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4-Iodopyrazole

Also known as: 4-Iodo-1H-pyrazole, 1H-Pyrazole, 4-iodo-, Pyrazole,4-iodo-, 4-iod-1h-pyrazol, MFCD00005244, EINECS 222-434-1

4-Iodopyrazole (CAS 3469-69-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C3H3IN2 and a molecular weight of 193.97 g/mol. Key properties include a melting point of 108-110 °C(lit.), a boiling point of 291.9±13.0 °C at 760 mmHg, a density of 2.3±0.1 g/cm3 and a flash point of 130.3±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3469-69-0
Jingsj CID
J-48184-5
Molecular Formula
C3H3IN2
Molecular Weight
193.97 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point108-110 °C(lit.)
Boiling Point291.9±13.0 °C at 760 mmHg
Density2.3±0.1 g/cm3
Flash Point130.3±19.8 °C
Exact Mass193.934082
PSA28.68000
LogP1.70
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.688

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933199090
Summary2933199090. other compounds containing an unfused pyrazole 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-Iodopyrazole?

The CAS number of 4-Iodopyrazole is 3469-69-0.

What are the molecular formula and molecular weight of 4-Iodopyrazole?

4-Iodopyrazole has molecular formula C3H3IN2 and molecular weight 193.97 g/mol.

Is 4-Iodopyrazole hazardous?

4-Iodopyrazole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-Iodopyrazole?

For 4-Iodopyrazole, Upstream Products: Pyrazole, 4-Amino-1H-pyrazole; Downstream Products: 1-Benzyl-4-iodo-1H-pyrazole, 4-Iodo-1-methyl-1H-pyrazole, 1-(4-Iodo-1H-pyrazol-1-yl)ethan-1-one.

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-Iodopyrazole (CAS 3469-69-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48184-5 (accessed 2026-11-06).

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