Diethylcyanamide

  • N,N-Diethylcyanamide
  • N-Cyanodiethylamine
Formula
C5H10N2
Structure

Registry Numbers and Inventories.
CAS
617-83-4
EC (EINECS/ELINCS)
210-532-7
23/24/25 36/37/38
26 36/37/39 45
RTECS
GS6300000
RTECS class
Other
UN (DOT)
1993
Beilstein/Gmelin
1741595
Beilstein Reference
4-04-00-00381

Properties.
Formula
C5H10N2
Formula mass
98.17
Melting point, °C
-80.6
Boiling point, °C
186 - 188
Vapor pressure, mmHg
0.6 (25 C)
Density
0.854 g/mL (20 C)
Solubility in water
Soluble
Refractive index
1.4246 (20 C)
pKa/pKb
10.72 (pKb)
Heat of vaporization
47.7 kJ/mol
Heat of combustion
-3413 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Cover with dry-lime, sand, or soda ash. Place in covered containers using non-sparking tools and transport outdoors. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong acids, Strong bases, Strong oxidizing agents, Strong reducing agents.
Decomposition
Thermal decomposition may produce carbon monoxide, carbon dioxide, and nitrogen oxides.

Fire.
Flash Point,°C
69
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames.
Hazards
Combustible liquid. Emits toxic fumes under fire conditions.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
2
 
Flammability
2
 
 
Reactivity
1
 

Health.
Exposure effects
Toxic. Toxic by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin. Combustible.
   Ingestion
Toxic if swallowed.
   Inhalation
Toxic if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
   Skin
May cause skin irritation. Toxic if absorbed through skin.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician immediately.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.
UN number
1993
Response guide
Packing Group
III