Acetanilide

  • N-Phenylacetamide
Formula
CH3CONHC6H5
Structure
Description
White to gray solid.
Uses
Manufacture of medicinals, dyes, stabilizer for hydrogen peroxide, as addn to cellulose ester varnishes.

Registry Numbers and Inventories.
CAS
103-84-4
EC (EINECS/ELINCS)
203-150-7
EC Class
harmful
S 22 36/37
RTECS
AD7350000
RTECS class
Drug; Mutagen; Human Data
Merck
13,51
Beilstein/Gmelin
606468
Beilstein Reference
4-12-00-00373
Swiss Giftliste 1
G-1027
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C8H9NO
Formula mass
135.17
Melting point, °C
115
Boiling point, °C
304
Vapor pressure, mmHg
0.001 (25 C)
Vapor density (air=1)
4.65
Density
1.207 g/cm3 (0 C)
Solubility in water
Slightly soluble
Viscosity
2.22 cp (120 C)
Surface tension
32.9 g/s2 (118 C)
pKa/pKb
13.0 (pKb)
Partition coefficient, pKow
1.16
Heat of fusion
22.02 kJ/mol
Heat of vaporization
54.5 kJ/mol
Heat of combustion
-4225 kJ/mol

Hazards and Protection.
Storage
Keep away from heat and flame. Store in a tightly closed container. Keep from contact with oxidizing materials. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep away from strong bases.
Handling
Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. 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 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
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability
Stable under normal shipping and handling conditions.
Incompatibilities
Strong oxidizing agents, strong bases.
Decomposition
Carbon monoxide, oxides of nitrogen, carbon dioxide.

Fire.
Flash Point,°C
173
Autoignition, °C
540
Upper exp. limit, %
6.9
Lower exp. limit, %
1.1
Fire fighting
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. Dust can be an explosion hazard when exposed to heat or flame. Extinguishing media: For small fires, use water spray, dry chemical, carbon dioxide or chemical foam. Use water spray to cool fire-exposed containers.
Fire potential
This chemical is combustible.
Health
1
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
3
Exposure effects
seizures and coma may be noted following massive overdose.
   Ingestion
Harmful if swallowed. May cause irritation of the digestive tract. May cause kidney damage. May cause methemoglobinemia, cyanosis, convulsions, and death. Human systemic effects by ingestion may include: visual field changes, tinnitus, and nausea or vomiting. May cause hallucinations and distorted perceptions.
   Inhalation
May cause respiratory tract irritation. May cause methemoglobinemia, cyanosis, convulsions, tachycardia, dyspnea, and death. May cause effects similar to those described for ingestion.
   Skin
May cause skin irritation.
   Eyes
Dust may cause mechanical 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
Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
   Skin
Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. Wash clothing before reuse.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
HS Code
2924 29 95