Atomfair 3-Chlorosalicylic acid C7H5ClO3 CAS 1829-32-9

3-Chlorosalicylic Acid (CAS No. 1829-32-9) is a high-purity chlorinated derivative of salicylic acid with the molecular formula C7H5ClO3. This fine chemical, also known as 3-chloro-2-hydroxybenzoic acid , is a white to off-white crystalline powder with a molecular weight of 172.57 g/mol. It is widely utilized in organic synthesis, pharmaceutical research, and as a key intermediate for agrochemicals. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied with comprehensive analytical documentation including1H NMR, FT-IR, and mass spectrometry data. Suitable for use in GLP laboratories, this compound is packaged under inert atmosphere to ensure stability and long shelf…

Description

3-Chlorosalicylic Acid (CAS No. 1829-32-9) is a high-purity chlorinated derivative of salicylic acid with the molecular formula C7H5ClO3. This fine chemical, also known as 3-chloro-2-hydroxybenzoic acid, is a white to off-white crystalline powder with a molecular weight of 172.57 g/mol. It is widely utilized in organic synthesis, pharmaceutical research, and as a key intermediate for agrochemicals. Our product is rigorously tested to ensure ≥98% purity (HPLC) and is supplied with comprehensive analytical documentation including 1H NMR, FT-IR, and mass spectrometry data. Suitable for use in GLP laboratories, this compound is packaged under inert atmosphere to ensure stability and long shelf life. Available in research (5g, 25g) and bulk quantities (1kg+), with custom purity and packaging options upon request.

Properties

  • CAS Number: 1829-32-9
  • Complexity: 160
  • IUPAC Name: 3-chloro-2-hydroxy-benzoic acid
  • InChI: InChI=1S/C7H5ClO3/c8-5-3-1-2-4(6(5)9)7(10)11/h1-3,9H,(H,10,11)
  • InChI Key: PPINMMULCRBDOS-UHFFFAOYSA-N
  • Exact Mass: 171.9927217
  • Molecular Formula: C7H5ClO3
  • Molecular Weight: 172.56
  • SMILES: C1=CC(=C(C(=C1)Cl)O)C(=O)O
  • Topological: 57.5
  • Monoisotopic Mass: 171.9927217
  • Synonyms: 3-Chlorosalicylic acid, 3-Chloro-2-hydroxybenzoic acid, 1829-32-9, Benzoic acid, 3-chloro-2-hydroxy-, Salicylic acid, 3-chloro-, CQE9J25ZES, NSC 18854, EINECS 217-379-5, NSC-18854, DTXSID10171356, DTXCID0093847, Salicylic acid, 3-chloro-(8CI), Benzoic acid, 3-chloro-2-hydroxy-(9CI), 217-379-5, inchi=1/c7h5clo3/c8-5-3-1-2-4(6(5)9)7(10)11/h1-3,9h,(h,10,11, ppinmmulcrbdos-uhfffaoysa-n, MFCD00010390, Benzoic acid, chloro-2-hydroxy-, 3-chloro-2-hydroxy-benzoic acid, UNII-CQE9J25ZES, 3-chlorohydroxybenzoic acid, 3-Chloro-2-hydroxybenzoicacid, SCHEMBL372307, 3-Chlorosalicylic acid, 98%, SCHEMBL6199605, 2-hydroxy-3-chloro-benzoic acid, 3-chloro-2-hydroxy benzoic acid, 3-Chloro-2-hydroxybenzoic acid #, BCP30620, NSC18854, CL8078, STL118201, AKOS005166743, CS-W017581, FS-3246, SY030141, DB-044478, C3522, NS00026020, EN300-50295, Q223071, Z367679194, 3-Chloro-2-hydroxybenzoic acid pound>>Benzoic acid, 3-chloro-2-hydroxy- pound>>Salicylic acid, 3-chloro-

Application

3-Chlorosalicylic acid serves as a versatile building block in medicinal chemistry for the synthesis of non-steroidal anti-inflammatory drug (NSAID) analogs. It finds application as a key intermediate in the production of specialized dyes and pigments due to its phenolic and carboxylic functionalities. Researchers utilize this compound in proteomics studies as a protein precipitation agent. The chlorinated aromatic ring system makes it valuable for developing novel agrochemicals with improved bioactivity.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H335 (97.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • STOT SE 3 (97.7%)

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

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

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  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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