Pentothal

  • Leopental
  • Intraval sodium
  • Sodium penthiobarbital
  • 5-Ethyl-5-(1-methylbutyl)-2-thiobarbituric acid
  • Sodium 5-ethyl-5-(1-methylbutyl)-2-thiobarbiturate
  • 4,6(1H,5H)-Pyrimidinedione, 5-ethyldihydro-5-(1- methylbutyl)-2-thioxo-, monosodium salt
Formula
C11H17N2NaO2S
Structure
Uses
Intravenous anesthetic. US DEA Schedule III material.

Registry Numbers and Inventories.
CAS
71-73-8
EC (EINECS/ELINCS)
200-763-1
RTECS
CQ6475000
RTECS class
Drug; Reproductive Effector; Human Data
UN (DOT)
2811
Merck
12,9487
Beilstein/Gmelin
5198928
Beilstein Reference
6-25
Canada DSL/NDSL
DSL
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed

Properties.
Formula
C11H17N2NaO2S
Formula mass
264.32
Solubility in water
10 g/L (25 C)

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures. Hygroscopic.
Decomposition
Carbon monoxide, Carbon dioxide, Nitrogen oxides, Sulfur oxides.

Fire.
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
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Hazards
Emits toxic fumes under fire conditions.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
2
 
Flammability
0
 
 
Reactivity
0
 

Health.
Exposure effects
Toxic. Toxic if swallowed. Calif. Prop. 65 reproductive hazard. Target organ(s): Central nervous system.
   Ingestion
Toxic if swallowed.
   Inhalation
Material may be irritating to mucous membranes and upper respiratory tract. May be harmful if inhaled.
   Skin
May cause skin irritation. May be harmful if absorbed through the 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
2811
Response guide
Hazard class
6.1
Packing Group
III