Active pharmaceutical ingredients (APIs) represent the vital constituents within a pharmaceutical drug, exerting the necessary effects on the body to address specific conditions. These ingredients are derived through the processing of chemical compounds. In the context of biologic drugs, the active component is referred to as a bulk process intermediate (BPI).

Classification of Active Pharmaceutical Ingredients: 

APIs can be broadly categorized into two types – synthetic and natural. Synthetic APIs are further distinguished as innovative or generic, depending on the synthesis method employed.


Synthetic chemical APIs, also known as small molecules, constitute a significant portion of the pharmaceutical market, with numerous small molecule drugs commercially accessible.


Natural APIs find application in the production of biologics, which are increasingly emerging as top-selling drugs. Despite the growing demand, biologics currently lag behind small molecule drugs in terms of quantity.

APIs are further categorized based on their solubility into insoluble and soluble drugs.

Prominent Suppliers of Active Pharmaceutical Ingredients and Intermediates:

YIHUI BIO stands as a leading provider of active pharmaceutical ingredients and intermediates, leveraging its intelligence, insights, and extensive experience in the sector.


API

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  • Fasoracetam

    CAS No: 110958-19-5
    Appearance: White crystalline powder
    Standard: in-house
    Supply Ability: 1000kg per month
    Purity: ≥99%
    Payment: T/T, LC or DA
    Delivery Time: Ready Stock in Local Warehouse, 1-3 days
    Origin: China
    Shipping: DHL, FedEx, TNT, EMS, By Sea, By Air
    Can't sell to individuals
  • Indometacin API

    Standard: BP/EP CAS No: 53-86-1
    Appearance: White or yellow crystalline powder
    Supply Ability:2000kg per month
    Purity: ≥99%
    Payment: T/T, LC or DA
    Delivery Time: Ready Stock in Local Warehouse, 1-3 days
    Origin: China
    Shipping: DHL, FedEx, TNT, EMS, By Sea, By Air
    Can't sell to individuals
  • Sulfasalazine powder

    Standard: USP CAS No: 599-79-1
    Appearance: Bright Yellow or Brownish-Yellow,Fine Powder
    Supply Ability:10000kg per month
    Purity: ≥99%
    Payment: T/T, LC or DA
    Delivery Time: Ready Stock in Local Warehouse, 1-3 days
    Origin: China
    Shipping: DHL, FedEx, TNT, EMS, By Sea, By Air
    Can't sell to individuals
  • Finasteride powder

    CAS No: 98319-26-7
    Appearance: white or almost white crystalline powder
    Standard: USP; EP
    Supply Ability: 200kg per month
    Purity: ≥99%
    Payment: T/T, LC or DA
    Delivery Time: Ready Stock in Local Warehouse, 1-3 days
    Origin: China
    Shipping: DHL, FedEx, TNT, EMS, By Sea, By Air
    Can't sell to individuals
  • Tianeptine Sodium Powder

    CAS: 30123-17-2
    MF:C21H24ClN2NaO4S
    MW: 458.93
    Package: 1kg/bag;5kg/bag;25kg/drum
    Origin: China
    Supply Ability: 100kg per month
    Sample Available: Yes
    Delivery Time:in stock
    Shelf Life: Two years
    Payment: T/T, LC or DA
    Can’t sell to individuals
  • Sodium 4-Phenylbutyrate

    CAS:1716-12-7
    MF:C10H13NaO2
    MW:188.2
    Package: 1kg/bag
    Origin: China
    Supply Ability: 1ton per month
    Sample Available: Yes
    Payment: T/T, LC or DA
    Shipping: DHL,FedEx,TNT,EMS,By Sea,By Air
    Certifications: ISO9001, ISO22000, HACCP, HALAL, KOSHER
    Third Party Test: available
    Plant Audition: available
  • Iodixanol API

    Product Name: Iodixanol
    CAS:92339-11-2
    MF:C35H44I6N6O15
    Package: 25kg/drum
    Origin: China
    Supply Ability: 5ton per month
    Sample Available: Yes
    Shelf Life: Two years
    Payment: T/T, LC or DA
    Third Party Test: available
    Plant Audition: available
    Can’t sell to individuals
  • Brimonidine Tartrate API

    CAS: 70359-46-5
    MF:C15H16BrN5O6
    MW:442.22
    Package: 100g/bag;1kg/bag;25kg/drum
    Origin: China
    Supply Ability: 30kg per month
    Sample Available: Yes
    Shelf Life: Two years
    Payment: T/T, LC or DA
    Shipping: DHL,FedEx,TNT,EMS,By Sea,By Air
    Certifications: ISO9001, ISO22000, HACCP, HALAL, KOSHER
    Third Party Test: available
    Plant Audition: available
    Can’t sell to individuals
  • Acamprosate Calcium API

    Product name: Acamprosate Calcium
    CAS No.: 50-76-0
    MOQ: 1g
    Assay: 99%
    Brand: YIHUI
    Packing: 1g;10g;100g
    Supply Ability: 1000g per month
    Used: Laboratory Chemicals
    Delivery Time:in stock
    Shelf Life: Two years
    Can’t sell to individuals
  • 2-Deoxy-D-glucose Powder

    Product name: 2-Deoxy-D-glucose;2-DG
    CAS:154-17-6
    MF:C6H12O5
    MW:164.16
    Package: 500g/bag;1kg/bag
    Origin: China
    Supply Ability: 100kg per month
    Sample Available: Yes
    Payment: T/T, LC or DA
    Certifications: ISO9001, ISO22000, HACCP, HALAL, KOSHER
  • Olaparib Powder

    Product name: Olaparib
    CAS:763113-22-0
    MF:C24H23FN4O3
    MW:434.46
    Package: 100g/bag;1kg/bag
    Origin: China
    Supply Ability: 500kg per month
    Sample Available: Yes
    Payment: T/T, LC or DA
    Certifications: ISO9001, ISO22000, HACCP, HALAL, KOSHER
    Can’t sell to individuals
  • Palbociclib Powder

    Product name:Palbociclib;PD0332991;PD332991;PD-0332991
    CAS: 571190-30-2
    MOQ: 10G
    Assay: 99%
    Package:10g/bag;100g/bag;1kg/bag
    Certifications: ISO9001, ISO22000, HACCP, HALAL, KOSHER
    Supply Ability: 100kg per month
    Delivery Time:in stock
    Shelf Life: Two years
    Payment: T/T, LC or DA
    Can’t sell to individuals
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