2,4-Dichloro-5-iodopyrimidine

Also known as: 2,4-Dichloro-5-iodopyrimidine, 5-Iodo-2,4-dichloropyrimidine, Pyrimidine, 2,4-dichloro-5-iodo-

2,4-Dichloro-5-iodopyrimidine (CAS 13544-44-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4HCl2IN2 and a molecular weight of 274.875 g/mol. Key properties include a melting point of 70 °C, a boiling point of 310.2±22.0 °C at 760 mmHg, a density of 2.3±0.1 g/cm3 and a flash point of 141.4±22.3 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 13544-44-0
Jingsj CID: J-35992-2
Molecular Formula: C₄HCl₂IN₂
Molecular Weight: 274.875 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	70 °C
Boiling Point	310.2±22.0 °C at 760 mmHg
Density	2.3±0.1 g/cm3
Flash Point	141.4±22.3 °C
Exact Mass	273.856140
PSA	25.78000
LogP	2.67
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.663

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

H301 — Toxic if swallowed
H315 — Causes skin irritation
H318 — Causes serious eye damage
H335 — May cause respiratory irritation

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 2,4-Dichloro-5-iodopyrimidine?

The CAS number of 2,4-Dichloro-5-iodopyrimidine is 13544-44-0.

What are the molecular formula and molecular weight of 2,4-Dichloro-5-iodopyrimidine?

2,4-Dichloro-5-iodopyrimidine has molecular formula C4HCl2IN2 and molecular weight 274.875 g/mol.

Is 2,4-Dichloro-5-iodopyrimidine hazardous?

2,4-Dichloro-5-iodopyrimidine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 2,4-Dichloro-5-iodopyrimidine?

For 2,4-Dichloro-5-iodopyrimidine, Upstream Products: 5-Iodouracil; Downstream Products: 5-Iodo-2,4-dimethoxypyrimidine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Dichloro-5-iodopyrimidine (CAS 13544-44-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35992-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.