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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 744 qualified manufacturers and 391 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.
4851 Active Pharmaceutical Ingredients items

Evening primrose, Oenotherabiennis, ext.

CAS No: 90028-66-3

Categories: Active Pharmaceutical Ingredients > Antioxidant Ingredient

The therapeutic botanical properties of evening primrose oil (Oenothera biennis) are described as astringent and helpful for skin irritations. Incorporated into certain preparations at a 10 percent concentration, it appears to improve cases of pruritis and xerosis. evening primrose oil improves the skin’s hydration and its ability to develop normal barrier functions. evening primrose oil contains a high amount of gamma linoleic acid, which is one of the essential fatty acids vital for maintaininMore

Astemizole

CAS No: 68844-77-9

Formula: C28H31FN4O

Categories: Active Pharmaceutical Ingredients > Antiallergic Drugs

Astemizole, a second-generation antihistamine drug to diminish allergic symptoms with a long duration of action, is a histamine H1-receptor antagonist, with an IC50 of 4 nM. Astemizole also shows potent hERG K+ channel blocking activity with an IC50 of 0.9 nM. Astemizole has anticholinergic and antipruritic effects[1][2]. More

Iodoform

CAS No: 75-47-8

Formula: CHI3

Categories: Active Pharmaceutical Ingredients > Antimicrobials

yellow solid with a characteristic pungent and Iodoform is a yellow or greenish-yellow powder or crystalline solid that is volatile with steam and contains 96.69% iodine. It has a very characteristic pungent odor. An odor threshold of 0.005 ppm has been reported.More

Sineptina

CAS No: 1392-21-8

Formula: C35H59NO13

Categories: Active Pharmaceutical Ingredients > Antibiotics

Leucomycin complex (kitasamycin) is a family of closely related macrocyclic lactone antibiotics produced by Streptomyces kitasatoensis, discovered in 1953. The complex contained over 14 components with analogues A1, A4, A5, and A13 being the most abundant analogues. Leucomycin complex is used as an animal health product for control of Gram positive bacteria, Gram negative cocci, leptospira and mycoplasma.More

Ancitabine

CAS No: 31698-14-3

Formula: C9H11N3O4

Categories: Active Pharmaceutical Ingredients > Antineoplastic Agents

ChEBI: An organic heterotricyclic compound resulting from the formal condensation of the oxo group of cytidine to the 2' position with loss of water to give the corresponding cyclic ether. A prodrug, it is metabolised to the antineoplastic agent cytarabine, so is used to maintain a more constant antineoplastic action.More

1135 Active Pharmaceutical Ingredients Suppliers

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Phenformin hydrochloride

CAS No: 834-28-6

Formula: C10H15N5.ClH

Categories: Active Pharmaceutical Ingredients > Hormones and the Endocrine System

Phenformin (hydrochloride) is a hydrochloride salt of phenformin that is an anti-diabetic drug from the biguanide class, can activate AMPK activity. More

3,3,3-Trifluoropropene

CAS No: 677-21-4

Formula: C3H3F3

Categories: Active Pharmaceutical Ingredients > Other Chemical Drugs

Eribulin

CAS No: 253128-41-5

Formula: C40H59NO11

Categories: Active Pharmaceutical Ingredients > Other Chemical Drugs

Eribulin (E7389; ER-086526), a synthetic analogue of halichondrin B in phase III clinical trials for breast cancer, binds to tubulin and microtubules.Target: Microtubule/TubulinEribulin suppressed centromere dynamics at concentrations that arrest mitosis. At 60 nmol/L eribulin (2 x mitotic IC(50)), the relaxation rate was suppressed 21%, the time spent paused increased 67%, and dynamicity decreased 35% (but without reduction in mean centromere separation), indicating that eribulin decreaMore

Brivaracetam

CAS No: 357336-20-0

Formula: C11H20N2O2

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

ChEBI: A non-proteinogenic amino acid derivative that is butanamide in which the pro-S hydrogen at position 2 is replaced by a (4R)-2-oxo-4-propylpyrrolidin-1-yl. Used for treatment of partial onset seizures related to epilepsy.More

Faropenem

CAS No: 106560-14-9

Formula: C12H15NO5S

Categories: Active Pharmaceutical Ingredients > Antibiotics

Farom was launched in Japan for use as an antibiotic against common respiratory tract pathogens. It can be prepared by several related routes of about seven steps starting with tetrahydrofuran-2-thiocarboxylic acid and a silylated azetidinone. It is a broad spectrum oral penem antibiotic that is β-lactamase stable. Farom is the most active β-lactam against anaerobes (more than cefaclor, cefixime and amoxicillin) but also has activity against Gram-positive, Gram-negative and enterobacteriaMore

Helicid

CAS No: 80154-34-3

Formula: C13H16O7

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

Helicid (Helicide, Helicidum, 4-Formylphenyl-β-D-allopyranoside) is a major constituent of Helicia nilgirica Bedd. Helicid has been used to treat psychoneurosis for its sedative-hypnotic and analgesic properties[1]. 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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