Diethyl (ethoxymethylene)malonate

  • 2-Ethoxy-1,1-bis(ethoxycarbonyl)ethene
Formula
C2H5OCH=C(COOC2H5)2
Structure
Description
Colorless liquid.

Registry Numbers and Inventories.
CAS
87-13-8
EC (EINECS/ELINCS)
201-725-7
EC Class
harmful, irritant, sensitizing
R 22 36/38 42/43
S 23 26 36/37/39 45
RTECS
OO1100000
RTECS class
Drug; Primary Irritant
UN (DOT)
3334
Beilstein/Gmelin
880058
Beilstein Reference
4-03-00-01192
Swiss Giftliste 1
G-6549
Canada DSL/NDSL
NDSL
US TSCA
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C10H16O5
Formula mass
216.24
Melting point, °C
-33
Boiling point, °C
279
Density
1.0855 g/cm3 (15 C)
Solubility in water
Insoluble
Refractive index
1.45966 (15.3 C)

Hazards and Protection.
Storage
Store in a cool, dry place. Keep container closed when not in use.
Handling
Wash thoroughly after handling. Use only in a well ventilated area. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
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
Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal.
Disposal code
1
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Oxidizing agents, reducing agents, acids, bases.
Decomposition
Carbon monoxide, carbon dioxide.

Fire.
Flash Point,°C
144
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or appropriate foam.

Health.
Poison_Class
3
Exposure effects
   Ingestion
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May be harmful if swallowed.
   Inhalation
May cause respiratory tract irritation.
   Skin
Causes skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
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 immediately. Induce vomiting by giving one teaspoon of Syrup of Ipecac.
   Inhalation
Remove from exposure to fresh air immediately. If breathing is difficult, give oxygen. Ingestion Get medical aid.
   Skin
Get medical aid immediately. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
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
2918 90 90