(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol

C15H26O

CAS107898-54-4
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
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Identification

CAS Number
107898-54-4
EC Number
411-580-3
UN Number
3082
Index Number
603-150-00-0
PubChem CID
15984303

Physical-chemical properties

Molecular Formula
C15H26O
Molar Mass
222.37 g/mol
IUPAC Name
(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol

Chemical Identifiers

InChI
InChI=1S/C15H26O/c1-11-7-8-13(15(11,5)6)9-10-14(3,4)12(2)16/h7,9-10,12-13,16H,8H2,1-6H3/b10-9+
InChI Key
QZFSNJAQFWEXEA-MDZDMXLPSA-N

Overview

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol (CAS 107898-54-4) is a complex organic alcohol featuring a cyclopentenyl structure with multiple methyl substituents and an unsaturated carbon chain. This tertiary alcohol compound, with molecular formula C15H26O and molecular weight 222.37 g/mol, belongs to the family of substituted alcohols commonly utilized in specialty chemical applications. The molecule's structure incorporates both cyclic and linear components, with a trimethyl-substituted cyclopentenyl ring connected to a branched pentenol chain through an E-configured double bond. This unique structural arrangement contributes to its specific physicochemical properties and reactivity profile. From a safety perspective, this substance requires careful handling protocols as it exhibits skin irritation properties (Skin Irrit. 2) and presents significant environmental concerns with acute and chronic aquatic toxicity classifications (Aquatic Acute 1; Aquatic Chronic 1). The compound carries GHS07 and GHS09 pictograms with a "Warning" signal word, indicating moderate health hazards and serious environmental risks. Transportation falls under ADR Class 9 miscellaneous dangerous goods classification. Industrial applications typically include use as an intermediate in organic synthesis, particularly in the development of fragrances and specialty chemicals where its complex structure provides unique olfactory or chemical properties. The compound may also serve as a building block in pharmaceutical intermediate synthesis, similar to how related aromatic compounds like 2-cyclopentyloxyethylbenzene are employed in specialized chemical manufacturing processes. Additionally, it finds application in research and development of advanced materials where its specific molecular architecture contributes to desired performance characteristics. OYSI provides reliable European distribution of this specialized chemical compound to qualified industrial customers requiring consistent quality and regulatory compliance.

Safety & Classification

Warning
Classification:

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

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H315

Causes skin irritation.

H400

Very toxic to aquatic life.

H410

Very 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 Number3082
ADR Class9
Packing GroupIII
Tunnel Code-
Proper Shipping Name(+/-)trans-3,3-Dimethyl-5-(2,2,3-trimethyl-cyclopent-3-en-1-yl)-pent-4-en-2-ol
Marine PollutantNo

Frequently Asked Questions

What is (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is an organic compound with the molecular formula C15H26O and CAS number 107898-54-4. This substance has a molecular weight of 222.37 g/mol and features a complex structure containing both cyclic and linear components with multiple methyl substituents. It is classified as a skin irritant and poses environmental hazards to aquatic life, requiring careful handling and disposal procedures.

What are the physicochemical properties of (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is a complex organic alcohol with molecular formula C15H26O. With a molecular weight of 222.37 g/mol, it contains multiple double bonds and methyl groups that influence its physical characteristics. The presence of the hydroxyl group and the extended carbon chain structure affect its solubility and volatility properties. Specific physical data such as melting point, boiling point, and density should be obtained from the supplier's technical documentation.

What is (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol used for?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is primarily used in the fragrance and flavor industry due to its complex molecular structure. This compound serves as an intermediate in the synthesis of specialty chemicals and may be utilized in the production of perfumes, cosmetics, and aromatic compounds. Its specific structural features make it valuable for creating unique scent profiles in commercial applications requiring sophisticated chemical compositions.

How to handle (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol safely?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol requires careful handling due to its skin irritant properties. Workers must wear appropriate personal protective equipment including chemical-resistant gloves, safety goggles, and protective clothing. Work should be conducted in well-ventilated areas or under fume extraction systems. Avoid direct skin and eye contact, and prevent release into the environment due to its aquatic toxicity. Follow good hygiene practices and wash hands thoroughly after handling.

How to store (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol correctly?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol should be stored in a cool, dry, well-ventilated area away from heat sources and direct sunlight. Containers must be tightly sealed to prevent contamination and evaporation. Storage areas should be equipped with spill containment measures to prevent environmental release. Keep away from incompatible materials and ensure storage facilities comply with local regulations for hazardous substances. Regular inspection of containers for damage or leakage is essential.

What to do in case of contact with (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol?

Skin contact with (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol requires immediate action due to its irritant properties. Remove contaminated clothing and wash the affected skin thoroughly with soap and water for at least 15 minutes. For eye contact, rinse immediately with clean water for 15 minutes while keeping eyelids open. If irritation persists or symptoms develop, seek medical attention immediately. In case of ingestion, rinse mouth and seek immediate medical advice without inducing vomiting.

How to dispose of (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol properly?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol must be disposed of as hazardous waste due to its environmental toxicity classification. Contact licensed waste disposal companies specialized in chemical waste management. Never discharge into sewers, waterways, or soil due to its aquatic toxicity. Contaminated packaging should also be treated as hazardous waste. Follow local and national regulations for hazardous waste disposal and maintain proper documentation of disposal activities.

How to transport (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is classified as ADR Class 9 (Miscellaneous dangerous substances), Packing Group III. Transportation must comply with ADR regulations for dangerous goods, requiring appropriate packaging, labeling, and documentation. Vehicles must carry proper placarding and emergency information. Drivers need ADR certification, and transport documents must include the correct technical names and hazard classifications. Ensure packages are secure and protected from damage during transit.

Is (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol subject to special regulations?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is subject to REACH regulation in Europe and must comply with CLP classification requirements. It is not currently identified as a Substance of Very High Concern (SVHC). The substance requires appropriate hazard communication through Safety Data Sheets and labeling with GHS07 and GHS09 pictograms. Users must follow occupational exposure limits and environmental protection measures as specified by local and European chemical safety regulations.

Where to buy (E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol in Europe?

(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is available through OYSI, a trusted European distributor of specialty chemicals. OYSI provides comprehensive technical support, proper documentation including Safety Data Sheets, and ensures compliance with European chemical regulations. As an established chemical distributor, OYSI can supply this compound with appropriate packaging and transportation arrangements meeting ADR requirements. Contact OYSI directly for availability, specifications, and technical assistance regarding this specialized chemical compound.

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(E)-3,3-dimethyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol is a dangerous good. We support you with labeling, packaging, and transport documentation.

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Data Sources

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