1-Chloro-2,4-dinitrobenzene

• Catalog No.: A13774
• CAS Number: 97-00-7
• M. F.: C6H3ClN2O4
• M. W.: 202.55202
• Purity: 98%

SYNONYMS

• Title: 1-氯-2,4-二硝基苯
• IUPAC name: 1-chloro-2,4-dinitrobenzene
• IUPAC Traditional name: Cdnb
• Synonyms: 2,4-Dinitrochlorobenzene

DATABASE IDS

• EC Number: 202-551-4
• MDL Number: MFCD00007075
• Merck Index: 142136
• Beilstein Number: 613161
• CAS Number: 97-00-7

PROPERTIES

• Purity: 98%
• Boiling Point: 314-316°C
• Density: 1.700
• Flash Point: 186°C(366°F)
• Melting Point: 48-52°C
• GHS Hazard statements: H301-H311-H331-H373-H400-H410
• European Hazard Symbols: Toxic (T)
• European Hazard Symbols: Nature polluting (N)
• GHS Precautionary statements: P260-P301+P310-P361-P302+P352-P405-P501A
• Risk Statements: 23/24/25-33-50/53
• RTECS: CZ0525000
• Safety Statements: 28-36/37-45-60-61
• TSCA Listed: 是
• Hazard Class: 6.1
• UN Number: UN3441
• Packing Group: II

REFERENCES

• The doubly-activated chloro-substituent is readily displaced by nucleophiles, e.g.:
• Ammonia/ammonium acetate to give 2,4-dinitroaniline: Org. Synth. Coll., 2, 221 (1943); or with ammonia gas in toluene in the presence of TBAB which improves the solubility of ammonia in the organic medium and accelerates the reaction: J. Chem. Soc., Chem. Commun., 1267 (1987). Benzyl mercaptan to give the thioether: Org. Synth. Coll., 5, 474 (1973). Iodide ion to give 2,4-dinitro-1-iodobenzene: Org. Synth. Coll., 5, 478 (1973). Nitrite in toluene (phase-transfer) to give 1,2,4-trinitrobenzene (caution!): J. Org. Chem., 56, 4967 (1991).