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Chemical Substance

Trimethyl phosphite

CAS Number121-45-9
EC Number204-471-5
Molecular FormulaC3H9O3P
SDS management

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Identifiers

Cas Number121-45-9Primary
Ec Number204-471-5
Chemical NameTrimethyl phosphite

GHS Hazard Pictograms

GHS02 Hazard PictogramGHS02
GHS07 Hazard PictogramGHS07
GHS08 Hazard PictogramGHS08

Hazard Classifications

Flam. Liq. 3
Flammable liquids
Warning
Hazard CodeH226
CategoryFlam. Liq. 3
Source: REACH registration C&L
Acute Tox. 4
Acute toxicity (oral + dermal + inhalation)
Warning
Hazard CodeH302 + H312 + H332
CategoryAcute Tox. 4
Source: REACH registration C&L
Skin Irrit. 2
Skin irritation
Warning
Hazard CodeH315
CategorySkin Irrit. 2
Source: REACH registration C&L
Eye Irrit. 2
Eye irritation
Warning
Hazard CodeH319
CategoryEye Irrit. 2
Source: REACH registration C&L
STOT SE 3
Specific target organ toxicity — single exposure
Warning
Hazard CodeH336
CategorySTOT SE 3
Source: REACH registration C&L
STOT RE 2
Specific target organ toxicity — repeated exposure
Warning
Hazard CodeH373
CategorySTOT RE 2
Source: REACH registration C&L

Regulatory Lists (2)

DUAL-USE ANNEX I — CONTROLLED ITEMS
Chemicals listed in Annex I of the Dual-Use Regulation (EC) No 428/2009 (superseded by (EU) 2021/821). Export outside the EU requires an authorisation.
IFA GESTIS INTERNATIONAL LIMIT VALUES
IFA GESTIS International Limit Values (ILV) — Occupational exposure limits for chemical agents in the workplace, maintained by the Institut für Arbeitsschutz der DGUV (Germany)

Related Substances

Triethyl phosphite
122-52-1
trinonyl phosphite
2549-63-5
tripropyl phosphite
923-99-9
DILAURYL PHENYL PHOSPHITE
15824-34-7
dioctadecyl phenyl phosphite
68123-02-4

Disclaimer

The substance data provided is sourced from various third-party databases and regulatory sources. While we strive to maintain accuracy, we cannot guarantee the completeness, accuracy, or timeliness of this information. Users are responsible for verifying all data before use in compliance, safety, or regulatory contexts. NextSDS is not liable for any decisions made based on this data.