8.02892

Dibutyl ether

for synthesis

• Synonym(s): Dibutyl ether
• Linear Formula: (CH₃CH₂CH₂CH₂)₂O
• CAS Number: 142-96-1
• Molecular Weight: 130.23
• MDL number: MFCD00009461
• UNSPSC Code: 12352112
• EC Index Number: 205-575-3
• NACRES: NA.22

Properties

• vapor pressure: 6.4 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99% (GC)
• form: liquid
• autoignition temp.: 175 °C
• potency: 3200 mg/kg LD₅₀, oral (Rat); 7640 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 0.9-8.5 % (v/v)
• pH: 5.2 (20 °C, 0.2 g/L in H₂O)
• bp: 140-143 °C/1013 hPa
• mp: -95 °C
• transition temp: flash point 25 °C
• solubility: 10 g/L
• density: 0.769 g/cm³ at 20 °C
• InChI: 1S/C8H18O/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3
• InChI key: DURPTKYDGMDSBL-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99,0 Area %
Density (d 20 °C/ 4 °C): 0,767 - 0,769
Peroxide (as H₂O₂): ≤ 0,05 %(m)
Identity (IR): conforms

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226 - H315 - H319 - H335 - H412
• pcodes: P210 - P233 - P240 - P273 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 82.4 °F - closed cup
• flash_point_c: 28 °C - closed cup