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Home > Active Pharmaceutical Ingredients
In the chemical industry, API is Active Pharmaceutical Ingredients, meaning the active ingredients in pharmaceutical products. It is the core substance for producing the intended therapeutic effect. The quality of Active Pharmaceutical Ingredients is critical to the safety and efficacy of the final pharmaceutical product. Therefore, the production of API chemicals involves strict regulatory guidelines and standards, such as GMP (Good Manufacturing Practices) and GLP (Good Laboratory Practices). On ECHEMI, you can select API chemical products on your demand from various active pharmaceutical ingredient manufacturers and distributors.

Active Pharmaceutical Ingredients Suppliers

Buying Active Pharmaceutical Ingredients (APIs) can still be challenging, especially when quality, compliance, and supply stability matter most. On ECHEMI, you can access 740 qualified manufacturers and 369 verified distributors across China, India, the USA, Europe, and other regions. Compare API specifications, review compliance standards, and connect directly with reliable suppliers to support your pharmaceutical production and research needs.
Explore active pharmaceutical ingredients for your specific needs now.
4829 Active Pharmaceutical Ingredients items

Felbamate

CAS No: 25451-15-4

Formula: C11H14N2O4

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

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Propacetamol

CAS No: 66532-85-2

Formula: C14H20N2O3

Categories: Active Pharmaceutical Ingredients > Amides

Antipyretics and analgesics are converted into paracetamol in the body. Used to treat pain and fever symptoms of various diseases.More

Naftifine hydrochloride

CAS No: 65473-14-5

Formula: C21H21N.ClH

Categories: Active Pharmaceutical Ingredients > Synthetic Anti-infective Drugs

Naftifine Hydrochloride is a synthetic, broad spectrum, antifungal agent.Target: AntifungalNaftifine exhibits an interesting in vitro spectrum of activity against dermatophytes (38 strains; minimal inhibitory concentration (MIC) range 0.1 to 0.2 mg/mL), aspergilli (6 strains; MIC range, 0.8 to 12.5 mg/mL), Sporothrix schenckii (2 strains; MICs, 0.8 and 1.5 mg/mL), and yeasts of the genus Candida (77 strains; MIC range, 1.5 to greater than 100 mg/mL) [1]. The MIC of naftifine for C. albicMore

Tanespimycin

CAS No: 75747-14-7

Formula: C31H43N3O8

Categories: Active Pharmaceutical Ingredients > Antineoplastic Agents

17-AAG is a potent HSP90 inhibitor with an IC50 of 5 nM, having a 100-fold higher binding affinity for tumour cell derived HSP90 than normal cell derived HSP90. More

Gliquidone

CAS No: 33342-05-1

Formula: C27H33N3O6S

Categories: Active Pharmaceutical Ingredients > Hormones and the Endocrine System

Gliquidone (AR-DF 26) is an anti-diabetic drug in the sulfonylurea class, used in the treatment of diabetes mellitus type 2. More

(αZ)-2-Amino-α-[[2-(1,1-dimethylethoxy)-1,1-dimethyl-2-oxoethoxy]imino]-4-thiazoleacetic acid

CAS No: 86299-47-0

Formula: C13H19N3O5S

Categories: Active Pharmaceutical Ingredients > Antibiotics

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Danofloxacin mesylate

CAS No: 119478-55-6

Formula: C20H24FN3O6S

Categories: Active Pharmaceutical Ingredients > Synthetic Anti-infective Drugs

Crystalline SolidDanofloxacin is a fluoroquinolone antibiotic and a type II topoisomerase inhibitor. It has a broad antimicrobial spectrum. It can be used as an anti-infective agent for veterinary use only. More

Benztropine mesylate

CAS No: 132-17-2

Formula: C21H25NO.CH4O3S

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

Benzotropine is a centrally-acting, antimuscarinic agent used as an adjunct in the treatment of Parkinson's disease.Target: mAChRBenzotropine is a centrally-acting, antimuscarinic agent used as an adjunct in the treatment of Parkinson's disease. It may also be used to treat extrapyramidal reactions, such as dystonia and Parkinsonism, caused by antipsychotics. Symptoms of Parkinson's disease and extrapyramidal reactions arise from decreases in dopaminergic activity which creates an imbalaMore

7-Methylindole

CAS No: 933-67-5

Formula: C9H9N

Categories: Active Pharmaceutical Ingredients > Other Chemical Drugs

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1109 Active Pharmaceutical Ingredients Suppliers

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Ticarcillin

CAS No: 34787-01-4

Formula: C15H16N2O6S2

Categories: Active Pharmaceutical Ingredients > Antibiotics

ChEBI: A penicillin compound having a 6beta-[(2R)-2-carboxy-2-thiophen-3-ylacetyl]amino side-group.More

9-Aminoacridine

CAS No: 90-45-9

Formula: C13H10N2

Categories: Active Pharmaceutical Ingredients > Synthetic Anti-infective Drugs

9-Aminoacridine is a highly fluorescent dye used clinically as a topical antiseptic and experimentally as a mutagen, an intracellular pH indicator. More

Cefminox

CAS No: 75481-73-1

Formula: C16H21N7O7S3

Categories: Active Pharmaceutical Ingredients > Antibiotics

Cephalosporin antibioticsMore

Sisomicin

CAS No: 32385-11-8

Formula: C19H37N5O7

Categories: Active Pharmaceutical Ingredients > Antibiotics

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(±)-Phenoxybenzamine

CAS No: 59-96-1

Formula: C18H22ClNO

Categories: Active Pharmaceutical Ingredients > Amides

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Fructose 1,6-bisphosphate

CAS No: 488-69-7

Formula: C6H14O12P2

Categories: Active Pharmaceutical Ingredients > Fluid, Electrolyte, and Acid-base Balance

Fosfructose is a cytoprotective natural sugar phosphate for the potential treatment of cardiovascular ischemia, sickle cell anemia and asthma. More

Active Pharmaceutical Ingredients Market

Market report will help you efficiently source API chemicals! ECHEMI can provide export and import data of API products you need to monitor and analyze the API market!
  • Phytosterol:

    40.0Yuan/kg -

Frequently Asked Questions

Are APIs safe to store and transport?

APIs must be handled according to regulatory and safety guidelines. Proper storage conditions, protective equipment, and transportation protocols are required to maintain stability and prevent contamination or hazards.

What industries use APIs?

APIs are widely used in pharmaceutical, veterinary, nutraceutical, and chemical research industries. They are essential for manufacturing medications, supplements, and experimental formulations.

How can I buy active pharmaceutical ingredients in bulk?

You can find certified API manufacturers and traders on ECHEMI. They provide detailed product information, CAS numbers, and safety data sheets (SDS) to ensure safe and reliable bulk purchases.

What are the top selling APIs on ECHEMI?

The top selling APIs on ECHEMI include Veterinary Raw Materials, Anesthetic Agents, Antiallergic Drugs, Feed Additives, Hormones and Endocrine Drugs, Digestive System Drugs, Vitamins and Minerals, Synthetic Anti-infective Drugs, Respiratory Drugs, and other chemical drugs.

What are active pharmaceutical ingredients?

Active Pharmaceutical Ingredients, also known as APIs, are the main active ingredients in a pharmaceutical drug to provide the intended therapeutic effect. APIs can be chemically synthesized or obtained from natural sources like plants and animals. After identifying the API, it is combined with other inactive ingredients to create a drug product that can be taken in different forms, such as tablets, capsules or injections.

What are the most common active pharmaceutical ingredients?

Here are some examples of common API chemicals.

1) Paracetamol (Acetaminophen) - a pain reliever and fever reducer

2) Ibuprofen - a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain, fever, and inflammation

3) Aspirin - a medication used to reduce pain, fever, and inflammation and also used as a blood thinner

4) Amoxicillin - an antibiotic used to treat bacterial infections

5) Metformin - an oral medication for type 2 diabetes that lowers blood sugar levels

6) Omeprazole - a proton-pump inhibitor (PPI) used to reduce stomach acid production

7) Atorvastatin - a medication used to lower cholesterol levels in the blood

8) Sertraline - an antidepressant medication belonging to the class of selective serotonin reuptake inhibitors (SSRIs)

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