Guaiphenesin BP
Guaiphenesin BP is a white crystalline powder or granules with a faint characteristic odor, classified as an expectorant used primarily in pharmaceutical formulations to relieve chest congestion. It works by loosening and thinning mucus in the airways, making it easier to cough up and clear from the respiratory tract. It is widely utilized in cough syrups, tablets, and cold remedies. Recognized for its mucolytic and muscle-relaxant properties, Guaiphenesin is included in both prescription and over-the-counter medications worldwide.
Guaiphenesin BP
Primary UsesÂ
- Pharmaceutical Industry
- Acts as an expectorant in cough syrups and cold medicines, aiding in mucus clearance in conditions such as bronchitis, common cold, and upper respiratory tract infections.
- Used in combination formulations with decongestants, antihistamines, and cough suppressants to provide symptomatic relief from cough and chest congestion.
- Formulated in tablet, capsule, and liquid dosage forms for oral administration.
- Employed as a muscle relaxant to alleviate minor muscle aches associated with respiratory illnesses.
- Utilized in veterinary medicine for respiratory conditions in animals.
- Cosmetics and Personal Care
- Occasionally used in topical formulations for its muscle-relaxant properties to relieve minor muscular discomfort.
- Research and Development
- Used as a standard reference compound in respiratory pharmacology studies and cough reflex research.
Secondary Uses
- Food Industry
- Sometimes included in formulations as a food-grade mucolytic additive in specialized functional foods targeting respiratory health.
- Industrial Applications
- Utilized in the synthesis of related pharmaceutical compounds as an intermediate or additive.
1. Basic Identification Attributes
- Chemical Name (IUPAC): 3-(2-Methoxyphenoxy)propane-1,2-diol
- Common/Trade Name: Guaiphenesin
- CAS Number: 93-14-1
- BP Reference: British Pharmacopoeia (BP) grade
- HS Code: 2933.69.00
- Molecular Formula: C10H14O4
- Molecular Weight: 198.22 g/mol
- Synonyms:
- Guaifenesin
- Glyceryl guaiacolate
- 3-(2-Methoxyphenoxy)-1,2-propanediol
2. Physical & Chemical Properties
- Physical State: Crystalline powder or granules
- Color & Odor: White; faint characteristic odor
- Melting Point: 92–96 °C
- Solubility: Slightly soluble in water; soluble in ethanol and chloroform
- pH (1% solution): 5.5–7.5
- Stability: Stable under normal storage conditions
3. Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous; low toxicity
- Toxicity: Low acute toxicity; safe at recommended doses
- Irritation: May cause mild skin or eye irritation in concentrated form
4. Storage & Handling Attributes
- Container Type: Sealed polyethylene or glass containers
- Storage Conditions: Store in a cool, dry place away from light and moisture
- Shelf Life: Typically 3–5 years under recommended conditions
- Handling Notes: Avoid dust generation; use in well-ventilated areas
5. Regulatory & Compliance Attributes
- Pharmacopoeia Standards: Complies with BP, USP, and EP monographs
- Regulatory Approval: Approved for use in pharmaceutical formulations globally
- REACH: Registered for industrial use
6. Environmental & Health Impact
- Biodegradability: Biodegradable under aerobic conditions
- Ecotoxicity: Low environmental toxicity
- Bioaccumulation: Not expected to bioaccumulate
- Carcinogenicity/Mutagenicity: No evidence of carcinogenic or mutagenic effects
Safety Handling Precautions
- PPE Required: Gloves, dust mask, safety goggles
- Handling Guidelines: Avoid inhalation of dust; avoid contact with skin and eyes
- Hygiene: Wash hands thoroughly after handling; do not eat or smoke in handling areas
First Aid Measures
- Inhalation: Move to fresh air; seek medical attention if respiratory irritation persists
- Skin Contact: Wash with soap and water; seek medical advice if irritation develops
- Eye Contact: Rinse eyes with plenty of water for 15 minutes; consult physician if irritation continues
- Ingestion: Rinse mouth; seek medical attention if large quantities ingested
Firefighting Measures
- Fire Hazards: Combustible solid
- Extinguishing Media: Water spray, foam, dry chemical, COâ‚‚
- Combustion Products: Carbon oxides and other toxic fumes
- Firefighter PPE: Use self-contained breathing apparatus and protective clothing
Related products
Cetirizine Dihydrochloride
Cetirizine Dihydrochloride is a second-generation antihistamine widely used to relieve allergy symptoms such as hay fever, urticaria (hives), and other allergic conditions. It is the dihydrochloride salt form of cetirizine, presenting as a white to off-white crystalline powder that is odorless or nearly odorless and slightly bitter in taste. Cetirizine Dihydrochloride acts as a selective antagonist of peripheral H1 histamine receptors, preventing the effects of histamine and thereby reducing allergic symptoms without causing significant sedation. It is a commonly prescribed active pharmaceutical ingredient (API) in oral tablets, syrups, and capsules.
