8.41424

tert-Butylhydroquinone

for synthesis

• Synonym(s): tert-Butylhydroquinone, 2-tert.-Butyl-1,4-dihydroxybenzene
• Empirical Formula (Hill Notation): C₁₀H₁₄O₂
• CAS Number: 1948-33-0
• Molecular Weight: 166.22
• MDL number: MFCD00002344
• UNSPSC Code: 12352104
• EC Index Number: 217-752-2
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥97.0% (GC)
• form: powder
• autoignition temp.: 457 °C
• potency: 700 mg/kg LD₅₀, oral (Rat)
• bp: 295 °C/1013 hPa
• mp: 127-129 °C
• transition temp: flash point 171 °C
• density: 1.05 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C10H14O2/c1-10(2,3)8-6-7(11)4-5-9(8)12/h4-6,11-12H,1-3H3
• InChI key: BGNXCDMCOKJUMV-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Melting range (lower value): ≥ 126 °C
Melting range (upper value): ≤ 129 °C
Identity (IR): passes test

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H302 + H312 - H315 - H317 - H319 - H410
• pcodes: P261 - P273 - P280 - P301 + P312 - P302 + P352 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1
• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: 195.8 °F - closed cup
• flash_point_c: 91 °C - closed cup