Basic Info:

  • Chemical Synonym(s): 2,3-DIHYDRO-INDOLE-1,3-DICARBOXYLIC ACID 1-TERT-BUTYL ESTER 3-METHYL ESTER; Tribromophenol; Phenol,2,4,6-tribromo; 2,4,6-tribrom-1-phenol; Phenol, 2,4,6-tribromo-; TA 10;
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  • CAS Number: 118-79-6
  • Chemical Formula:


  • MSDS: Download


Boiling Point
Melting Point
Flash Point
Vapor density
11.4 (vs air)
Refractive index
1.5580 (estimate)
282-290°C subl.
Storage temp.
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We help you source Tribromophenol(TBP) in China

Our Advantages:

Our company began the business of resin raw materials in 2009, and there are currently 10 + vant scale plants in collaboration, which are located in Shandong, Jiangsu, Guangdong, Liaoning, etc., and the number of purchasing amounts reaches more than 1000 tons per year.
From 2009 to now, we have provided more than 20 kinds of resin feedstocks and their various resins to users of more than 30 +, among which are well-known enterprises such as Kolon, Hanwha, MIT, Basel

We have a 20+ year track record of working with suppliers in China and rating reports on them, and we keep our suppliers updated with the latest news so our customers can get the latest supplier reports. We know the market well and have early warning notifications on upstream raw material prices to help you build a stable supply chain.

When selecting suppliers, our procurement specialists will audit the qualification of suppliers, conduct thorough investigations such as field visits and sample testing, and make ratings to ensure the authenticity and legality of supplier information.

We have a long-term stable cooperation with GLP laboratories, encounter customer test results and supplier test results do not match the situation, we will commission a third party to test to ensure the accuracy, authenticity and reliability of the experimental results. In this way, we can effectively control the product quality problems.

We have a long-term cooperative warehouse and can follow up packaging and labeling according to safety regulations and customer requirements. In order to effectively prevent damage to the goods in transit, we have prepared various reinforcement measures and packaging solutions.

We have a number of international freight companies with whom we have long-standing cooperation, and we can choose several route options according to the customer's requirements. For more difficult or urgent orders, we will prepare several alternative solutions to ensure safe and timely delivery.


We promise to immediately and unconditionally exchange or return the goods if they have quality problems. Our employees who deal with after-sales issues have many years of international work experience and are familiar with various processes in multinational work, so they can communicate and deal with after-sales issues without any obstacles.

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Tribromophenol (TBP) is a phenol derivative and a skin allergen. TBP is also known as tribromo phenol, bromophenol blue, and phenol blue.

It is a yellow crystalline powder that easily dissolves in water and is miscible with ketones and ethers. It is used as a stain and dye for various lab procedures.

Some commonly used colors are safranin, crystal violet, malachite green, methyl green, brilliant green, auramine, chlorazol black, methyl violet, gentian violet, etc. Tribromophenol is also used as a Merthiolate replacement in the dye decolorization test.

TBP is used as a substrate for oxidase enzymes. It also acts as a stain in the histochemical process of chromogen for gold colloidal staining.


Tribromophenol(TBP) is used to manufacture plastics, paints, pigments, fibers, nylon, vinyl, flame retardant textiles, medical devices, weighing agents, and other products.

Commonly, it is used to produce epoxy resin compounds. These compounds could be used to form thermosets, adhesives, elastomers, and other polymers.

Another well-known use of it is the production of flame retardant compounds. It has been used as a precursor for heterocyclic compounds such as bis(triphenylphosphine)palladium.

In addition, it has been used as a dye and as a developer for microphotography to increase contrast and depth of field, among other things.