

Butanol Extra Pure
$ 35.00 Original price was: $ 35.00.$ 34.76Current price is: $ 34.76.
Butanol Extra Pure is a high-purity aliphatic alcohol commonly used in laboratory environments as a solvent, reagent, and intermediate in organic synthesis. Its moderate polarity and ability to dissolve a wide range of compounds make it ideal for use in extractions, chromatography, and spectrophotometric analysis. It also serves as a starting material for producing esters, plasticizers, and pharmaceuticals. The 99.4% purity ensures minimal water and impurity content, providing reliable consistency in sensitive procedures. With a relatively low evaporation rate and good miscibility with many organic solvents, it is suitable for both preparative and analytical applications. Proper storage in a cool, ventilated area in tightly sealed containers is essential to preserve its quality and reduce volatility.
Butanol Extra Pure
Primary Uses
- Solvent in Organic Synthesis
- Acts as a moderately polar solvent for reactions involving esters, alkaloids, lipids, and polymers.
- Useful in Grignard reactions, esterifications, and extractions.
- Chromatography Solvent
- Employed in thin-layer chromatography (TLC) and paper chromatography—especially as a component of mobile phases for separating amino acids or plant pigments.
- Recrystallization and Purification
- Used as a solvent for recrystallizing certain organic compounds, where water miscibility needs to be limited.
- Intermediate in Ester Formation
- Reacts with acids (e.g., acetic acid) to form butyl esters, useful for lab studies on esterification kinetics or odor/flavor compounds.
Secondary Uses
- Alcohol Functional Group Study
- Serves as a model primary alcohol in functional group tests and qualitative analysis (Lucas test, oxidation reactions, etc.).
- Spectroscopy Practice
- Used in IR and NMR to demonstrate spectral features of hydroxyl-containing compounds and C–H stretches in alcohols.
- Microbiology (as a Control or Solvent)
- Occasionally used to dissolve or deliver hydrophobic antimicrobial agents or serve as a volatile control substance in microbial assays.
Basic Identification Attributes
Chemical Name: n-Butanol
CAS Number: 71-36-3
HS Code: 2905.13.00
Molecular Formula: C₄H₁₀O
Molecular Weight: 74.12 g/mol
Synonyms: 1-Butanol, Butyl alcohol, n-Butyl alcohol
Grade: Extra Pure (≥99.4%, suitable for laboratory and analytical use)
2. Physical & Chemical Properties
Appearance: Clear, colorless liquid
Odor: Characteristic alcoholic odor (mild, banana-like)
Solubility:
Miscible with ethanol and ether
Slightly soluble in water (7.7 g/100 mL at 25 °C)
Boiling Point: 117.7 °C
Melting Point: -89.8 °C
Density: ~0.81 g/cm³ at 20 °C
Vapor Pressure: 6 mmHg at 25 °C
Flash Point: 35 °C (closed cup)
Autoignition Temp: 343 °C
Refractive Index: 1.399 at 20 °C
3. Safety & Hazard Attributes
GHS Classification:
Flammable Liquid (Category 3)
Eye Irritation (Category 2A)
Specific Target Organ Toxicity – Single Exposure (Category 3, Narcotic Effects)
GHS Pictograms:
Hazard Statements:
H226: Flammable liquid and vapor
H319: Causes serious eye irritation
H336: May cause drowsiness or dizziness
NFPA Ratings:
Health: 1
Flammability: 2
Reactivity: 0
4. Storage & Handling Attributes
Storage Conditions:
Store tightly sealed in a flammable cabinet
Keep in a cool, well-ventilated area away from ignition sources
Incompatible Materials:
Strong oxidizers, acids, and alkali metals
Packaging: Amber glass or HDPE bottles with tight-sealing caps
Handling Precautions:
Use under fume hood; avoid inhalation and skin contact
Wear gloves, lab coat, and splash goggles
5. Regulatory & Compliance Attributes
Regulatory Status:
Listed in TSCA, REACH, DSL, EINECS
Transport Classification (UN Number):
UN 1120 – Butanols
Class 3 (Flammable liquid), Packing Group III
Waste Disposal:
Incinerate or dispose via authorized hazardous waste channels
Do not pour down the drain
6. Environmental & Health Impact
Ecotoxicity:
Harmful to aquatic organisms in large concentrations
Biodegradability:
Readily biodegradable
Bioaccumulation:
Low potential
Health Effects:
Vapors may cause drowsiness
Irritating to eyes and upper respiratory tract
Personal Protective Equipment (PPE):
Wear chemical-resistant gloves (e.g., nitrile), splash-proof goggles, and a lab coat.
Use with adequate ventilation — preferably under a fume hood.
Handling:
Avoid breathing vapors.
Avoid contact with skin, eyes, and clothing.
Keep away from sources of heat, sparks, and open flame.
Storage:
Store in a cool, dry, well-ventilated area away from incompatible substances.
Keep containers tightly closed and clearly labeled.
Store away from oxidizing agents, acids, and alkalis.
Incompatibilities:
Strong oxidizers (e.g., chromates, nitric acid), acids, and alkali metals.
FIRST AID MEASURES
Inhalation:
Remove the victim to fresh air.
Seek medical attention if symptoms such as dizziness, drowsiness, or difficulty breathing occur.
Skin Contact:
Immediately wash with soap and water.
Remove contaminated clothing.
Get medical attention if irritation persists.
Eye Contact:
Rinse cautiously with water for at least 15 minutes.
Remove contact lenses if present and easy to do.
Seek medical help immediately.
Ingestion:
Rinse mouth.
Do not induce vomiting.
Get immediate medical assistance.
FIRE FIGHTING MEASURES
Flammability:
Flammable liquid (Flash point ~35 °C).
Vapors can form explosive mixtures with air.
Extinguishing Media:
Use foam, dry chemical, CO₂, or alcohol-resistant water spray.
Hazardous Combustion Products:
Carbon monoxide (CO), carbon dioxide (CO₂), irritating vapors.
Firefighting Equipment:
Wear full protective gear and self-contained breathing apparatus (SCBA).
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