Ibuprofen

CAS Number
15687-27-1
EC Number
239-784-6
Chemical Formula
C13H18O2
Molecular Weight
206.28 g/mol

Description

Ibuprofen (CAS 15687-27-1) is a non-steroidal anti-inflammatory active pharmaceutical ingredient used across prescription and OTC drug manufacturing globally. Sourced in bulk API form, it functions as the primary analgesic agent. The largest commercial demand comes from OTC tablet and capsule production, where it is the active ingredient in pain relief and fever reduction products. Liquid suspension manufacturing represents a distinct high-volume segment.

These pediatric formulations require specific particle size and solubility profiles to ensure efficacy. Topical pharmaceutical products, including gels and creams for localized pain, rely on defined concentrations for transdermal delivery. Contract manufacturers and generic drug producers also source this material as a starting material or intermediate. It is frequently used in the synthesis of ibuprofen lysinate and other specialized salt-form derivatives.

The product is supplied as a white crystalline powder in bulk quantities, typically ranging from kilogram to multi-tonne lots. Standard grades include USP, BP, Ph.Eur., and JP for global compliance. Grade selection is driven by the target market's regulatory requirements and specific formulation needs. Micronized grades are available for applications where enhanced dissolution rate or suspension uniformity is a priority.

Other Names (Synonyms)

α-(p-isobutylphenyl)propionic acid|α-(4-isobutylphenyl)propionic acid|U-18573|p-isobutylhydratropic acid|p-isobutylhydratropate|p-isobutyl-2-phenylpropionic acid|p-isobutyl-2-phenylpropionate|alpha-p-isobutylphenylpropionic acid

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 75-77 °C
Boiling Point 307.30 °C
Density 0.453 g/cm³ (bulk)
Flash Point 9°C
Appearance Colourless, Crystalline Solid
Color white to off-white
Form Crystalline Powder
Water Solubility insoluble
Refractive Index 1.5500 (estimate)
Log P 3.970

Documentation

Safety & Handling Learn More

Warning
GHS07· Irritant GHS08· Health Hazard GHS09· Environmental Hazard

Hazard Statements

H302 Harmful if swallowed
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H360 May damage fertility or the unborn child

Precautionary Statements

P203 Obtain, consult and follow expert instructions for use.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P263 Avoid contact during pregnancy and while nursing.

Trade & Regulatory

HS Code 29163920
Storage Class 11 - Combustible Solids
WGK (Germany) 3
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