778-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.