N-Bromosuccinimide/NBS CAS 128-08-5 manufacture price

Short Description:

N-Bromosuccinimide/NBS CAS 128-08-5 is typically a white to pale yellow crystalline solid. It is usually found as a powder or small crystals. NBS is often used as a brominating agent in organic synthesis.

N-Bromosuccinimide (NBS) is moderately soluble in water, about 0.5 grams per 100 milliliters at room temperature. It is more soluble in organic solvents such as acetone, chloroform, and methanol. 


Product Detail

Product Tags

Product Description

Product name:N-Bromosuccinimide
CAS:128-08-5
MF:C4H4BrNO2
MW:177.98
Density:2.098 g/cm3
Melting point:175-180°C
Package:1 kg/bag, 25 kg/bag, 25 kg/drum
Property:It is soluble in acetone, ethyl acetate, acetic anhydride, insoluble in water, benzene, carbon tetrachloride, chloroform, etc.

Specification

Items
Specifications
Appearance
White crystal
Purity
≥99%
Effective bromide
≥44%
Cl
≤0.05%
Loss on drying
≤0.5%

Application

1.It is used as organic synthetic raw material for bromination reaction.

2.It is used in the production of rubber additives.
3.It can also be used as fruit preservative, antiseptic and mould inhibitor.

1. Bromination of Olefins and Aromatic Compounds: NBS is used to add bromine to the double bonds of olefins and to brominate aromatic compounds, usually under the action of light or heat.

2. Free radical reaction: NBS can generate bromine radicals, which can be used in various free radical substitution reactions.

3.Synthesis of bromine compounds: Used to synthesize various brominated organic compounds, which can be used as intermediates for medicines and agricultural chemicals.

4. Oxidation reaction: NBS can also act as an oxidant in certain reactions, promoting the conversion of alcohols into carbonyl compounds.

5. Dehydrogenation: Used for the dehydrogenation of certain substrates, which helps the formation of double bonds.

 

About Transportation

* We can supply different kinds of transport according customers' demands.

* When the quantity is small, we can ship by air or international couriers, such as FedEx, DHL, TNT, EMS and various of international transport special lines. 

*  When the quantity is large, we can ship by sea to appointed port.

* Besides, we can also provide special services according to customers’ demands and products’ properties.

Transportation

Storage conditions

Stored in a ventilated and dry warehouse.

 

N-Bromosuccinimide (NBS) should be stored properly to maintain its stability and effectiveness. Here are some guidelines for storing NBS:

1. Container: Store NBS in its original container or transfer to a sealed glass or plastic container that is compatible with bromine compounds.

2. Temperature: Store NBS in a cool, dry place away from direct sunlight and heat sources. Ideally, it should be kept at room temperature or in the refrigerator.

3. Humidity: Make sure the storage area is dry as moisture can cause NBS to degrade.

4. Incompatibility: Please keep NBS away from strong oxidants, reducing agents and other active chemicals to prevent unwanted reactions.

5. Label: Clearly label containers with chemical name, concentration, and hazard information.

6. Safety Precautions: Always use appropriate personal protective equipment (PPE) such as gloves and goggles when handling NBS and store it in a well-ventilated area.

 

Phenethyl alcohol

Cautions when ship N-Bromosuccinimide?

When transporting N-bromosuccinimide (NBS), several precautions must be taken due to its chemical properties and potential hazards. Here are some key considerations to take into account:

1. Regulatory Compliance: Ensure compliance with local, national and international regulations regarding the transport of dangerous goods. NBS may be classified as a hazardous material, so please review relevant guidelines.

2. Packaging: Use appropriate packaging materials that are compatible with NBS. Typically, this involves using strong, leak-proof containers that can withstand the physical stress of shipping. Glass or high-density polyethylene (HDPE) containers are usually suitable.

3. Label: Clearly label the packaging with the chemical name, UN number (if applicable), hazard symbol and any relevant safety information. Ensure labels are clearly visible.

4. Temperature Control: If necessary, consider implementing temperature control measures to prevent exposure to extreme temperatures that could affect the stability of the NBS.

5. Avoid moisture: Make sure the packaging is moisture-proof, as NBS will degrade in humid environments. Use a desiccant if necessary.

6. Isolation: During transportation, keep NBS away from incompatible substances such as strong oxidizing agents, reducing agents and other reactive substances.

7. Documentation: Includes all necessary shipping documentation such as Safety Data Sheets (SDS), shipping manifests, and any required permits.

8. Training: Ensure that personnel involved in the transportation process are trained in handling dangerous goods and understand the risks associated with NBS.

 

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