Provenance

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

Build a label

Substance profile

Strychnine

Strychnine is a brilliant, colorless cubes from chloroform-ether and is odorless.

CAS 57-24-9 Danger

01 · Identification

What Strychnine is

Strychnine is a brilliant, colorless cubes from chloroform-ether and is odorless. It melts at 284 °C.

Under the GHS it carries the signal word Danger. It is classed as > NIOSH Emergency Response Categories.

CAS number57-24-9
EC number200-319-7
Index number614-003-00-5
Chemical class -> NIOSH Emergency Response Categories

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 Strychnine
CodeHazard statement
H310 Fatal in contact with skin.
H300 Fatal if swallowed.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P270, P273, P280, P301, P302, P310, P330, P352, P391, P501

03 · Physical and chemical properties

Strychnine properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Boiling point 270 °C (518 °F) at 5 mmHg (reduced pressure) HSDB
Melting point 284 °C (543.2 °F) HSDB
267.78 °C (514 °F) NIOSH
Density 1.36 g/cm³ NIOSH
1.36 g/cm³ at 20 °C HSDB
Solubility 6.7 g/L ethanol HSDB
In water, 160 mg/L at 25 °C at 25 °C HSDB
Vapor pressure 0 mmHg at 20 °C HSDB
Low NIOSH
Low (NIOSH, 2024) CAMEO
Lower explosive limit (LEL) Combustible Solid, but difficult to ignite. NIOSH
Material may burn but does not ignite readily. (EPA, 1998) CAMEO
Upper explosive limit (UEL) Material may burn but does not ignite readily. (EPA, 1998) CAMEO
Odor threshold Detection thresholds: 1.60 x 10(-6) mol/L water; 6.0 x 10(-4) mg/L water; 4.0 x 10(-4) g/L water Strychnine hydrochloride HSDB

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Handling and storage

Storing and handling Strychnine

Storage conditions

Keep container tightly closed in a dry and well-ventilated place. ... Storage class (TRGS 510): 6.1B: Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials.

Source: Hazardous Substances Data Bank (HSDB)

Incompatible materials

Incompatible materials: Strong oxidizing agents.

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

STRYCHNINE is an alkaloid derivative. It is a base and forms water soluble salts with acids.

Source: CAMEO Chemicals

Planning storage for a mix of chemicals? Check Strychnine in the storage compatibility matrix →

Get the free GHS / CLP / OSHA deadline calendar

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