Provenance

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

Build a label

Substance profile

1-Propanethiol, 2,3-bis[(2-mercaptoethyl)thio]-

1-Propanethiol, 2,3-bis[(2-mercaptoethyl)thio]- is a chemical substance with the molecular formula C7H16S5.

CAS 131538-00-6 C7H16S5 260.5 g/mol Warning

01 · Identification

What 1-Propanethiol, 2,3-bis[(2-mer… is

1-Propanethiol, 2,3-bis[(2-mercaptoethyl)thio]- is a chemical substance with the molecular formula C7H16S5. Its molecular formula is C7H16S5 and its molecular weight is 260.5 g/mol.

Under the GHS it carries the signal word Warning.

CAS number131538-00-6
EC number411-290-7
Index number016-076-00-3
Molecular formulaC7H16S5
Molecular weight260.5 g/mol

Other names for 1-Propanethiol, 2,3-bis[(2-mer…

  • 2,3-bis((2-mercaptoethyl)thio)-1-propanethiol

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 wordWarning
Hazard statements assigned to 1-Propanethiol, 2,3-bis[(2-mer…
CodeHazard statement
H302 Harmful if swallowed.
H373 May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P260, P270, P273, P301, P312, P314, P330, P391, P501

Get the free GHS / CLP / OSHA deadline calendar

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