1,2,3,6-Tetrahydro-1-methyl-4-phenylpyridine

  • 1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine
  • MPTP
Formula
C12H15N
Structure
Uses
Dopaminergic neurotoxin.

Registry Numbers and Inventories.
CAS
28289-54-5
EC (EINECS/ELINCS)
248-939-7
25 39/23/24/25
RTECS
UT8358900
RTECS class
Reproductive Effector
UN (DOT)
2811
Merck
12,6376
Beilstein/Gmelin
133712
Beilstein Reference
5-20-07-00121

Properties.
Formula
C12H15N
Formula mass
173.26
Melting point, °C
37 - 40
Boiling point, °C
259
Solubility in water
Slightly soluble
pKa/pKb
5.34 (pKb)
Heat of vaporization
49.6 kJ/mol

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Inactivate spilled material with 5% sodium hypochlorite. Absorb on sand or vermiculite and place in closed containers for disposal.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Thermal decomposition may produce carbon monoxide, carbon dioxide, and nitrogen oxides.

Fire.
Flash Point,°C
106
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
4
 
Flammability
0
 
 
Reactivity
0
 

Health.
Exposure effects
Properties of this material have not yet been prepared. Any recommendations are of a general nature. Many chemicals cause irritation of the eyes, skin, and respiratory tract. In severe cases respiratory tract irritation can progress to ARDS/acute lung injury which may be delayed in onset for up to 24 to 72 hours in some cases Irritation or burns of the esophagus or gastrointestinal tract are also possible if caustic or irritant chemicals are ingested. ALWAYS contact your local poision control authority or medical professional for assistance.
   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
2811
Response guide
Hazard class
6.1
Packing Group
II