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4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid

Also known as: CFTR(inh)-172, CFTRinh-172, CFTR inhibitor 172, 4-[(Z)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid, Benzoic acid, 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-5-thiazolidinylidene]methyl]-, Benzoic acid, 4-[(Z)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-5-thiazolidinylidene]methyl]-

4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid (CAS 307510-92-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H10F3NO3S2 and a molecular weight of 409.402 g/mol. Key properties include a boiling point of 555.7±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 289.9±32.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H317 — May cause an allergic skin reaction and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
307510-92-5
Jingsj CID
J-1969515-9
Molecular Formula
C18H10F3NO3S2
Molecular Weight
409.402 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point555.7±60.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point289.9±32.9 °C
Exact Mass409.005432
PSA115.00000
LogP4.51
Appearanceyellow
Vapor Pressure0.0±1.6 mmHg at 25°C
Refractive Index1.698
Storage ConditionsStore at +4°C
Additional PropertyDMSO: ≥10mg/mL

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H410 — Very toxic to aquatic life with long lasting effects

Activity & Biological Data

TargetKi: 300 nM (CFTR)[1]
Additional Information[1]. Ma T, et al. Thiazolidinone CFTR inhibitor identified by high-throughput screening blocks cholera toxin-induced intestinal fluid secretion. J Clin Invest. 2002 Dec;110(11):1651-8. [2]. Taddei A, et al. Altered channel gating mechanism for CFTR inhibition by a high-affinity thiazolidinone blocker. FEBS Lett. 2004 Jan 30;558(1-3):52-6.

Frequently Asked Questions

What is the CAS number of 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid?

The CAS number of 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid is 307510-92-5.

What are the molecular formula and molecular weight of 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid?

4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid has molecular formula C18H10F3NO3S2 and molecular weight 409.402 g/mol.

Is 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid hazardous?

4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid?

For 4-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid, Upstream Products: 2-Thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-4-one, 4-Formylbenzoic acid, 3-(Trifluoromethyl)aniline.

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-[(E)-[4-oxo-2-thioxo-3-[3-(trifluoromethyl)phenyl]-1,3-thiazolidin-5-ylidene]methyl]benzoic acid (CAS 307510-92-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969515-9 (accessed 2026-11-09).

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