8.20250

4-tert-Butylphenol

for synthesis

• Synonym(s): 4-tert-Butylphenol
• Empirical Formula (Hill Notation): C₁₀H₁₄O
• CAS Number: 98-54-4
• Molecular Weight: 150.22
• MDL number: MFCD00002367
• UNSPSC Code: 12352104
• EC Index Number: 202-679-0

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥98.0% (GC)
• form: solid
• autoignition temp.: 475 °C
• potency: 4000 mg/kg LD₅₀, oral (Rat); 2288 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 0.8-5.3 % (v/v)
• pH: 7 (20 °C, 10 g/L in H₂O)
• bp: 239 °C/1013 hPa
• mp: 95-98 °C
• transition temp: flash point 125 °C
• solubility: 0.6 g/L
• density: 0.908 g/cm³ at 20 °C
• bulk density: 450 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C10H14O/c1-10(2,3)8-4-6-9(11)7-5-8/h4-7,11H,1-3H3
• InChI key: QHPQWRBYOIRBIT-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 98 °C
Melting range (upper value): ≤ 101 °C
Identity (IR): passes test

Safety Information

• Pictograms: GHS05,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H315 - H318 - H361f - H410
• Precautionary Statements: P202 - P273 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Aquatic Chronic 1 - Eye Dam. 1 - Repr. 2 - Skin Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): 113 °C - closed cup