Trichloroacetyl isocyanate

Also known as: 2,2,2-Trichloroacetyl isocyanate, Acetyl isocyanate, 2,2,2-trichloro-, Isocyanic Acid Trichloroacetyl Ester, trichloromethylcarbonylisocyanate, Trichloroacetyl isocyanate

Trichloroacetyl isocyanate (CAS 3019-71-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3Cl3NO2 and a molecular weight of 188.397 g/mol. Key properties include a boiling point of 186.0±35.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 65.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H311 — Toxic in contact with skin, H314 — Causes severe skin burns and eye damage and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3019-71-4
Jingsj CID: J-42847-7
Molecular Formula: C₃Cl₃NO₂
Molecular Weight: 188.397 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	186.0±35.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	65.6±0.0 °C
Exact Mass	186.899460
PSA	46.50000
LogP	2.38
Vapor Pressure	0.7±0.4 mmHg at 25°C
Refractive Index	1.539

GHS Safety & Compliance

Corrosion / Acute Toxicity / Health HazardSignal word: Danger

H311 — Toxic in contact with skin
H314 — Causes severe skin burns and eye damage
H331 — Toxic if inhaled
H334 — May cause allergy or asthma symptoms if inhaled

Customs & Trade Information

HS Code	2929109000
Summary	2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Trichloroacetyl isocyanate?

The CAS number of Trichloroacetyl isocyanate is 3019-71-4.

What are the molecular formula and molecular weight of Trichloroacetyl isocyanate?

Trichloroacetyl isocyanate has molecular formula C3Cl3NO2 and molecular weight 188.397 g/mol.

Is Trichloroacetyl isocyanate hazardous?

Trichloroacetyl isocyanate has GHS signal word Danger and hazard statements H311 — Toxic in contact with skin; H314 — Causes severe skin burns and eye damage; H331 — Toxic if inhaled.

What are the upstream and downstream products of Trichloroacetyl isocyanate?

For Trichloroacetyl isocyanate, Upstream Products: Sodium cyanate, Trichloroacetyl chloride, Oxalyl chloride; Downstream Products: Methoxytrimethylsilane, 2-Propylthiazolo[4,5-c]quinolin-4-amine, 5-Methyl-2,4-oxazolidinedione.

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. "Trichloroacetyl isocyanate (CAS 3019-71-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42847-7 (accessed 2026-11-09).

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