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Stannous oxalate

CAS Number
814-94-8
EC Number
212-414-0
Chemical Formula
C2H2O4.Sn
Molecular Weight
206.73 g/mol

Description

Stannous oxalate (CAS 814-94-8 ), also known as tin oxalate, is a tin(II) salt used primarily as a catalyst and catalyst precursor in polymer synthesis and specialty chemical manufacturing. It enables controlled reaction pathways in esterification and polycondensation processes where precise tin-based catalysis is required. In plastics and polymer production, it catalyzes polycondensation reactions. This is particularly useful in the manufacture of polyesters and biodegradable polymers such as polylactic acid (PLA). Personal care formulators use it as a stabilizing and chelating agent. It helps to sequester metal ions that would otherwise degrade sensitive formulations. In pharmaceutical and biotech applications, it functions as a tin source in synthesis intermediates. It is also used in radiolabeling processes where controlled tin(II) chemistry is critical. Water treatment applications leverage its chelation activity to manage trace metal interference. This management is vital in treatment chemical formulations. Stannous oxalate is supplied as a white to off-white crystalline powder available in technical and high-purity grades. Pharmaceutical-grade material is produced to meet the quality requirements of regulated synthesis applications. Packaging ranges from laboratory-scale quantities to bulk industrial supply. The availability depends on the specific grade and end-use specification required by the client. This ensures the material meets the necessary standards for industrial or lab use. Contact us for supply of Stannous oxalate Request Quote

Other Names (Synonyms)

tin oxalate | Tin(II) oxalate | Tin(2+) oxalate | Stavelan cinaty | Ethanedioic acid, tin(2+) salt (1:1) | Stavelan cinaty [Czech] | SAR72FE8EH | Oxalic acid, tin(2+) salt (1:1)

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point280 °C (decomp)
Boiling Point413.5°C[at 101 325 Pa]
Density3.560 g/cm³
Colorwhite
FormPowder
Water SolubilitySoluble in dilute HCl. Insoluble in water.Soluble in acids. Insoluble in water and acetone.
Vapor Pressure0Pa at 25℃
Log P-4.06--0.456 at 20-23℃

Safety & Handling

Danger
GHS05· CorrosiveGHS07· IrritantGHS08· Health Hazard

Hazard Statements

H302Harmful if swallowed
H303May be harmful if swallowed
H312Harmful in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
H372Causes damage to organs through prolonged or repeated exposure
H373May causes damage to organs through prolonged or repeated exposure H302+H312+
H332Harmful if swallowed, in contact with skin or if inhaled

Precautionary Statements

P233Keep container tightly closed.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P272Contaminated work clothing should not be allowed out of the workplace.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P284In case of inadequate ventilation wear respiratory protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P403Store in a well-ventilated place.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P316Get emergency medical help immediately.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29171100
Storage Class6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
WGK (Germany)1