2,4,6-Trinitrobenzoic acid
- CAS NO.：129-66-8
- Empirical Formula: C7H3N3O8
- Molecular Weight: 257.11
- MDL number: MFCD00152938
- EINECS: 204-958-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:56:27
What is 2,4,6-Trinitrobenzoic acid?
Chemical properties
Orthorhombic crystals. Sublimes with decomposition, forming carbon dioxide and trinitrobenzene; slightly soluble in water and benzene; soluble in alcohol, ether, and acetone.
The Uses of 2,4,6-Trinitrobenzoic acid
2,4,6-Trinitrobenzoic Acid is used in preparation of Trimethylbenzoyl Chloride.
The Uses of 2,4,6-Trinitrobenzoic acid
Explosive compositions.
Hazard
Dangerous, explodes by heat or shock.
Safety Profile
An explosive. A hazard in preparation. Reacts with heavy metals to form heator impact-sensitive explosive salts. When heated to decomposition it emits toxic fumes of NOx. See also NITRO COMPOUNDS of AROMATIC HYDROCARBONS and EXPLOSIVES , HIGH.
Purification Methods
Crystallise the acid from distilled H2O. Dry in a vacuum desiccator. The amide has m 264o (from EtOH). [Beilstein 9 H 417, 9 I
Properties of 2,4,6-Trinitrobenzoic acid
| Melting point: | 232℃ |
| Boiling point: | 436℃ |
| Density | 1.870 |
| refractive index | 1.5500 (estimate) |
| Flash point: | 194℃ |
| solubility | Solubility Solubler in water, ethanol, methanol, ether, acetone |
| form | crystals |
| pka | 0.42, 0.65(at 25℃) |
| color | Light yellow |
| PH Range | Colorless (12.0) to orange (13.4) |
| Water Solubility | 20.12g/L(23.5 ºC) |
| EPA Substance Registry System | Benzoic acid, 2,4,6-trinitro- (129-66-8) |
Safety information for 2,4,6-Trinitrobenzoic acid
Computed Descriptors for 2,4,6-Trinitrobenzoic acid
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