8.18663

5-Methyl-3-heptanone

for synthesis

• Synonym(s): 5-Methyl-3-heptanone, Ethyl amyl ketone, Ethyl isoamyl ketone, Isoamyl ethyl ketone
• Linear Formula: CH₃CH₂COCH₂CH(CH₃)CH₂CH₃
• CAS Number: 541-85-5
• Molecular Weight: 128.21
• MDL number: MFCD00009340
• UNSPSC Code: 12352115
• EC Index Number: 208-793-7
• NACRES: NA.22

Properties

• vapor pressure: 2.7 hPa ( 25 °C)
• Quality Level: 200
• Assay: ≥94.0% (GC)
• form: liquid
• potency: 3500 mg/kg LD₅₀, oral (Rat); >16000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 0.9-48 % (v/v)
• bp: 157-162 °C/1013 hPa
• mp: -57 °C
• transition temp: flash point 43 °C
• solubility: 3 g/L
• density: 0.82 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C8H16O/c1-4-7(3)6-8(9)5-2/h7H,4-6H2,1-3H3
• InChI key: PSBKJPTZCVYXSD-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 94.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.820 - 0.823
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Warning
• Hazard Statements: H226 - H319 - H335
• Precautionary Statements: P210 - P233 - P240 - P241 - P242 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 111.2 °F - closed cup
• Flash Point(C): 44 °C - closed cup