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2,4,6-tris(1,1-dimethylethyl)-phenol

2,4,6-Tri-tert-butylphenol

CAS: 732-26-3

Molecular Formula: C18H30O

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2,4,6-tris(1,1-dimethylethyl)-phenol - Names and Identifiers

Name 2,4,6-Tri-tert-butylphenol
Synonyms Tributylphenol
Antioxidant 246
2,4,6-Tri-tert-bulylphenol
2,4,6-TRI-TERT-BUTYLPHENOL
2,4,6-Tri-tert-butylphenol
2,4,6-tris(1,1-dimethylethyl)-phenol
2,4,6-TRI-TERTIARY BUTYL PHENOL ( TTBP )
CAS 732-26-3
EINECS 211-989-5
InChI InChI=1/C18H30O/c1-16(2,3)12-10-13(17(4,5)6)15(19)14(11-12)18(7,8)9/h10-11,19H,1-9H3
InChIKey PFEFOYRSMXVNEL-UHFFFAOYSA-N

2,4,6-tris(1,1-dimethylethyl)-phenol - Physico-chemical Properties

Molecular FormulaC18H30O
Molar Mass262.43
Density0.8640
Melting Point125-130 °C (lit.)
Boling Point277 °C (lit.)
Flash Point130°C
Water Solubilityinsoluble
Solubility Chloroform (Slightly), DMSO (Slightly, Sonicated)
Vapor Presure0.073Pa at 25℃
Appearancebuffered aqueous glycerol solution
ColorOff-White to Pale Yellow
BRN1913256
pKa12.61±0.40(Predicted)
Storage Condition-70°C
SensitiveSensitive to humidity
Refractive Index1.5029 (estimate)
MDLMFCD00008821
UseUsed as natural rubber antioxidant and synthetic rubber low efficiency stabilizer

2,4,6-tris(1,1-dimethylethyl)-phenol - Risk and Safety

Risk CodesR11 - Highly Flammable
R22 - Harmful if swallowed
R34 - Causes burns
R50 - Very Toxic to aquatic organisms
R53 - May cause long-term adverse effects in the aquatic environment
R36/37/38 - Irritating to eyes, respiratory system and skin.
R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
Safety DescriptionS26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S60 - This material and its container must be disposed of as hazardous waste.
S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. 
S24/25 - Avoid contact with skin and eyes.
UN IDsUN 2430 8/PG 3
WGK Germany3
RTECSSN3570000
FLUKA BRAND F CODES8-23
HS Code29071990
Hazard Class9
Packing GroupIII
ToxicityLD50 oral in rat: 1670mg/kg

2,4,6-tris(1,1-dimethylethyl)-phenol - Introduction

White or light yellow crystalline powder. No smell. Soluble in most organic solvents such as ethanol, ether and acetone, insoluble in water. Toxic. It's irritating.
Last Update：2022-10-16 17:28:13

2,4,6-tris(1,1-dimethylethyl)-phenol - Reference Information

LogP7.1 at 35℃
NIST chemical information information provided by: webbook.nist.gov (external link)
EPA chemical substance information information provided by: ofmpeb.epa.gov (external link)
Use Antioxidant for plastics and rubber
used as natural rubber antioxidant and synthetic rubber low efficiency stabilizer
organic synthesis. Aviation Gas Oil Antioxidant. Antioxidants for Natural and Synthetic gums. Low-efficiency stabilizers for Synthetic gums. Heat stabilizer for polyolefins and high-impact polystyrene.
toxic substance data information provided by: pubchem.ncbi.nlm.nih.gov (external link)
Last Update：2024-04-09 21:04:16
2,4,6-tris(1,1-dimethylethyl)-phenol
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Tel: +86-17551318830
Email: r@reformchem.com­
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Product Name: 2,4,6-Tri-tert-butylphenol Request for quotation
CAS: 732-26-3
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Wechat: 17505222756
Guangzhou Yuanda New Material Co.,Ltd
Multiple Specifications
Product Name: 2,4,6-Tri-tert-butylphenol Request for quotation
CAS: 732-26-3
Tel: +86 19849939632
Email: 2470479589@qq.com
Mobile: +86 19849939632
QQ: 2470479589 Click to send a QQ message
Wechat: +86 19849939632
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Spot supply
Product Name: Propofol Impurity 53 Visit Supplier Webpage Request for quotation
CAS: 732-26-3
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052 Click to send a QQ message
Wechat: 15671228036
Hefei TNJ Chemical Industry Co.,Ltd.
Product Name: 2,4,6-Tri-tert-butylphenol Request for quotation
CAS: 732-26-3
Tel: 0086-551-65418684
Email: sales@tnjchem.com
　　　　 info@tnjchem.com
Mobile: 0086 189 4982 3763
QQ: 2881500840 Click to send a QQ message
Wechat: 0086 189 4982 3763
WhatsApp: 0086 189 4982 3763
Product List: View Catalog
Shanghai Yuanye Bio-Technology Co., Ltd.
Product Name: 2,4,6-Tri-tert-butyl phenol Visit Supplier Webpage Request for quotation
CAS: 732-26-3
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409 Click to send a QQ message
Wechat: 18301782025
Zouping Mingxing Chemical Co., Ltd.
Product Name: 2,4,6-Tri-tert-butylphenol Request for quotation
CAS: 732-26-3
Tel: 0086-13605431940
Email: xuli678323@126.com
Mobile: +86-13605431940
QQ: 56860987 Click to send a QQ message
Wechat: 13605431940
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2,4,6-tris(1,1-dimethylethyl)-phenol
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