Chemical Product Identification & Regulatory Data
Official chemical identifiers, CAS numbers, and regulatory compliance information
Basic Product Information
Regulatory Identifiers
Chemical Abstracts Service registry number - unique identifier for chemical substances
European Community number - used for regulatory compliance in EU/EEA
Uses Information
Overview
4,4-Dimethyl-2-pentyne (CAS: 999-78-0 ) is a petrol-like substance .
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GHS Hazard Classification & Safety Warnings
Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications
Classification Status
Signal Word
Hazard Classifications
GHS Hazard Pictograms & Safety Symbols
GHS02
GHS08
GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions
Hazard Statements
- H225: Highly flammable liquid and vapor.
- H304: May be fatal if swallowed and enters airways.
Precautionary Statements
- P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
- P243: Take precautionary measures against static discharge.
- P301+P330+P331: If swallowed: Rinse mouth. Do NOT induce vomiting.
- P315: Get immediate medical advice/attention.
- P403: Store in a well-ventilated place.
Chemical Manufacturers & Supply Chain
Authorized suppliers, manufacturers, and distribution network information
Alfa Aesar
manufacturer
24/7 Emergency Response & Poison Control
Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies
Emergency Contact
(800) 343-0660
Monday-Friday, 8am-7pm EST
Emergency Contact
Carechem
Chemical Composition & Hazardous Ingredients
Detailed component analysis, concentration ranges, and hazardous substance identification
General Composition
Substances
Chemical Components & Hazardous Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| 4,4-Dimethyl-2-pentyne EC: 633-707-3 | 999-78-0 | Not specified | ✓ Non-hazardous |
Emergency First Aid Measures
Critical first aid procedures for chemical exposure incidents and medical emergencies
🫁 Inhalation Exposure
Supply fresh air. If required, provide artificial respiration. Keep patient warm.
🖐️ Skin Contact
Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.
👁️ Eye Contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
🍽️ Ingestion/Swallowing
Seek medical treatment.
Symptoms:
May be fatal if swallowed and enters airways.
Related Chemical Substances & Alternative Products
Similar chemicals with comparable safety profiles and industrial applications
Technical Specifications & Material Properties
Physical state, chemical properties, melting point, boiling point, and material characteristics
Exposure Controls & Personal Protective Equipment (PPE)
Occupational exposure limits, engineering controls, and required safety equipment
🏭 Engineering Controls
Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.
🧤 Hand Protection
Impervious gloves. Check protective gloves prior to each use for their proper condition. The selection of suitable gloves not only depends on the material, but also on quality. Quality will vary from manufacturer to manufacturer. Penetration time of glove material (in minutes) Not determined
👁️ Eye Protection
Safety glasses with side shields / NIOSH (US) or EN 166(EU)
😷 Respiratory Protection
Use suitable respirator when high concentrations are present. Recommended filter device for short term use: Use a respirator with multi-purpose combination (US) or type ABEK (EN 14387) as a backup to engineering controls. Risk assessment should be performed to determine if air-purifying respirators are appropriate. Only use equipment tested and approved under appropriate government standards such as NIOSH (USA) or CEN (EU).
🦺 Skin/Body Protection
Protective work clothing.
Transportation & Shipping Information
UN numbers, shipping names, transport classes, and regulatory transport requirements
🏷️ UN Number
UN3295
📦 Proper Shipping Name
Hydrocarbons, liquid, n.o.s.
⚠️ Transport Hazard Class
8
📋 Packing Group
II
🚢 IMDG Maritime Transport Precautions
Warning: Flammable liquids
✈️ IATA Air Transport Precautions
Warning: Flammable liquids
Chemical Safety FAQ & Common Questions
Most frequently asked questions about safety, handling, storage, and regulatory compliance
What is the hazard signal word for 4,4-Dimethyl-2-pentyne?
The signal word for this substance is "danger".
What is the physical form of 4,4-Dimethyl-2-pentyne?
4,4-Dimethyl-2-pentyne is a liquid appearing as petrol-like . It has petrol-like odor.
What is the solubility of 4,4-Dimethyl-2-pentyne?
Not miscible or difficult to mix
What are the hazard statements for 4,4-Dimethyl-2-pentyne?
This substance has 2 hazard statements: H225: Highly flammable liquid and vapor. H304: May be fatal if swallowed and enters airways.
What is the melting point of 4,4-Dimethyl-2-pentyne?
The melting point is Not determined and the boiling point is 82 °C (180 ºF).