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Florasulam

Also known as: DE-570, N-(2,6-difluorophenyl)-8-fluoro-5-methoxy[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide, N-(2,6-Difluorophenyl)-8-fluoro-5-methoxy-[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide, 2',6',8-trifluoro-5-methoxy[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonanilide, florasulam (ISO), florasulam (bsi,iso), [1,2,4]Triazolo[1,5-c]pyrimidine-2-sulfonamide, N-(2,6-difluorophenyl)-8-fluoro-5-methoxy-, T56 ANN DN HNJ CSWMR BF FF& FF IO1

Florasulam (CAS 145701-23-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H8F3N5O3S and a molecular weight of 359.284 g/mol. Key properties include a melting point of 220-221° (dec) (Van Heertum); also reported as 193.5-230.5° (Thompson) and a density of 1.8±0.1 g/cm3. It is classified under GHS with signal word Warning and hazard statements H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
145701-23-1
Jingsj CID
J-1517242-2
Molecular Formula
C12H8F3N5O3S
Molecular Weight
359.284 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point220-221° (dec) (Van Heertum); also reported as 193.5-230.5° (Thompson)
Density1.8±0.1 g/cm3
Exact Mass359.029999
PSA106.86000
LogP1.29
Refractive Index1.676
Storage Conditions0-6°C

GHS Safety & Compliance

Environmental HazardSignal word: Warning
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of Florasulam?

The CAS number of Florasulam is 145701-23-1.

What are the molecular formula and molecular weight of Florasulam?

Florasulam has molecular formula C12H8F3N5O3S and molecular weight 359.284 g/mol.

Is Florasulam hazardous?

Florasulam has GHS signal word Warning and hazard statements H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of Florasulam?

For Florasulam, Upstream Products: 2,6-Difluoroaniline, propylene glycol.

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

Last updated:

How to cite: Jingsj. "Florasulam (CAS 145701-23-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517242-2 (accessed 2026-11-06).

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