2-Chloro-4-Nitrotoluene

2-Chloro-4-nitrotoluene (CAS No. 121-86-8) 

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1. Basic Information

IUPAC Name: 1-Chloro-2-methyl-4-nitrobenzeneSynonyms:4-Nitro-2-chlorotoluene2-Methyl-5-chloronitrobenzeneCAS Number: 121-86-8Molecular Formula: C₇H₆ClNO₂Molecular Weight: 171.58 g/molAppearance: Yellow crystalline solidOdor: Aromatic, nitro-like odor

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2. Physical and Chemical Properties

Property	Value
Melting Point	68–71°C (154–160°F)
Boiling Point	260–262°C (500–504°F)
Density	1.32 g/cm³ (20°C)
Solubility	– Water: Insoluble
	– Organic solvents: Soluble in ethanol, ether, benzene
Refractive Index	1.560 (20°C)
Flash Point	>110°C (230°F) (closed cup)

 

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3. Hazards (GHS Classification)

Acute Toxicity:Harmful if swallowed (H302)Causes skin irritation (H315)Causes serious eye irritation (H319)Environmental:Toxic to aquatic life (H411)NFPA Rating: Health 2, Flammability 1, Reactivity 1

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4. Storage and Handling

Storage:Keep in tightly sealed amber containersStore in a cool, dry, well-ventilated areaHandling:Use nitrile gloves, safety goggles, and a fume hoodAvoid dust formation

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5. Applications

Agrochemicals:Intermediate for herbicides (e.g., fluorodifen)Dyes:Synthesis of azo dyes and pigmentsPharmaceuticals:Building block for antimicrobial agents

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