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542-05-2

Name 1,3-Acetonedicarboxylic acid
CAS 542-05-2
EINECS(EC#) 208-797-9
Molecular Formula C5H6O5
MDL Number MFCD00002711
Molecular Weight 146.1
MOL File 542-05-2.mol
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Chemical Properties

Appearance white to off-white powder
Melting point  133 °C (dec.) (lit.)
Boiling point  185.67°C (rough estimate)
density  1.2821 (rough estimate)
vapor pressure  0.005Pa at 25℃
refractive index  1.3920 (estimate)
storage temp.  2-8°C
solubility  DMSO (Slightly, Heated), Methanol (Slightly)
form  Crystalline Powder
pka pK (25°) 3.10
color  White
Water Solubility  soluble
Sensitive  Hygroscopic
Merck  14,68
BRN  1447081
Stability: Unstable in Solution
InChIKey OXTNCQMOKLOUAM-UHFFFAOYSA-N
LogP -0.5 at 30℃
CAS DataBase Reference 542-05-2(CAS DataBase Reference)
Storage Precautions Store under nitrogen
EPA Substance Registry System 542-05-2(EPA Substance)
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Safety Data

Hazard Codes  Xi
Risk Statements 
R44:Risk of explosion if heated under confinement.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  3
F  3
TSCA  Yes
HS Code  29183000

Raw materials And Preparation Products

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