Description

1,1,3-Tributylthiourea is a specialized organosulfur compound widely utilized as a high-performance additive and intermediate in advanced chemical synthesis. Its value lies in its unique thiourea structure, which imparts excellent properties as a stabilizer, catalyst, and complexing agent for demanding industrial processes. This product is essential for manufacturers in the polymer, rubber, and specialty chemical industries seeking to enhance product stability and performance.

Application

• Polymer Stabilizer: Acts as an effective heat stabilizer and antioxidant in PVC and other halogenated polymers to prevent degradation during processing and extend service life.
• Rubber Chemical: Serves as a vulcanization accelerator and anti-scorching agent in the production of synthetic rubbers, improving cure rates and final physical properties.
• Metal Extraction & Separation: Used as a selective complexing agent in hydrometallurgical processes for the separation and recovery of precious and heavy metals.
• Corrosion Inhibitor: Formulated into coatings and lubricants for metals, providing protection against acidic and corrosive environments.
• Chemical Synthesis Intermediate: A key building block in the synthesis of pharmaceuticals, agrochemicals, and other fine chemicals requiring the thiourea moiety.
• Analytical Reagent: Employed in laboratory settings for the colorimetric detection and quantification of specific metal ions.

Basic Information

Product Name	1,1,3-Tributylthiourea
CAS No.	2422-88-0
Molecular Formula	C13H28N2S
Molecular Weight	244.44 g/mol
Synonyms	N,N-Dibutyl-N'-butylthiourea; Tributylthiourea; 1,1,3-Tributyl-2-thiourea; TBU; NSC 163044; Stabilizer TBU; Dibutyl(butylcarbamothioyl)amine; Vulkalent B/C
EINECS	219-350-3

Quality Control

Our production of 1,1,3-Tributylthiourea adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot is analyzed against comprehensive specifications using advanced techniques including HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, ensuring full traceability and compliance with customer and industry requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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