Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

Build a label

Substance profile

Demephion-O

Demephion-O is a chemical substance with the molecular formula C5H13O3PS2.

CAS 682-80-4 C5H13O3PS2 216.3 g/mol Danger

01 · Identification

What Demephion-O is

Demephion-O is a chemical substance with the molecular formula C5H13O3PS2. Its molecular formula is C5H13O3PS2 and its molecular weight is 216.3 g/mol.

Under the GHS it carries the signal word Danger.

CAS number682-80-4
EC number211-666-9
Index number015-116-00-7
Molecular formulaC5H13O3PS2
Molecular weight216.3 g/mol

Other names for Demephion-O

  • demephion-O (ISO)
  • O,O-dimethyl O-2-methylthioethyl phosphorothioate

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordDanger
Hazard statements assigned to Demephion-O
CodeHazard statement
H300 Fatal if swallowed.
H311 Toxic in contact with skin.

Precautionary statements: P270, P280, P301, P302, P310, P330, P352

Get the free GHS / CLP / OSHA deadline calendar

Verified 2026–2029 compliance dates in one PDF — plus alerts when the rules change.