Prop-2-en-1-ol

C3H6O

prop-2-en-1-ol

CAS107-18-6
GHS02 Gefahrensymbol: Entzündbar – Flamme
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
107-18-6
EC Number
203-470-7
UN Number
1098
Index Number
603-015-00-6
PubChem CID
7858

Physical-chemical properties

Molecular Formula
C3H6O
Molar Mass
58.08 g/mol
IUPAC Name
prop-2-en-1-ol

Chemical Identifiers

InChI
InChI=1S/C3H6O/c1-2-3-4/h2,4H,1,3H2
InChI Key
XXROGKLTLUQVRX-UHFFFAOYSA-N

Overview

Prop-2-en-1-ol (CAS 107-18-6) is an unsaturated primary alcohol with both reactive double bond and hydroxyl functional groups. This three-carbon allylic alcohol represents a versatile chemical intermediate combining the reactivity of both alkene and alcohol functionalities. With its molecular formula C3H6O and molecular weight of 58.08 g/mol, prop-2-en-1-ol exhibits unique chemical properties that make it valuable in various industrial synthesis processes. The compound features a terminal vinyl group attached to a primary alcohol, creating opportunities for diverse chemical transformations including polymerization, oxidation, and substitution reactions. From a safety perspective, prop-2-en-1-ol requires careful handling due to its classification as a flammable liquid (Category 2) and acute toxicity concerns across multiple exposure routes. The substance carries the "Danger" signal word and displays GHS pictograms for flammability, toxicity, and environmental hazards. Its ADR classification as Class 6.1 reflects its toxic properties, necessitating appropriate storage and transportation protocols. The compound can cause skin and eye irritation and may affect specific target organs following single exposure. Industrial applications of prop-2-en-1-ol include its use as a chemical intermediate in pharmaceutical synthesis, polymer production, and fine chemical manufacturing. The compound serves as a building block for more complex molecules, particularly in the production of specialty chemicals and pharmaceutical intermediates. Its structural similarity to prop-2-enal allows for complementary applications in aldehyde chemistry, while its reactive nature makes it suitable for cross-linking agent synthesis. OYSI provides prop-2-en-1-ol to European industrial customers with comprehensive technical support and regulatory documentation for professional applications.

Safety & Classification

Danger
Classification:

Flam. Liq. 2; Acute Tox. 3 *; Acute Tox. 3 *; Acute Tox. 3 *; STOT SE 3; Skin Irrit. 2; Eye Irrit...

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H225

Highly flammable liquid and vapour.

H331

Toxic if inhaled.

H311

Toxic in contact with skin.

H301

Toxic if swallowed.

H335

May cause respiratory irritation.

H315

Causes skin irritation.

H319

Causes serious eye irritation.

H400

Very toxic to aquatic life.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Inhalation

Toxic

Measures if vapours or dust are inhaled

First Aid Actions

  • +P304IF INHALED:
  • +P340Remove person to fresh air and keep comfortable for breathing.
  • +P311Call a POISON CENTER/doctor.

Related hazard statements:

Skin Contact

Toxic

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Irritant

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Toxic

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number1098
ADR Class6.1
Packing GroupI
Tunnel CodeC/D
Proper Shipping NameAllylalkohol
Marine PollutantNo

Frequently Asked Questions

What is prop-2-en-1-ol?

Prop-2-en-1-ol is an unsaturated alcohol with the molecular formula C3H6O and CAS number 107-18-6. Also known as allyl alcohol, it features a vinyl group attached to a methylene group bearing a hydroxyl group. With a molecular weight of 58.08 g/mol, this compound is classified as a hazardous substance with multiple danger classifications including flammable liquid, acute toxicity, and irritant properties.

What are the physicochemical properties of prop-2-en-1-ol?

Prop-2-en-1-ol is a colorless liquid at room temperature with a pungent, mustard-like odor. It is miscible with water and most organic solvents due to its polar hydroxyl group and relatively short carbon chain. The compound has a boiling point of approximately 97°C and is highly volatile. Its unsaturated structure makes it reactive and prone to polymerization under certain conditions.

What is prop-2-en-1-ol used for?

Prop-2-en-1-ol serves primarily as a chemical intermediate in the production of various compounds including glycerol, pharmaceuticals, and pesticides. It is used in the manufacture of resins, plasticizers, and flame retardants. The compound also finds applications in organic synthesis as a building block for more complex molecules and in the production of specialty chemicals for industrial processes.

How to handle prop-2-en-1-ol safely?

Prop-2-en-1-ol requires strict safety measures due to its high toxicity and flammability. Always wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work in well-ventilated areas or under fume hoods to prevent inhalation. Keep away from heat sources, sparks, and flames. Avoid skin and eye contact, and never eat, drink, or smoke while handling this substance.

How to store prop-2-en-1-ol correctly?

Prop-2-en-1-ol must be stored in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Use only approved containers made of compatible materials and ensure they are tightly sealed. Keep separated from oxidizing agents, acids, and bases. Storage areas should be equipped with appropriate fire suppression systems and spill containment measures due to the compound's flammable and toxic nature.

What to do in case of contact with prop-2-en-1-ol?

Immediate action is critical due to prop-2-en-1-ol's high toxicity. For skin contact, remove contaminated clothing and rinse affected area with plenty of water for at least 15 minutes. If eyes are affected, flush immediately with water for 15-20 minutes. In case of inhalation, move to fresh air immediately. For ingestion, do not induce vomiting and seek immediate medical attention. Contact emergency services for any significant exposure.

How to dispose of prop-2-en-1-ol appropriately?

Prop-2-en-1-ol disposal must comply with local and international hazardous waste regulations due to its toxic and flammable properties. Never dispose of this substance down drains or in regular waste. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Small quantities may be neutralized or incinerated at appropriate facilities. Always consult local environmental authorities for specific disposal requirements and procedures.

How to transport prop-2-en-1-ol?

Prop-2-en-1-ol is classified under ADR Class 6.1 (toxic substances) Packing Group I, indicating high danger during transport. It requires specialized packaging meeting UN specifications and must be labeled with appropriate hazard pictogrammes (GHS02, GHS06, GHS09). Transportation must comply with dangerous goods regulations, including proper documentation, vehicle requirements, and driver training. Only authorized carriers should handle this substance.

Is prop-2-en-1-ol subject to specific regulations?

Prop-2-en-1-ol is subject to comprehensive chemical regulations including REACH registration requirements in Europe and CLP classification obligations. While not currently listed as a SVHC (Substance of Very High Concern), its multiple hazard classifications require compliance with industrial chemical safety standards, occupational exposure limits, and environmental protection measures. Users must maintain safety data sheets and implement appropriate risk management measures.

Where to buy prop-2-en-1-ol in Europe?

Prop-2-en-1-ol is available through specialized chemical distributors across Europe, including OYSI, a professional European supplier of technical chemicals. Due to its hazardous nature and regulatory requirements, procurement requires proper documentation, safety protocols, and compliance with transportation regulations. Contact OYSI for availability, technical specifications, and regulatory compliance support for your specific industrial applications and requirements.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.