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Thiazole-4-carboxaldehyde

Also known as: 4-Thiazolecarboxaldehyde, 4-Thiazolecarboxyaldehyde, Thiazole-4-carbaldehyde, 1,3-Thiazole-4-carbaldehyde, 1,3-Thiazole-4-carboxaldehyde

Thiazole-4-carboxaldehyde (CAS 3364-80-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3NOS and a molecular weight of 113.138 g/mol. Key properties include a melting point of 60-64ºC, a boiling point of 222.4±13.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 88.3±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3364-80-5
Jingsj CID
J-1509790-2
Molecular Formula
C4H3NOS
Molecular Weight
113.138 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point60-64ºC
Boiling Point222.4±13.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point88.3±19.8 °C
Exact Mass112.993530
PSA58.20000
LogP0.80
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.621
Storage ConditionsKeep Cold

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2934100090
Summary2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Thiazole-4-carboxaldehyde?

The CAS number of Thiazole-4-carboxaldehyde is 3364-80-5.

What are the molecular formula and molecular weight of Thiazole-4-carboxaldehyde?

Thiazole-4-carboxaldehyde has molecular formula C4H3NOS and molecular weight 113.138 g/mol.

Is Thiazole-4-carboxaldehyde hazardous?

Thiazole-4-carboxaldehyde has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of Thiazole-4-carboxaldehyde?

For Thiazole-4-carboxaldehyde, Upstream Products: 4-(chloromethyl)thiazole; Downstream Products: 4-Cyanothiazole, 4-(Hydroxymethyl)thiazole, Cambendazole.

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

Last updated:

How to cite: Jingsj. "Thiazole-4-carboxaldehyde (CAS 3364-80-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509790-2 (accessed 2026-11-09).

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