Tin(II) acetate

  • Stannous acetate
  • Tin diacetate
Formula
Sn(C2H3O2)2
Structure
Description
White to beige powder.
Uses
Reducing agent.

Registry Numbers and Inventories.
CAS
638-39-1
EC (EINECS/ELINCS)
211-335-9
UN (DOT)
3146
Merck
12,8937
Japan ENCS (MITI)
Listed

Properties.
Formula
C4H6O4Sn
Formula mass
236.8
Melting point, °C
182.75
Density
2.3 g/cm3
Solubility in water
Decomposes

Hazards and Protection.
Storage
Store in a cool, dry place. Store in a tightly closed container. Store protected from moisture. Store under nitrogen.
Protection
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. Wear appropriate gloves and protective clothing to prevent skin exposure.
Respirators
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Small spills/leaks
Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
Stability
Stable under normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents, moisture/water.
Decomposition
Carbon monoxide, carbon dioxide, tin/tin oxides.

Fire.
Fire fighting
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Use water spray, dry chemical, carbon dioxide, or chemical foam.
Hazards
Material is powerful reducing agent.
 
Reactivity
1
 

Health.
Exposure limit(s)
NIOSH: 0.1 mg/m3 TWA (as Sn), 0.25 mg/m3 IDLH
Exposure effects
Exposure limits have been recommended for organotin compounds to minimize the potential for adverse effects on immune function and the CNS.
   Ingestion
Harmful if swallowed. May cause irritation of the digestive tract.
   Inhalation
Harmful if inhaled. May cause respiratory tract irritation.
   Skin
Causes skin irritation. Harmful if absorbed through the skin.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Transport.
UN number
3146
Response guide
Hazard class
6.1
Packing Group
III