1.09600 Supelco


for analysis EMSURE®

Synonym: 2,4-Pentanedione, ACAC, Acetylacetone

  • CAS Number 123-54-6

  • Empirical Formula (Hill Notation) C5H8O2

  • Molecular Weight 100.12

  •  MDL number MFCD00008787

  •  EC Index Number 204-634-0



Quality Level   300
vapor pressure   7.9 hPa ( 20 °C)
autoignition temp.   340 °C
potency   575 mg/kg LD50, oral (Rat)
expl. lim.   2.4-11.4 % (v/v)
pH   6 (20 °C, 200 g/L in H2O)
mp   -47.5--17.6 °C
transition temp   flash point 35 °C
density   0.97 g/cm3 at 20 °C
InChI   1S/C5H8O2/c1-4(6)3-5(2)7/h3H2,1-2H3
storage conditions   Store at +5°C to +30°C.


General description

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Analysis Note

Purity (GC): ≥ 99.0 %
Identity: passes test
Al (Aluminium): ≤ 500 ppb
Ca (Calcium): ≤ 500 ppb
Cd (Cadmium): ≤ 50 ppb
Co (Cobalt): ≤ 20 ppb
Cr (Chromium): ≤ 50 ppb
Cu (Copper): ≤ 50 ppb
Fe (Iron): ≤ 100 ppb
Mg (Magnesium): ≤ 100 ppb
Ni (Nickel): ≤ 500 ppb
Pb (Lead): ≤ 500 ppb
Sn (Tin): ≤ 100 ppb
Zn (Zinc): ≤ 500 ppb
Residue on ignition: ≤ 0.005 %
Water (according to Karl Fischer): ≤ 0.3 %

Safety & Documentation

Safety Information

Protocols & Articles


Analytical Method: Formaldehyde in textiles

Cat.No. 101116  Ammonium acetate for analysis Cat.No. 100063  Acetic acid 100 % for analysis Cat.No. 109600  Acetylacetone for analysis Cat.No. 116754  Water for analysis Folded filter   Reagent 1: D...
Keywords: Sample preparations

EMSURE® Premium grade products

The EMSURE® quality grade designates our premium classical Inorganics and Solvents, which are optimized for regulated analyses and highly demanding lab applications. These products offer the highest ...
Keywords: Solvents

Solvents for Classical Analysis, Production and Purification

Just the Right Solvent for Your Application For each of your applications, you want to use solvents that perfectly fit your needs. That’s why we strive to tailor our comprehensive range of solvents t...
Keywords: Chromatography, Evaporation, Organic synthesis, Peptide synthesis, Solvents

Related Products

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?