Provenance

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

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Substance profile

Cyanazine

Cyanazine is white crystals.

CAS 21725-46-2 C9H13ClN6 240.69 g/mol Warning

01 · Identification

What Cyanazine is

Cyanazine is white crystals. Its molecular formula is C9H13ClN6 and its molecular weight is 240.69 g/mol. It melts at 168 °C.

Under the GHS it carries the signal word Warning. It is classed as teratogens.

CAS number21725-46-2
EC number244-544-9
Index number613-013-00-7
Molecular formulaC9H13ClN6
Molecular weight240.69 g/mol
Chemical class Teratogens

Other names for Cyanazine

  • cyanazine (ISO)
  • 2-(4-chloro-6-ethylamino-1,3,5-triazine-2-ylamino)-2-methylpropionitrile

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 Cyanazine
CodeHazard statement
H302 Harmful if swallowed.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

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

03 · Physical and chemical properties

Cyanazine 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
Melting point 168 °C (334.4 °F) ICSC
168.25 °C (334.9 °F) range, midpoint shown HSDB
Density 0.35 g/cm³ HSDB
1.26 g/cm³ ICSC
1.29 g/cm³ at 20 °C HSDB
Solubility Solubility at 25 °C (g/l) in: benzene, 15; chloroform, 210; ethanol, 45; hexane, 15. at 25 °C HSDB
In water, 170 mg/l @ 25 °C at 25 °C HSDB
Solubility in water, g/100ml at 25 °C: 0.02 at 25 °C ICSC
Vapor pressure 1.38e-7 mmHg at 25 °C HSDB
1.4e-7 mmHg Haz-Map
Vapor pressure at 20 °C: negligible at 20 °C ICSC
Corrosivity Formulated products are noncorrosive HSDB

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

04 · Handling and storage

Storing and handling Cyanazine

Storage conditions

Keep from domestic animals, particularly cattle.

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

A triazine derivative.

Source: CAMEO Chemicals

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

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