Description

4-Chloro-2-nitroaniline (CAS No. 89-63-4) is a high-purity organic compound with the molecular formula C₆H₅ClN₂O₂, widely used in chemical synthesis and industrial applications. This yellow to orange crystalline powder is an important intermediate in the production of dyes, pigments, and pharmaceuticals. Its IUPAC name is 4-chloro-2-nitroaniline, and it is characterized by excellent stability under standard conditions. Our product is rigorously tested for purity, ensuring optimal performance in research and manufacturing processes. Suitable for laboratory and bulk-scale applications, it is packaged under controlled conditions to maintain integrity.

Properties

• CAS Number: 89-63-4
• Complexity: 159
• IUPAC Name: 4-chloro-2-nitro-aniline
• InChI: InChI=1S/C6H5ClN2O2/c7-4-1-2-5(8)6(3-4)9(10)11/h1-3H,8H2
• InChI Key: PBGKNXWGYQPUJK-UHFFFAOYSA-N
• LogP: log Kow = 2.72
• Exact Mass: 172.0039551
• Molecular Formula: C6H5ClN2O2
• Molecular Weight: 172.57
• SMILES: C1=CC(=C(C=C1Cl)[N+](=O)[O-])N
• Topological: 71.8
• Monoisotopic Mass: 172.0039551
• Physical Description: 4-chloro-2-nitroaniline is a bright orange powder.
• Color/Form: Orange crystals
• Melting Point: 241 to 243 °F
• Solubility: less than 1 mg/mL at 72 °F
• Vapor Pressure: 0.000485 [mmHg]
• Dissociation Constants: pKa = -1.02
• Synonyms: 4-CHLORO-2-NITROANILINE, 89-63-4, 2-Nitro-4-chloroaniline, p-Chloro-o-nitroaniline, Benzenamine, 4-chloro-2-nitro-, PCON, Red Salt Nbgl, Aniline, 4-chloro-2-nitro-, Daito Red Base 3GL, Devol Red F, 4-Chloro-2-nitrobenzenamine, Devol Red Salt F, Red Base Ciba VI, Red Base Irga VI, Red Salt Ciba VI, Red Salt Irga VI, Red 3G Base, Red 3G Salt, Red 3GS Salt, Red Base 3GL, PCONA, Fast Red 2NC Base, Fast Red 2NC Salt, Fast Red 3GL Base, Fast Red 3GL Salt, Fast Red Base 3JL, Fast Red Salt 3GL, Fast Red Salt 3JL, Daito Red Salt 3GL, Diazo Fast Red 3GL, Azofix Red 3GL Salt, Kayaku Red Salt 3GL, Mitsui Red 3GL Base, Mitsui Red 3GL Salt, Symulon Red 3GL Salt, Naphthanil Red 3G Base, Sanyo Fast Red Salt 3GL, Azoene Fast Red 3GL Base, Azoene Fast Red 3GL Salt, Kayaku Fast Red 3GL Base, Fast Red 3GL Special Base, Fast Red 3GL Special Salt, Fast Red Base 3GL Special, Hiltonil Fast Red 3GL Base, Hiltosal Fast Red 3GL Salt, Naphtoelan Fast Red 3GL Base, Naphtoelan Fast Red 3GL Salt, Shinnippon Fast Red 3GL Base, C.I. Azoic Diazo Component 9, NCI-C60355, C.I. 37040, CI 37040, 4-Chloro-2-nitro-phenylamine, Azoic diazo component 9, base, DTXSID4030384, 1-amino-2-nitro-4-chlorobenzene, NSC-3546, 1929LY233C, 4-chloro-2-nitrophenylamine, Kayaku Red Salt GL, Red Base 3 GL, Azofly Red 3GL Salt, o-nitro-p-chloroaniline, Naptoelan Fast Red 3GL Salt, CCRIS 3110, Benzenamide, 4-chloro-2-nitro-, HSDB 5182, 1-Amino-4-chloro-2-nitrobenzene, NSC 3546, EINECS 201-925-4, 4-chloro-2-nitro-aniline, BRN 0512436, (4-chloro-2-nitrophenyl)amine, AI3-02918, UNII-1929LY233C, MFCD00007836, WLN: ZR DG BNW, 2-Nitro-4-chloro aniline, EC 201-925-4, 4-chloro-2-nitro-pheylamine, SCHEMBL131251, CHEMBL166405, SCHEMBL6055058, DTXCID2010384, SCHEMBL11520066, 4-Chloro-2-nitroaniline, 99%, PBGKNXWGYQPUJK-UHFFFAOYSA-, NSC3546, (4-chloro-2-nitro-phenyl)-amine, CI AZOIC DIAZO COMPONENT 9, STR02491, Tox21_200807, SBB028369, SBB064227, STK301777, AKOS000119119, AT23730, FC00475, CAS-89-63-4, 2-NITRO-4-CHLOROANILINE [HSDB], NCGC00091243-01, NCGC00091243-02, NCGC00258361-01, DB-057150, ST4147830, NS00003462, EN300-19072, 4-Chloro-2-nitroaniline;2-Nitro-4-chloroaniline, AE-848/33219050, Q27252057, Z104472588, InChI=1/C6H5ClN2O2/c7-4-1-2-5(8)6(3-4)9(10)11/h1-3H,8H2

Application

4-Chloro-2-nitroaniline serves as a key intermediate in the synthesis of azo dyes and pigments, contributing to vibrant colorants for textiles and inks. It is also utilized in pharmaceutical research for the development of specialized organic compounds. Additionally, this chemical finds applications in agrochemical production, aiding in the creation of crop protection agents. Its reactivity makes it valuable in organic synthesis for nitro- and chloro-substituted aromatic compounds.

Safety and Hazards

GHS Hazard Statements

• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]
• H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
• 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

• P260, P264, P270, P273, P280, P301+P317, P302+P352, P319, P321, P330, P332+P317, P362+P364, P391, and P501

Hazard Classes and Categories

• Acute Tox. 2 (99.4%)
• Acute Tox. 1 (99.4%)
• Acute Tox. 2 (99.4%)
• STOT RE 2 (99.4%)
• Aquatic Chronic 2 (100%)

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