Thiacloprid

噻虫啉

Also known as: (E)-Thiacloprid, (3-((6-chloro-3-pyridinyl)methyl)-2-thiazolidinylidene)cyanamide, [3-[(6-chloropyridin-3-yl)methyl]-1,3-thiazolidin-2-ylidene]cyanamide, (2E)-3-[(6-chloro-3-pyridinyl)methyl]-1,3-thiazolidin-2-ylidenecyanamide, Cyanamide, (3-((6-chloro-3-pyridinyl)methyl)-2-thiazolidinylidene)-, MFCD02101042, NTN 33894, YRC 2894

Thiacloprid (CAS 111988-49-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C10H9ClN4S and a molecular weight of 252.723 g/mol. It is also known as (E)-Thiacloprid, (3-((6-chloro-3-pyridinyl)methyl)-2-thiazolidinylidene)cyanamide and [3-[(6-chloropyridin-3-yl)methyl]-1,3-thiazolidin-2-ylidene]cyanamide. Key properties include a melting point of 136ºC, a boiling point of 423.1±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 209.7±31.5 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H332 — Harmful if inhaled and H336 — May cause drowsiness or dizziness. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
111988-49-9
Jingsj CID
J-3076-6
Molecular Formula
C10H9ClN4S
Chinese Name
噻虫啉
Molecular Weight
252.723 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point136ºC
Boiling Point423.1±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point209.7±31.5 °C
Exact Mass252.023651
PSA77.58000
LogP0.55
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.691

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H332 — Harmful if inhaled
  • H336 — May cause drowsiness or dizziness
  • H351 — Suspected of causing cancer
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

Additional Information[1]. Schuld, M., et al. Effects of Thiacloprid, a New Chloronicotinyl Insecticide, On the Egg Parasitoid Trichogramma cacaoeciae. Ecotoxicology 9, 197–205 (2000). [2]. Verebová V, Želonková K, Holečková B, Staničová J. The effect of neonicotinoid insecticide thiacloprid on the structure and stability of DNA. Physiol Res. 2019;68(Suppl 4):S459-S466.

Frequently Asked Questions

What is the CAS number of Thiacloprid?

The CAS number of Thiacloprid is 111988-49-9.

What are the molecular formula and molecular weight of Thiacloprid?

Thiacloprid has molecular formula C10H9ClN4S and molecular weight 252.723 g/mol.

Is Thiacloprid hazardous?

Thiacloprid has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H332 — Harmful if inhaled; H336 — May cause drowsiness or dizziness.

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

Last updated:

How to cite: Jingsj. "Thiacloprid (CAS 111988-49-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3076-6 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.