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Tert-Butylhydroquinone

tert-Butylhydroquinone (TBHQ, tertiary butylhydroquinone) is a synthetic aromatic organic compound which is a type of phenol. It is a derivative of hydroquinone, substituted with a tert-butyl group.

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Further Information

Names

IUPAC name2-(1,1-Dimethylethyl)-1,4-benzenediol

Other names

TBHQ(i)

Identifiers

CAS Number: 1948-33-0

JSmol: Interactive image

ChEBI: CHEBI:78886

ChEMBL: ChEMBL242080

ChemSpider: 15235

DrugBank: DB07726

ECHA InfoCard: 100.016.139

E number: (antioxidants, …)

PubChem: 16043

Properties

Chemical formula: C10H14O2

Molar mass: 166.22 g·mol

Appearance: Tan powder

Density: 1.050 g/mL

Melting point: 127 to 129 °C (261 to 264 °F; 400 to 402 K)

Boiling point: 273 °C (523 °F; 546 K)

Solubility in water: Slightly soluble

K: 10.80±0.18

Hazards

hazards: Harmful

Safety data sheet: External MSDS

R-phrases: R22

S-phrases: S26 S27 S28

Flash point: 171 °C (340 °F; 444 K)

Related compounds

Related compounds: Butylated hydroxyanisole

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).