2-butan-2-yl-4-tert-butylphenol

C14H22O

CAS51390-14-8
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
51390-14-8
EC Number
421-740-4
UN Number
3145
Index Number
604-069-00-3
PubChem CID
526207

Physical-chemical properties

Molecular Formula
C14H22O
Molar Mass
206.32 g/mol
IUPAC Name
2-butan-2-yl-4-tert-butylphenol

Chemical Identifiers

InChI
InChI=1S/C14H22O/c1-6-10(2)12-9-11(14(3,4)5)7-8-13(12)15/h7-10,15H,6H2,1-5H3
InChI Key
JKFZLMPBXBMSPD-UHFFFAOYSA-N

Overview

2-butan-2-yl-4-tert-butylphenol (CAS 51390-14-8) is a substituted phenolic compound with significant industrial applications and corrosive properties requiring careful handling protocols. This specialized phenolic derivative represents an important class of organic compounds widely utilized in industrial chemical processes. With its molecular formula C14H22O and molecular weight of 206.32 g/mol, this substance exhibits distinctive structural characteristics due to its dual alkyl substitution pattern on the benzene ring. The compound features both a secondary butyl group and a tert-butyl group, which significantly influence its chemical behavior and industrial utility. The substance presents notable safety considerations, classified as Skin Corr. 1B under GHS regulations, indicating severe skin corrosion potential. Its environmental impact classification as Aquatic Chronic 2 requires careful consideration during handling and disposal procedures. The ADR Class 8 designation reflects its corrosive nature during transportation, necessitating specialized packaging and handling protocols. Safety measures must include appropriate personal protective equipment and engineered controls to prevent skin and eye contact. Industrial applications of 2-butan-2-yl-4-tert-butylphenol typically include use as an intermediate in specialty chemical synthesis, particularly in the production of antioxidants and stabilizers for polymer applications. The compound also serves as a precursor in the manufacture of specialized phenolic resins and industrial coatings. Unlike simpler compounds such as 1-octylpyrrolidin-2-one, this phenolic derivative offers unique reactivity patterns due to its specific substitution pattern, making it valuable for targeted chemical transformations. OYSI provides reliable access to 2-butan-2-yl-4-tert-butylphenol for qualified industrial customers throughout Europe, ensuring consistent quality and comprehensive technical support for specialized chemical applications.

Safety & Classification

Danger
Classification:

Skin Corr. 1B; Aquatic Chronic 2

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H314

Causes severe skin burns and eye damage.

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

Harmful

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

Harmful

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:

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 Number3145
ADR Class8
Packing GroupII
Tunnel CodeE
Proper Shipping Name2-(1-Methylpropyl)-4-tert-butylphenol
Marine PollutantNo

Frequently Asked Questions

What is 2-butan-2-yl-4-tert-butylphenol?

2-butan-2-yl-4-tert-butylphenol is an organic chemical compound with the molecular formula C14H22O and CAS number 51390-14-8. This phenolic compound has a molecular weight of 206.32 g/mol and features both butan-2-yl and tert-butyl substituents on a phenol ring. It is classified as a corrosive substance with significant hazard potential for skin contact and aquatic environments, requiring careful handling in industrial applications.

What are the physicochemical properties of 2-butan-2-yl-4-tert-butylphenol?

2-butan-2-yl-4-tert-butylphenol is an organic compound with molecular formula C14H22O and molecular mass 206.32 g/mol. As a substituted phenol, it typically appears as a solid or viscous liquid at room temperature. The compound contains both hydrophobic alkyl groups and a hydrophilic phenolic hydroxyl group, affecting its solubility characteristics. Its structure with bulky substituents influences its physical properties and chemical reactivity.

What is 2-butan-2-yl-4-tert-butylphenol used for?

2-butan-2-yl-4-tert-butylphenol is primarily used as a chemical intermediate and additive in various industrial applications. Substituted phenols like this compound are commonly employed as antioxidants, stabilizers, or precursors in polymer production, rubber manufacturing, and specialty chemical synthesis. Its specific alkyl substitution pattern makes it suitable for applications requiring particular stability or performance characteristics in industrial formulations and chemical processes.

How to handle 2-butan-2-yl-4-tert-butylphenol safely?

2-butan-2-yl-4-tert-butylphenol must be handled with extreme caution due to its Skin Corr. 1B classification. Essential protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin contact. Work in well-ventilated areas or under fume extraction systems. Avoid contact with eyes, skin, and clothing. Have emergency eyewash and shower facilities readily available. Follow all safety data sheet recommendations and ensure proper training before handling.

How to store 2-butan-2-yl-4-tert-butylphenol correctly?

2-butan-2-yl-4-tert-butylphenol should be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Use original containers or approved chemical-resistant containers with proper labeling. Store separately from oxidizing agents, strong bases, and other incompatible chemicals. Ensure storage area has appropriate spill containment measures due to the compound's corrosive properties and environmental hazard classification (Aquatic Chronic 2). Maintain proper inventory records and access controls.

What to do in case of contact with 2-butan-2-yl-4-tert-butylphenol?

Immediate action is required for any contact with 2-butan-2-yl-4-tert-butylphenol due to its corrosive properties. For skin contact, immediately remove contaminated clothing and flush affected area with plenty of water for at least 15-20 minutes. For eye contact, rinse immediately with water for at least 15 minutes and seek medical attention. If inhaled, move to fresh air. Seek immediate medical attention for all exposures due to the Skin Corr. 1B classification.

How to dispose of 2-butan-2-yl-4-tert-butylphenol appropriately?

2-butan-2-yl-4-tert-butylphenol must be disposed of through licensed hazardous waste disposal facilities according to local and EU regulations. The compound cannot be discharged into sewers or waterways due to its Aquatic Chronic 2 classification. Contact certified waste management companies for proper collection and treatment. Contaminated containers and materials must also be handled as hazardous waste. Maintain disposal records and ensure compliance with REACH and waste framework directive requirements.

How to transport 2-butan-2-yl-4-tert-butylphenol?

2-butan-2-yl-4-tert-butylphenol is classified under ADR Class 8 (corrosive substances), Packing Group II, indicating significant transport hazards. Transportation requires UN-approved packaging, proper hazard labels, and transport documents. Vehicles must carry appropriate emergency equipment and drivers need ADR certification. Ensure packages are properly marked with UN numbers, hazard pictograms (GHS05, GHS09), and handling instructions. Follow all applicable dangerous goods regulations for road, rail, and maritime transport.

Is 2-butan-2-yl-4-tert-butylphenol subject to specific regulations?

2-butan-2-yl-4-tert-butylphenol is subject to EU chemical regulations including REACH registration requirements and CLP classification obligations. The compound is not currently listed as an SVHC (Substance of Very High Concern). Suppliers must provide safety data sheets and ensure proper hazard communication through GHS pictograms (GHS05, GHS09) and the 'Danger' signal word. Companies must comply with occupational exposure limits, environmental discharge restrictions, and waste management regulations.

Where to buy 2-butan-2-yl-4-tert-butylphenol in Europe?

2-butan-2-yl-4-tert-butylphenol is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides reliable supply chains for industrial customers across Europe, ensuring full regulatory compliance and proper documentation. As a professional chemical distributor, OYSI offers technical support, safety data sheets, and appropriate packaging for this corrosive substance. Contact OYSI directly for availability, technical specifications, and delivery options to meet your specific industrial requirements.

Data Sources

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