Description

Barban is a selective carbamate herbicide known for its post-emergence control of specific grass weeds in broadleaf crops. Its primary value lies in its targeted action, which allows for effective weed management while minimizing damage to the desired crop. This product is essential for agricultural professionals and formulators seeking reliable solutions for weed control in crops such as sugar beets, lentils, and certain vegetables.

Application

• Selective Herbicide for Broadleaf Crops: Primarily used for post-emergence control of wild oats and other grassy weeds in sugar beets, lentils, and flax.
• Agricultural Formulations: A key active ingredient in the manufacture of emulsifiable concentrate (EC) and wettable powder (WP) herbicide formulations.
• Integrated Weed Management (IWM) Programs: Employed as part of a rotational strategy to manage herbicide resistance in weed populations.
• Research & Development: Used in agrochemical research for studying carbamate mode of action and developing new crop protection solutions.

Basic Information

Product Name	Barban
CAS No.	101-27-9
Molecular Formula	C11H9Cl2NO2
Molecular Weight	258.10 g/mol
Synonyms	4-Chlorobut-2-ynyl 3-chlorocarbanilate; Carbamic acid, (3-chlorophenyl)-, 4-chloro-2-butyn-1-yl ester; Barbane; Carbyne; Chlorinat; CS-847; NSC 163045
EINECS	202-931-5

Quality Control

Our Barban technical material is produced under a stringent quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, identity, and impurity profiles. A Certificate of Analysis (COA) detailing the results of tests such as assay, moisture content, and relevant impurities is provided with each shipment to guarantee consistency and reliability for your formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Separate from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to tan crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Melting Point	75 - 78 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.