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2-Hydroxyethyl methacrylate Structure

2-Hydroxyethyl methacrylate

Chemical Properties

Melting point -12 °C
Boiling point 67 °C3.5 mm Hg(lit.)
Density  1.073 g/mL at 25 °C(lit.)
vapor density  5 (vs air)
vapor pressure  0.01 mm Hg ( 25 °C)
refractive index  n20/D 1.453(lit.)
Flash point 207 °F
storage temp.  2-8°C
solubility  Chloroform, Methanol (Slightly)
pka 13.83±0.10(Predicted)
form  Liquid
color  Clear
Odor Ester like
Viscosity 6.36mm2/s
Water Solubility  soluble
Sensitive  Air Sensitive
BRN  1071583
Stability Unstable - may polymerize in the absence of stabilizer. May be stabilized with, or contain small amounts of, diethylene glycol monomethacrylate, di(ethylene glycol)dimethacrylate, methacrylic acid. Incompatible with strong oxidizing agents, free radical initiators, peroxides, steel. Closed containers may explode if heated due to runaway polymer
InChIKey WOBHKFSMXKNTIM-UHFFFAOYSA-N
LogP 0.42 at 25℃
Indirect Additives used in Food Contact Substances 2-HYDROXYETHYL METHACRYLATE
FDA 21 CFR 175.105; 177.1010
CAS DataBase Reference 868-77-9(CAS DataBase Reference)
EWG's Food Scores 3-6
FDA UNII 6E1I4IV47V
NIST Chemistry Reference 2-Hydroxyethyl methacrylate(868-77-9)
EPA Substance Registry System 2-Hydroxyethyl methacrylate (868-77-9)
Cosmetics Info HEMA

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H317-H319
Precautionary statements P261-P264-P272-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/38-43-36/37/38
Safety Statements  26-36/37-28A-28
WGK Germany  1
RTECS  OZ4725000
TSCA  Yes
HS Code  29161490
Hazardous Substances Data 868-77-9(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 5050 mg/kg LD50 dermal Rabbit > 3000 mg/kg
NFPA 704:
1
2 1

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