Product Identification

Product Name

Methyl 2-[4,6-bis(difluoromethoxy)pyrimidin-2-ylcarbamoylsulfamoyl]benzoate

Synonyms

3-(4,6-(Tetrafluoromethoxy)pyrimidin-2-yl)-1-((2-methoxycarbonyl)phenylsulfonyl)urea
3-(4,6-Bis(difluoromethoxy)pyrimidin-2-yl)-1-(2-methoxycarbonylphenylsulfonyl)urea
Beacon
Benzoic acid, 2-(((((4,6-bis(difluoromethoxy)-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-, methyl ester
CGA-136872
Primisulfuron

CAS

86209-51-0

Formula

C15H12F4N4O7S

Molecular Weight

468.34

RTECS

DG4436000

RTECS Class

Agricultural Chemical and Pesticide; Drug

Merck

12,7928

Beilstein/Gmelin

6673850

Beilstein Reference

6-25

Physical and Chemical Properties

Solubility in water

Insoluble

Melting Point

203.1

pKa/pKb

3.98 (pKa)

Partition Coefficient

3.05

Usage

Sulfonylurea herbicide.

Handling and Storage

Storage

Store at 2-8 C.

Hazards Identification

Inhalation

Causes irritation, caughing and shortness of breath.

Skin

Causes irritation.

Eyes

Causes irritation.

Ingestion

Systemic toxicity is unlikely unless large amounts have been ingested. Nausea, vomiting, diarrhea, headache, confusion and electrolyte depletion can result.

Exposure Controls/Personal Protection

Exposure Effects

Protein metabolism disturbances, moderate emphysema, and weight loss with chronic exposure.