3,5-Dinitrobenzoyl chloride
3,5-Dinitrobenzoyl chloride
CAS: 99-33-2
Molecular Formula: C7H3ClN2O5
3,5-Dinitrobenzoyl chloride - Names and Identifiers
| Name | 3,5-Dinitrobenzoyl chloride |
| Synonyms | DNBC 3,5-Dinitrobenzoyl chloride 3,5-Dinitrobenzoic chloride 3,5-Dinitrobenzoic acid chloride |
| CAS | 99-33-2 |
| EINECS | 202-750-6 |
| InChI | InChI=1/C7H3ClN2O5/c8-7(11)4-1-5(9(12)13)3-6(2-4)10(14)15/h1-3H |
3,5-Dinitrobenzoyl chloride - Physico-chemical Properties
| Molecular Formula | C7H3ClN2O5 |
| Molar Mass | 230.562 |
| Density | 1.652g/cm3 |
| Melting Point | 67-70℃ |
| Boling Point | 339°C at 760 mmHg |
| Flash Point | 158.8°C |
| Vapor Presure | 9.44E-05mmHg at 25°C |
| Refractive Index | 1.629 |
| Physical and Chemical Properties | Yellow crystal. melting point 69.7 ° C boiling point 196 ° C solubility in ether, soluble in non-hydroxy solvents without decomposition. |
| Use | Used as a reagent for the determination of various alcohols, also used in organic synthesis |
3,5-Dinitrobenzoyl chloride - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | R34 - Causes burns |
| Safety Description | S25 - Avoid contact with eyes. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
3,5-Dinitrobenzoyl chloride - Nature
Open Data Verified Data
yellow crystals. Crystallization in benzene, flammable. Soluble in ether, can be water and alcohol decomposition, or in the humid air hydrolysis of dinitrobenzoic acid and hydrochloric acid, can be dissolved in non-hydroxy solvent without decomposition. Melting point 69.7 °c. Boiling Point (1. 6kPa) 196 ℃.
Last Update：2024-01-02 23:10:35
3,5-Dinitrobenzoyl chloride - Preparation Method
Open Data Verified Data
benzoic acid is nitrated with mixed acid (nitric acid and sulfuric acid) to obtain 3, 5-nitrobenzoic acid, which is then acylated with thionyl chloride and chlorine, the reaction product was purified to obtain a product (HCl gas was discharged from the reaction and absorbed with water).
Last Update：2022-01-01 10:52:42
3,5-Dinitrobenzoyl chloride - Use
Open Data Verified Data
an intermediate of vitamin D may also be used as a Disinfection preservative and reagent.
Last Update：2022-01-01 10:52:42
3,5-Dinitrobenzoyl chloride - Safety
Open Data Verified Data
- high toxicity, strong irritation to mucosa, skin and tissues. Microsomal sudden variation test-Salmonella typhimurium 1 × 10 -6 m01/dish. Production of hydrazide). Leakage should be prevented, and the operator should wear protective equipment.
- sealed in glass bottles, with wooden boxes. The flammable and toxic substances shall be stored and transported according to the regulations. Take care to prevent damage.
Last Update：2022-01-01 10:52:43
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