Flazasulfuron

About Flazasulfuron

Flazasulfuron is an analytical reagent carrying the CAS registry number 104040-78-0. Formula C13H12F3N5O5S, molecular weight 407.33 g/mol. Its systematic (IUPAC) name is 1-(4,6-dimethoxypyrimidin-2-yl)-3-[[3-(trifluoromethyl)-2-pyridinyl]sulfonyl]urea. It is also known as SL-160 or Flazasulfuron [ISO].

Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is commonly used for agrochemical formulations and laboratory analysis. Our customers for this product work in academic and industrial research and agrochemical production.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Agrochemical formulations
Laboratory analysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Flazasulfuron
Catalogue No.	VQ-041067
CAS Number	104040-78-0
IUPAC name	1-(4,6-dimethoxypyrimidin-2-yl)-3-[[3-(trifluoromethyl)-2-pyridinyl]sulfonyl]urea
Molecular formula	C₁₃H₁₂F₃N₅O₅S
Molecular weight	407.33 g/mol
Exact mass	407.0511
InChIKey	HWATZEJQIXKWQS-UHFFFAOYSA-N
SMILES	COC1=CC(=NC(=N1)NC(=O)NS(=O)(=O)C2=C(C=CC=N2)C(F)(F)F)OC
PubChem CID	93539

Physical properties
Physical form	Other
LogP (XLogP3)	2
H-bond donors / acceptors	2 / 11
TPSA	141 Å²
Synonyms	SL-160, 1-(4,6-Dimethoxypyrimidin-2-yl)-3-(3-trifluoromethyl-2-pyridylsulfonyl)urea, N-(((4,6-Dimethoxy-2-pyrimidinyl)amino)carbonyl)-3-(trifluoromethyl)-2-pyridinesulfonamide, n-[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]-3-(trifluoromethyl)-2-pyridinesulfonamide, Flazasulfuron [ISO], 1-(4,6-dimethoxypyrimidin-2-yl)-3-[3-(trifluoromethyl)pyridin-2-yl]sulfonylurea, N-((4,6-dimethoxypyrimidin-2-yl)carbamoyl)-3-(trifluoromethyl)pyridine-2-sulfonamide, Shibagen [Japanese], 1-(4,6-dimethoxy-2-pyrimidinyl)-3-[[3-(trifluoromethyl)-2-pyridinyl]sulfonyl]urea, N-[(4,6-Dimethoxypyrimidin-2-yl)carbamoyl]-3-(trifluoromethyl)pyridine-2-sulfonamide, 1-(4,6-dimethoxypyrimidin-2-yl)-3-[[3-(trifluoromethyl)-2-pyridyl]sulfonyl]urea

Safety & hazard information (GHS)

Environmental hazard

Signal word: Warning

Hazard statements

H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P273, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Flazasulfuron?

The CAS Registry Number of Flazasulfuron is 104040-78-0. It is also known as SL-160, 1-(4,6-Dimethoxypyrimidin-2-yl)-3-(3-trifluoromethyl-2-pyridylsulfonyl)urea, N-(((4,6-Dimethoxy-2-pyrimidinyl)amino)carbonyl)-3-(trifluoromethyl)-2-pyridinesulfonamide.

What is the molecular formula and molecular weight of Flazasulfuron?

Flazasulfuron has the molecular formula C13H12F3N5O5S and a molecular weight of 407.33 g/mol. Its IUPAC name is 1-(4,6-dimethoxypyrimidin-2-yl)-3-[[3-(trifluoromethyl)-2-pyridinyl]sulfonyl]urea.

Which grade and pack sizes of Flazasulfuron can I order?

We supply Flazasulfuron, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Flazasulfuron?

Yes. Every lot of Flazasulfuron is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Flazasulfuron be shipped internationally?

Yes. Flazasulfuron is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.