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

Tecnazene (ISO)

Tecnazene (ISO) is colorless crystals and is odorless.

CAS 117-18-0 C6HCl4NO2 260.9 g/mol Warning

01 · Identification

What Tecnazene (ISO) is

Tecnazene (ISO) is colorless crystals and is odorless. Its molecular formula is C6HCl4NO2 and its molecular weight is 260.9 g/mol. It boils at 304 °C, melts at 99.5 °C, is soluble in water.

Under the GHS it carries the signal word Warning.

CAS number117-18-0
EC number204-178-2
Index number609-044-00-0
Molecular formulaC6HCl4NO2
Molecular weight260.9 g/mol

Other names for Tecnazene (ISO)

  • 1,2,4,5-tetrachloro-3-nitrobenzene

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 Tecnazene (ISO)
CodeHazard statement
H302 Harmful if swallowed.
H317 May cause an allergic skin reaction.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P261, P270, P272, P273, P280, P301, P312, P313, P330, P333, P391, P501

03 · Physical and chemical properties

Tecnazene (ISO) 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 304 °C (579.2 °F) with decomp HSDB
303.89 °C (579 °F) at 760 mmHg CAMEO
Melting point 99.5 °C (211.1 °F) HSDB
99.44 °C (211 °F) range, midpoint shown CAMEO
99 °C (210.2 °F) HMDB
Density 1.744 g/cm³ CAMEO
1.744 g/cm³ at 25 °C HSDB
Solubility READILY SOL IN CARBON DISULFIDE HSDB
Soluble in ethanol, benzene, and chloroform HSDB
In ethanol about 40 mg/L (25 °C) at 25 °C HSDB
Vapor pressure 0.0018 mmHg Haz-Map
Corrosivity Non corrosive at room temp HSDB

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

04 · Handling and storage

Storing and handling Tecnazene (ISO)

Storage conditions

Store in a refrigerator, or in a cool, dry place.

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

This compound will behave as a weak oxidizer, and will react with strong reducing agents including hydrides, sulfides and nitrides.

Source: CAMEO Chemicals

Planning storage for a mix of chemicals? Check Tecnazene (ISO) in the storage compatibility matrix →

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