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Home > Chemical Reagents
Chemical reagents, also called reagents or analytical reagents, are substances used in chemical reactions for a desired chemical change. They are widely used in chemical researches and component analysis, like the synthesis, separation, qualitative and quantitative analysis of substances. Reagents can be inorganic or organic compounds, acids, bases, oxidizing agents, reducing agents, solvents, or complex mixtures. On ECHEMI, 19441 qualified suppliers provide various raw materials, including Deuterated Reagents, Organic Reagents, Silane Reagent, Chiral Chemicals, Grignard Reagent, Desulfurizer to help chemists on chemical researches in factories, schools, and hospitals. Buy chemical reagents now from trusted suppliers and manufactures to deliver to any place in the world at competitive prices!

Chemical Reagent Suppliers

Sourcing chemical reagents can still be challenging, but ECHEMI simplifies the process. Connect with 215 trusted manufacturers and 225 verified distributors offering a wide range of organic, inorganic, and specialty reagents for research, laboratory experiments, and industrial applications. Explore our platform to find high-purity reagents and get competitive quotes from reliable suppliers.
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11103 Chemical Reagents items

Ethyl benzoylformate

CAS No: 1603-79-8

Formula: C10H10O3

Categories: Chemical Reagents > Organic Reagents

Ethylene glycol ditosylate

CAS No: 6315-52-2

Formula: C16H18O6S2

Categories: Chemical Reagents > Organic Reagents

Ethylene glycol ditosylate, also known as 1,2-bis(p-toluenesulfonoxy)ethane, is an organic compound with the molecular formula C₁₆H₁₈O₆S₂ and a molecular weight of approximately 370.44 g/mol. It appears as a white to off-white solid, typically in powder or crystalline form, with a melting point between 124 °C and 129 °C. The compound is slightly soluble in water but shows increased solubility in organic solvents such as chloroform and methanol when heated. ​More

4-Hydrazinobenzenesulfonamide

CAS No: 4392-54-5

Formula: C6H9N3O2S

Categories: Chemical Reagents > Organic Reagents

Off-White to Light Beige SolidMore

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[1,1′-Biphenyl]-4-carbonyl chloride

CAS No: 14002-51-8

Formula: C13H9ClO

Categories: Chemical Reagents > Organic Reagents

4-Biphenylcarbonyl chloride is white to yellow fine crystalline powder More

4-Chloro-m-phenylenediamine

CAS No: 5131-60-2

Formula: C6H7ClN2

Categories: Chemical Reagents > Organic Reagents

Crystals. Soluble in ethanol; slightly soluble in water; insoluble in petroleum ether.More

1-Chloro-4-(methylsulfonyl)benzene

CAS No: 98-57-7

Formula: C7H7ClO2S

Categories: Chemical Reagents > Organic Reagents

off-white crystalline powderMore

Ethyl 2,3-dibromopropanoate

CAS No: 3674-13-3

Formula: C5H8Br2O2

Categories: Chemical Reagents > Organic Reagents

clear colorless to yellow liquidMore

4-(Trifluoromethyl)phenylhydrazinehydrochloride

CAS No: 2923-56-0

Formula: C7H8ClF3N2

Categories: Chemical Reagents > Organic Reagents

white to light yellow crystal powdeMore

Ethyne, ethoxy-

CAS No: 927-80-0

Formula: C4H6O

Categories: Chemical Reagents > Organic Reagents

Clear orange to brown solutionMore

4-Bromo-3,5-dimethylisoxazole

CAS No: 10558-25-5

Formula: C5H6BrNO

Categories: Chemical Reagents > Organic Reagents

clear colorless to light yellow liquidMore

3,5-Dichlorophenyl isocyanate

CAS No: 34893-92-0

Formula: C7H3Cl2NO

Categories: Chemical Reagents > Organic Reagents

white to slightly yellow low melting solid The dichlorophenyl isocyanates are combustible, crystalline (sugar or sand-like) solids. In general, they are white to yellow in color, but the 1,4-dichloro-2-phenyl isomer is white to light green. Their flash points are generally .113C but that of the 1,3-dichloro-2-phenyl isomer is reported as 77C. These chemicals are insoluble in water, and some may be reactive. 1,2-dichloro-4-isomer (CAS 102-36-3) is the isomer of regulatory focusMore

Frequently Asked Questions

How to choose the right chemical reagent?

To choose the right chemical reagent, you should first clarify its purpose in your process — whether it is used for synthesis, analysis, purification, or testing. Key factors to consider include: chemical compatibility with other substances, required purity grade, concentration, stability, storage conditions, and any safety or regulatory requirements in your region.

At ECHEMI, chemical reagents are clearly categorized (such as Organic Reagents, Deuterated Reagents, Silane Reagents and Grignard Reagents) to help buyers quickly narrow down options based on application. If you are unsure, you can also submit your application details and our suppliers will recommend suitable products and provide competitive quotations.

What are common chemical reagents?

Chemical reagents can be grouped into several major categories based on their structure and application. On ECHEMI, common reagent categories include:

Deuterated Reagents – Commonly used in research and analytical testing, especially in NMR spectroscopy. Organic Reagents – Frequently used in organic synthesis and industrial chemical production. Silane Reagents – Applied in surface treatment, sealants, and adhesion promotion. Chiral Chemicals – Important for producing enantiomerically pure compounds in pharmaceutical and fine chemical industries. Grignard Reagents – Widely used in carbon–carbon bond formation during organic synthesis. Desulfurizers – Used in processes where sulfur removal is required.

These reagent types are widely applied in laboratories and manufacturing processes, depending on specific reaction requirements.

What is the difference between a chemical and a reagent?

A chemical is any substance with a defined composition and properties, while a reagent is a type of chemical that is specifically used to take part in a chemical reaction. In other words, all reagents are chemicals, but not all chemicals are used as reagents. A reagent is chosen because it actively participates in or helps trigger a chemical process.

What is a chemical reagent?

A chemical reagent is a substance used to cause, support, or test a chemical reaction. It is selected based on its reactivity and ability to participate in or indicate specific chemical changes. Chemical reagents can be organic or inorganic and are widely used in laboratories, research institutions, pharmaceuticals, chemical manufacturing, and analytical testing.

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