Description

1-Amino-2-chloro-4-nitrobenzene (CAS No. 121-87-9), also known as 2-chloro-4-nitroaniline, is a high-purity organic compound with the molecular formula C₆H₅ClN₂O₂. This yellow to orange crystalline powder is widely utilized in research and industrial applications due to its nitro and amino functional groups, which make it a versatile intermediate in organic synthesis. Its IUPAC name is 2-chloro-4-nitroaniline, and it is characterized by its stability under standard conditions. Suitable for laboratory use, this compound is rigorously tested for purity and consistency, ensuring reliable performance in synthetic processes. Available in various packaging options to meet your research needs.

Properties

• CAS Number: 121-87-9
• Complexity: 159
• IUPAC Name: 2-chloro-4-nitro-aniline
• InChI: InChI=1S/C6H5ClN2O2/c7-5-3-4(9(10)11)1-2-6(5)8/h1-3H,8H2
• InChI Key: LOCWBQIWHWIRGN-UHFFFAOYSA-N
• LogP: log Kow = 2.14
• Exact Mass: 172.0039551
• Molecular Formula: C6H5ClN2O2
• Molecular Weight: 172.57
• SMILES: C1=CC(=C(C=C1[N+](=O)[O-])Cl)N
• Topological: 71.8
• Monoisotopic Mass: 172.0039551
• Physical Description: 2-chloro-4-nitroaniline is a yellow crystalline powder.
• Color/Form: Yellow needles from water
• Melting Point: 225 to 228 °F
• Flash Point: 205 °C
• Solubility: Very soluble in ether, ethanol, acetic acid
• Vapor Pressure: 0.000485 [mmHg]
• Henry’s Law Constant: Henry’s Law constant = 0.54X10-9 atm-cu m/mol at 25 °C
• Dissociation Constants: pKa = -0.94
• Synonyms: 2-Chloro-4-nitroaniline, 121-87-9, Ocpna, 2-Chloro-4-nitrobenzenamine, o-Chloro-p-nitroaniline, 4-Nitro-2-chloroaniline, 1-AMINO-2-CHLORO-4-NITROBENZENE, Benzenamine, 2-chloro-4-nitro-, Aniline, 2-chloro-4-nitro-, 2-chloro-4-nitrophenylamine, ortho-Chloro-para-nitroaniline, CCRIS 2648, HSDB 5405, NSC 3548, EINECS 204-502-2, XSA3ZX337B, BRN 0638657, DTXSID4021973, AI3-09084, NSC-3548, DTXCID201973, 4-12-00-01675 (Beilstein Handbook Reference), CHLORO-4-NITROANILINE, 2-, 1-AMINO-2-CHLORO-4-NITROBENZENE [HSDB], oChloropnitroaniline, 2Chloro4nitroaniline, 4Nitro2chloroaniline, Aniline, 2chloro4nitro, 2Chloro4nitrobenzenamine, orthoChloroparanitroaniline, Benzenamine, 2chloro4nitro, 204-502-2, 2-Chloro-4-nitro-phenylamine, EN300-17939, 2-chloro-4-nitro-aniline, UNII-XSA3ZX337B, 4-AMINO-3-CHLORONITROBENZENE, MFCD00007665, 2-chlor-4-nitroanilin, WLN: ZR BG DNW, 2-chloranyl-4-nitro-aniline, SCHEMBL532698, (2-chloro-4-nitrophenyl)amine, SCHEMBL7507577, CHEMBL1893710, SCHEMBL15630259, 2-Chloro-4-nitroaniline, 99%, NSC3548, (2-chloro-4-nitro-phenyl)-amine, BDBM626062, Tox21_303921, SBB028370, SBB056667, STK358782, AKOS000120340, AC-7419, BS-3940, CS-W020588, NCGC00164027-01, NCGC00357167-01, CAS-121-87-9, ST010158, NS00010131, D88095, A804801, AE-562/40244765, Q2597946, Z57126995, F0001-0350, InChI=1/C6H5ClN2O2/c7-5-3-4(9(10)11)1-2-6(5)8/h1-3H,8H

Application

1-Amino-2-chloro-4-nitrobenzene is primarily used as a key intermediate in the synthesis of dyes, pigments, and pharmaceuticals. Its reactive functional groups allow for further derivatization, making it valuable in the production of complex organic molecules. Researchers also employ it in the development of agrochemicals and as a reagent in analytical chemistry. Its stability and well-defined properties make it a preferred choice for controlled reactions in academic and industrial laboratories.

Safety and Hazards

GHS Hazard Statements

• H401: Toxic to aquatic life [Hazardous to the aquatic environment, acute hazard]
• H411: Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P273, P391, and P501

Hazard Classes and Categories

• Acute Tox. 4 (55.6%)
• Acute Tox. 4 (44.4%)
• Aquatic Chronic 2 (55.6%)

If you are interested or have any questions, please contact us at support@atomfair.com

Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.