Provenance

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

Build a label

Substance profile

Didecyldimethylammonium Chloride

Didecyldimethylammonium Chloride is colorless crystals with a mushroom-like odor.

CAS 7173-51-5 C22H48ClN 362.1 g/mol Danger

01 · Identification

What Didecyldimethylammonium… is

Didecyldimethylammonium Chloride is colorless crystals with a mushroom-like odor. Its molecular formula is C22H48ClN and its molecular weight is 362.1 g/mol. It boils at 180 °C, melts at 97 °C.

Under the GHS it carries the signal word Danger.

CAS number7173-51-5
EC number230-525-2
Index number612-131-00-6
Molecular formulaC22H48ClN
Molecular weight362.1 g/mol

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 Didecyldimethylammonium…
CodeHazard statement
H302 Harmful if swallowed.
H314 Causes severe skin burns and eye damage.

Precautionary statements: P260, P270, P280, P301, P310, P312, P330, P331

03 · Physical and chemical properties

Didecyldimethylammonium… 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 180 °C (356 °F) above this value, at 760 mmHg HSDB
Melting point 97 °C (206.6 °F) range, midpoint shown HSDB
Density 0.87 g/cm³ HSDB
0.87 g/cm³ at 20 °C, OECD Guideline 109 HSDB
Solubility Soluble in acetone; extremely soluble in benzene; insoluble in hexane HSDB
In water, 0.65 g/L at 20 °C at 20 °C, OECD Guideline 115 HSDB
In water, 0.39 g/L at 25 °C at 25 °C, critical micelle concentration HSDB
Vapor pressure 0.000043 mmHg below this value, at 25 °C HSDB
Corrosivity Anion is corrosive ... treated wood has the disadvantage of being incompatible with many paints and coatings HSDB

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

04 · Handling and storage

Storing and handling Didecyldimethylammonium…

Storage conditions

Do not contaminate water, food or feed by storage or disposal. /Bardac Wood Preservative 80/

Source: Hazardous Substances Data Bank (HSDB)

Planning storage for a mix of chemicals? Check Didecyldimethylammonium… 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.