Clotrimazole BP2000
Clotrimazole BP2000 is a broad-spectrum antifungal agent belonging to the imidazole class. It appears as a white to off-white crystalline powder that is practically insoluble in water but soluble in organic solvents like ethanol and chloroform. Clotrimazole is widely used in pharmaceutical formulations for the treatment of fungal infections affecting the skin, mucous membranes, and nails. Its mechanism involves inhibition of ergosterol synthesis, a vital component of fungal cell membranes, leading to increased cell permeability and fungal cell death. BP2000 indicates compliance with British Pharmacopoeia standards ensuring high purity and consistent quality suitable for pharmaceutical applications.
Diloxanide Furoate
Diloxanide Furoate is an orally administered antiprotozoal agent used primarily for the treatment of amoebiasis. It is a furan-based derivative that acts as a luminal amoebicide, effectively targeting Entamoeba histolytica cysts and trophozoites within the intestinal lumen. This compound is well-regarded for its efficacy in eradicating asymptomatic cyst carriers and as a follow-up treatment after systemic amoebicidal therapy. Diloxanide Furoate has good oral bioavailability and a favorable safety profile.
Levamisole Hcl BP2000
Levamisole Hcl BP2000 is a white to off-white crystalline powder, soluble in water, with anthelmintic and immunomodulatory properties. It is primarily used as a veterinary antiparasitic agent effective against gastrointestinal nematodes in livestock. Levamisole HCL BP2000 conforms to British Pharmacopoeia standards, ensuring high purity and quality for pharmaceutical and veterinary formulations. Beyond veterinary uses, it is also researched for immunostimulant properties in medical applications.
Methyl Salicylate BP
Methyl Salicylate BP is a clear, colorless to pale yellow oily liquid with a characteristic strong, sweet, and minty odor. It is an organic ester commonly used for its analgesic, anti-inflammatory, and flavoring properties. Methyl Salicylate is widely used in pharmaceutical preparations, topical pain relief products, cosmetics, and as a fragrance ingredient.
Metronidazole BP
Metronidazole BP is a benzoate ester derivative of metronidazole, used primarily as an antiprotozoal and antibacterial agent. It is a prodrug that hydrolyzes in the body to release metronidazole, making it more palatable for pediatric and geriatric oral suspensions. It complies with the British Pharmacopoeia (BP) standards for purity and efficacy.
Neomycin Sulphate BP Oral
Neomycin Sulphate BP Oral is an aminoglycoside antibiotic derived from Streptomyces fradiae. It is used primarily for treating infections caused by susceptible aerobic gram-negative and some gram-positive bacteria. The oral form is especially utilized for intestinal antisepsis, to reduce bacterial flora before gastrointestinal surgery, or to treat hepatic encephalopathy by decreasing ammonia-producing bacteria in the gut. It is available in powder or tablet form conforming to British Pharmacopoeia (BP) standards, ensuring high purity and efficacy.
Piperazine Citrate BP
Piperazine Citrate BP is a pharmaceutical-grade anthelmintic compound used primarily for the treatment of intestinal worm infections, especially ascariasis (roundworms) and enterobiasis (pinworms). It works by paralyzing the worms, allowing them to be expelled naturally from the body through bowel movements. Piperazine Citrate is included in the British Pharmacopoeia (BP) and is known for its safety, efficacy, and wide use in both human and veterinary medicine.

Preservatives(food)
Flavors
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Oils
Carrier Oills
Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances (Cleaning)
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders