Methylenebis(thiolactic acid)

Formula
C7H12O4S2
Structure

Registry Numbers and Inventories.
CAS
98962-98-2
R 36/37/38
UN (DOT)
3335
Beilstein/Gmelin
1726898
Beilstein Reference
4-03-00-00683

Properties.
Formula
C7H12O4S2
Formula mass
224.30
Melting point, °C
156
Boiling point, °C
416
Vapor pressure, mmHg
4E-8 (25 C)
pKa/pKb
3.38 (pKa)
Partition coefficient, pKow
195
Heat of fusion
39.4 kJ/mol
Heat of vaporization
73.4 kJ/mol

Hazards and Protection.
Protection
Wear appropriate protective gloves, clothing and goggles.
Respirators
Wear positive pressure self-contained breathing apparatus (SCBA).
Small spills/leaks
Do not touch or walk through spilled material. Stop leak if you can do it without risk. Prevent dust cloud. Avoid inhalation of asbestos dust.

Fire.
Flash Point,°C
205
Fire fighting
Small Fires: Dry chemical, carbon dioxide, water spray or regular foam. Large Fires: Water spray, fog or regular foam.
Fire potential
May burn but does not ignite readily.
Hazards
Containers may explode when heated.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.

Health.
Exposure effects
   Inhalation
Inhalation of material may be harmful.
   Skin
Contact may cause burns.
   Eyes
See Skin.

First aid
 
   Ingestion
Seek medical assistance.
   Inhalation
Move victim to fresh air. Apply artificial respiration if victim is not breathing. Administer oxygen if breathing is difficult.
   Skin
Remove and isolate contaminated clothing and shoes. Immediately flush with running water for at least 20 minutes.
   Eyes
Immediately flush with running water for at least 20 minutes.

Transport.
UN number
3335
Response guide