8.04512

4-Hydroxy-4-methyl-2-pentanone

for synthesis

• Synonym(s): 4-Hydroxy-4-methyl-2-pentanone, 2-Methyl-2-pentanol-4-one, Diacetone alcohol
• Linear Formula: (CH₃)₂C(OH)CH₂COCH₃
• CAS Number: 123-42-2
• Molecular Weight: 116.16
• MDL number: MFCD00004471
• UNSPSC Code: 12352115
• EC Index Number: 204-626-7

Properties

• vapor pressure: 1.1 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥98.0% (GC)
• form: liquid
• autoignition temp.: 640 °C
• potency: 2520 mg/kg LD₅₀, oral (Rat); 13630 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.8-6.9 % (v/v)
• bp: 168 °C/1013 hPa
• mp: -47 °C
• transition temp: flash point 58 °C
• density: 0.937-0.941 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C6H12O2/c1-5(7)4-6(2,3)8/h8H,4H2,1-3H3
• InChI key: SWXVUIWOUIDPGS-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.937 - 0.941
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS07,GHS08
• Signal Word: Warning
• Hazard Statements: H226 - H319 - H335 - H361fd
• Precautionary Statements: P202 - P210 - P233 - P240 - P305 + P351 + P338 - P308 + P313
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Repr. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 136.4 °F - closed cup
• Flash Point(C): 58 °C - closed cup