CAS 1007-16-5 corresponds to 3-bromo-4-fluorobenzoic acid, which is an aromatic carboxylic acid containing halogen substituents and widely used as a key intermediate in the synthesis of pharmaceuticals and pesticides.

Basic Information
-Chinese name: 3-bromo-4-fluorobenzoic acid
-English name: 3-Bromo-4-fluorobenzoic acid
-Molecular formula: C ₇ H ₄ BrFO ₂
-Molecular weight: 219.01
-Structural features: The benzene ring has a bromine atom at position 3, a fluorine atom at position 4, and a carboxyl group at position 1
-EINECS number: 213-751-6
- InChIKey：ONELILMJNOWXSA-UHFFFAOYSA-N

Physical and chemical properties
-Appearance: White to slightly beige crystalline powder
-Melting point: 138-140 ° C
-Solubility: Difficult to dissolve in water, easily soluble in organic solvents such as ethanol, acetone, DMSO, etc
-Acidity coefficient (pKa): approximately 3.75 (predicted value)
-Storage conditions: sealed, dry, and stored at room temperature

main purpose
-An important building block in organic synthesis for introducing bromine/fluorine functional groups
-Widely used in drug development (such as kinase inhibitors, anti-tumor and neural drug precursors)
-As an agrochemical intermediate involved in the synthesis of herbicides or plant growth regulators

Safety Reminder
-Danger: Irritating to eyes, respiratory tract, and skin (GHS07, H315/H319/H335)
-Protective advice: Wear goggles and gloves to avoid inhaling dust; Immediately rinse and seek medical attention upon contact with eyes
-Hazard category: Irritant, non flammable but classified as flammable solid

This compound does not exist in nature and needs to be prepared through chemical synthesis. Common routes include selective bromination of 4-fluorobenzoic acid or oxidation of 3-bromo-4-fluorobenzaldehyde.

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3-Bromo-4-fluorobenzoic acid CAS 1007-16-5
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