4-methyl-8-methylideneadamantan-2-ol

C12H18O

CAS122760-84-3
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
122760-84-3
EC Number
406-330-5
UN Number
3077
Index Number
603-123-00-3
PubChem CID
180122

Physical-chemical properties

Molecular Formula
C12H18O
Molar Mass
178.27 g/mol
IUPAC Name
4-methyl-8-methylideneadamantan-2-ol

Chemical Identifiers

InChI
InChI=1S/C12H18O/c1-6-8-3-9-5-10(6)12(13)11(4-8)7(9)2/h7-13H,1,3-5H2,2H3
InChI Key
REINJUBMDBESCN-UHFFFAOYSA-N

Overview

4-methyl-8-methylideneadamantan-2-ol (CAS 122760-84-3) is an adamantane derivative featuring a hydroxyl functional group and methyl substituents for specialized industrial applications. This bicyclic organic compound belongs to the adamantane family, characterized by its distinctive cage-like structure that provides exceptional stability and unique physicochemical properties. With a molecular formula of C12H18O and molecular weight of 178.27 g/mol, 4-methyl-8-methylideneadamantan-2-ol represents a functionalized adamantane where the rigid tricyclic framework is modified with both methyl and methylidene substituents alongside a secondary alcohol group. The compound exhibits moderate hazard properties, classified under GHS as a skin irritant (Category 2) and skin sensitizer (Category 1), requiring appropriate handling precautions in industrial environments. Its aquatic chronic toxicity classification (Category 2) necessitates careful environmental management during use and disposal. The substance falls under ADR transport class 9, indicating miscellaneous dangerous goods requiring standard shipping protocols. Industrial applications typically leverage the compound's structural rigidity and chemical stability. Common uses include specialty chemical synthesis where the adamantane core provides enhanced thermal stability and unique reactivity patterns. The hydroxyl functionality enables further derivatization, making it valuable in pharmaceutical intermediates and advanced materials development. Similar to related compounds like (4-methyl-8-methylidene-2-adamantyl) acetate, this molecule finds applications in fragrance chemistry and specialty organic synthesis. The adamantane framework's resistance to degradation makes these compounds particularly suitable for applications requiring long-term stability under harsh conditions. OYSI maintains reliable supply chains for this specialized chemical, ensuring consistent availability for European industrial customers requiring high-quality adamantane derivatives.

Safety & Classification

Warning
Classification:

Skin Irrit. 2; Skin Sens. 1; Aquatic Chronic 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H315

Causes skin irritation.

H317

May cause an allergic skin reaction.

H411

Toxic to aquatic life with long lasting effects.

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

Skin Contact

Irritant

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:

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 Number3077
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping Name4-Methyl-8-methylentricyclo-[3.3.1.1<3,7>]decan-2-ol
Marine PollutantNo

Frequently Asked Questions

What is 4-methyl-8-methylideneadamantan-2-ol?

4-methyl-8-methylideneadamantan-2-ol is an organic compound with the molecular formula C12H18O and CAS number 122760-84-3. This substance belongs to the adamantane family, characterized by a tricyclic saturated hydrocarbon structure with methyl and methylidene substituents. With a molecular weight of 178.27 g/mol, it presents as a synthetic chemical compound used in various industrial applications requiring specialized organic intermediates.

What are the physicochemical properties of 4-methyl-8-methylideneadamantan-2-ol?

4-methyl-8-methylideneadamantan-2-ol is a solid organic compound at room temperature with a molecular weight of 178.27 g/mol. The adamantane backbone provides structural rigidity and thermal stability. Due to the presence of a hydroxyl group, it exhibits moderate polarity and potential hydrogen bonding capabilities. Specific physical properties such as melting point, boiling point, and solubility data should be obtained from detailed technical specifications.

What is 4-methyl-8-methylideneadamantan-2-ol used for?

4-methyl-8-methylideneadamantan-2-ol serves as a chemical intermediate in organic synthesis and pharmaceutical research. The adamantane structure is valued in medicinal chemistry for its unique three-dimensional framework and metabolic stability. It may be used in the development of antiviral compounds, neurological medications, or as a building block for specialized materials requiring rigid molecular architectures in industrial applications.

How to handle 4-methyl-8-methylideneadamantan-2-ol safely?

4-methyl-8-methylideneadamantan-2-ol requires careful handling due to its skin irritation and sensitization potential (Skin Irrit. 2; Skin Sens. 1). Wear protective gloves, safety goggles, and protective clothing when handling. Ensure adequate ventilation in work areas and avoid direct skin contact. Use appropriate respiratory protection if dust formation is possible. Follow standard laboratory safety protocols and have emergency procedures readily available.

How to store 4-methyl-8-methylideneadamantan-2-ol correctly?

4-methyl-8-methylideneadamantan-2-ol should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from incompatible materials. Keep containers protected from light and moisture. Maintain storage temperature as specified in technical documentation. Ensure proper labeling with hazard information and implement appropriate containment measures. Store away from heat sources and oxidizing agents to maintain product stability and safety.

What to do in case of contact with 4-methyl-8-methylideneadamantan-2-ol?

In case of skin contact with 4-methyl-8-methylideneadamantan-2-ol, immediately remove contaminated clothing and wash affected area thoroughly with soap and water for at least 15 minutes. For eye contact, flush immediately with clean water for 15 minutes. If irritation persists or sensitization symptoms develop, seek medical attention promptly. Remove person from exposure area if inhalation occurs and provide fresh air.

How to dispose of 4-methyl-8-methylideneadamantan-2-ol appropriately?

4-methyl-8-methylideneadamantan-2-ol must be disposed of according to local, national, and international regulations. Contact authorized waste management companies for proper disposal procedures. Do not discharge into sewers, waterways, or soil due to its aquatic chronic toxicity classification (Aquatic Chronic 2). Incineration at approved facilities may be appropriate. Maintain disposal documentation and follow all applicable environmental protection requirements.

How to transport 4-methyl-8-methylideneadamantan-2-ol?

4-methyl-8-methylideneadamantan-2-ol is classified as ADR Class 9 (Miscellaneous Dangerous Substances), Packing Group III. Transport must comply with ADR regulations for dangerous goods. Use appropriate packaging materials and labeling as specified for Class 9 substances. Ensure proper documentation including transport documents and emergency response information. Vehicles must meet ADR requirements and drivers should have appropriate training for hazardous materials transport.

Is 4-methyl-8-methylideneadamantan-2-ol subject to particular regulations?

4-methyl-8-methylideneadamantan-2-ol is subject to REACH registration requirements in Europe and CLP classification as a skin irritant and sensitizer. It is not currently listed as an SVHC (Substance of Very High Concern). Comply with workplace exposure regulations and safety data sheet requirements. Users must follow proper risk assessment procedures and implement appropriate risk management measures according to European chemical legislation.

Where to buy 4-methyl-8-methylideneadamantan-2-ol in Europe?

4-methyl-8-methylideneadamantan-2-ol is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply chain management and regulatory compliance support for chemical products across Europe. Contact OYSI directly for availability, specifications, and ordering information. Professional chemical suppliers ensure proper packaging, documentation, and regulatory compliance for industrial and research applications requiring this specialized compound.

Data Sources

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