8.21233

4-Methoxyphenol

for synthesis

• Synonym(s): 4-Methoxyphenol, 1-Hyroxy-4-methoxybenzene, Hydroquinone monomethyl ether, MEHQ
• Empirical Formula (Hill Notation): C₇H₈O₂
• CAS Number: 150-76-5
• Molecular Weight: 124.14
• MDL number: MFCD00002332
• EC Index Number: 205-769-8

Properties

• vapor pressure: 0.009 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99.0% (GC)
• form: solid
• autoignition temp.: 421 °C
• potency: 1600 mg/kg LD₅₀, oral (Rat)
• pH: 5.1 (20 °C, 30 g/L in H₂O)
• bp: 234-246 °C/1013 hPa
• mp: 54-57 °C
• transition temp: flash point 131 °C
• solubility: 40 g/L
• density: 1.55 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C7H8O2/c1-9-7-4-2-6(8)3-5-7/h2-5,8H,1H3
• InChI key: NWVVVBRKAWDGAB-UHFFFAOYSA-N

Description

Packaging

5 , 25 , 25 , 250 g in Plastic bottle

1 kg in Plastic bottle

25 kg in Fibre carton

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 54 °C
Melting range (upper value): ≤ 57 °C
Identity (IR): passes test

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302 - H317 - H319 - H412
• Precautionary Statements: P261 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Skin Sens. 1
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable