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Trimethyl phosphite

CAS 121-45-9 · C3H9O3P
Hazard class
Danger — Flammable, Corrosive, Irritant / harmful, Health hazard
Pictograms
FlammableCorrosiveIrritant / harmfulHealth hazard
H-statements
  • H226 Flammable liquid and vapour
  • H302 Harmful if swallowed
  • H312 Harmful in contact with skin
  • H315 Causes skin irritation
  • H318 Causes serious eye damage
  • H319 Causes serious eye irritation
  • H332 Harmful if inhaled
  • H335 May cause respiratory irritation
  • H361 Suspected of damaging fertility or the unborn child
  • H360 May damage fertility or the unborn child
  • H373 May cause damage to organs through prolonged or repeated exposure
  • H402 Harmful to aquatic life
  • H412 Harmful to aquatic life with long lasting effects
  • H303 May be harmful if swallowed
  • H313 May be harmful in contact with skin
Workplace exposure limits
NIOSH REL TWA 2 ppm (10 mg/m3)
OSHA PEL none None available
IDLH N.D.
Occupational exposure limits — NIOSH Pocket Guide.
Synonyms
204-471-5 · TRIMETHYL PHOSPHITE · Trimethylphosphite · Trimethoxyphosphine · Phosphorous acid, trimethyl ester · Methyl phosphite · Trimethylfosfit · Trimethoxyfosfin
Molecular weight
124.08 g/mol
Browse similar
Flammable · Corrosive · Irritant / harmful · Health hazard
Data source
Aggregated classification PubChem · REACH-registered
GHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console
Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.