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Pyrazolynate

Also known as: Pyrazolate, SW-751, 4-(2,4-dichlorobenzoyl)-1,3-dimethyl-1H-pyrazol-5-yl 4-methylbenzene-1-sulfonate, 4-(2,4-dichlorobenzoyl)-1,3-dimethylpyrazol-5-yl toluene-4-sulfonate, (2,4-dichlorophenyl)[1,3-dimethyl-5-[[(4-methylphenyl)sulfonyl]oxy]-1H-pyrazol-4-yl]methanone, MFCD00274603

Pyrazolynate (CAS 58011-68-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C19H16Cl2N2O4S and a molecular weight of 439.31200 g/mol. Key properties include a boiling point of 610.7ºC at 760 mmHg, a density of 1.42g/cm3 and a flash point of 323.1ºC. It is classified under GHS with signal word Warning and hazard statements H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
58011-68-0
Jingsj CID
J-32500-0
Molecular Formula
C19H16Cl2N2O4S
Molecular Weight
439.31200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point610.7ºC at 760 mmHg
Density1.42g/cm3
Flash Point323.1ºC
Exact Mass438.02100
PSA86.64000
LogP5.42320
Vapor Pressure7.44E-15mmHg at 25°C
Refractive Index1.632
Storage Conditions0-6°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H332 — Harmful if inhaled

Frequently Asked Questions

What is the CAS number of Pyrazolynate?

The CAS number of Pyrazolynate is 58011-68-0.

What are the molecular formula and molecular weight of Pyrazolynate?

Pyrazolynate has molecular formula C19H16Cl2N2O4S and molecular weight 439.31200 g/mol.

Is Pyrazolynate hazardous?

Pyrazolynate has GHS signal word Warning and hazard statements H332 — Harmful if inhaled.

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

Last updated:

How to cite: Jingsj. "Pyrazolynate (CAS 58011-68-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32500-0 (accessed 2026-11-06).

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