2-Hydroxyethyl methacrylate

  • Ethylene glycol methacrylate
  • Glycol methacrylate
  • Glycol monomethacrylate
  • Hydroxyethyl methacrylate
  • beta-Hydroxyethyl methacrylate
  • 2-(methacryloyloxy)ethanol
Formula
CH2=C(CH3)COOCH2CH2OH
Structure
Description
Clear, colorless mobile liquid with a faint odor.
Uses
Acrylic resins, binder for nonwoven fabrics, enamels.

Registry Numbers and Inventories.
CAS
868-77-9
EC (EINECS/ELINCS)
212-782-2
EC Index Number
607-124-00-X
EC Class
Irritant; Sensitising
R 36/38 43
RTECS
OZ4725000
RTECS class
Drug; Reproductive Effector
UN (DOT)
3334
Beilstein/Gmelin
1071583
Beilstein Reference
4-02-00-01530
Swiss Giftliste 1
G-5939
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C6H10O3
Formula mass
130.14
Melting point, °C
-12
Boiling point, °C
189
Vapor pressure, mmHg
0.16 (25 C)
Vapor density (air=1)
5.0
Density
1.077 g/cm3 (20 C)
Solubility in water
Soluble
Viscosity
9 cP
Refractive index
1.4525 (20 C)
pKa/pKb
13.82
Partition coefficient, pKow
0.47
Heat of vaporization
49.5 kJ/mol

Hazards and Protection.
Storage
Keep away from sources of ignition. Store in a cool place in the original container and protect from sunlight. Keep refrigerated. Store in a tightly closed container. Store protected from moisture. Store protected from light.
Handling
Wash thoroughly after handling. Wash hands before eating. Remove contaminated clothing and wash before reuse. Use only in a well ventilated area. Do not get on skin or in eyes. Avoid ingestion and inhalation. Store protected from light. Do not allow contact with water. Container should be opened by a technically qualified person. Keep from contact with moist air and steam.
Protection
Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, using the appropriate protective equipment. Scoop up with a nonsparking tool, then place into a suitable container for disposal. Remove all sources of ignition. Provide ventilation. Do not get water inside containers.
Disposal code
1
Stability
Unstable.
Incompatibilities
Moisture.
Decomposition
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.

Fire.
Flash Point,°C
97
Autoignition, °C
214
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Containers may explode when heated. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. Do NOT get water inside containers. Cool containers with flooding quantities of water until well after fire is out.
Health
2
 
Flammability
1
 
 
Reactivity
0
 

Health.
Poison_Class
4
Exposure effects
May cause reproductive and fetal effects.
   Ingestion
Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
   Inhalation
Causes respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
   Skin
May cause severe skin irritation. May be absorbed through the skin in harmful amounts. May cause skin sensitization, an allergic reaction, which becomes evident upon re-exposure to this material.
   Eyes
Causes severe eye irritation.

First aid
 
   Ingestion
Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. DO NOT use mouth-to-mouth respiration.
   Skin
Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
   Eyes
Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.

Transport.
UN number
3334
Response guide
HS Code
2916 14 90