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Atomfair 3-Chlorophenoxyacetic acid C8H7ClO3 CAS 588-32-9

3-Chlorophenoxyacetic acid (CAS No. 588-32-9) is a chlorinated phenoxy derivative of acetic acid with the molecular formula C8H7ClO3. This white to off-white crystalline solid is widely utilized in agricultural and biochemical research due to its role as a synthetic auxin, mimicking plant growth hormones. With an IUPAC name of 2-(3-chlorophenoxy)acetic acid , it is a versatile compound for studying herbicide mechanisms, plant physiology, and cell elongation processes. High-purity grade (≥98%) ensures reliable performance in laboratory applications. Store in a cool, dry place away from light to maintain stability. Available in convenient quantities for research use.

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Description

3-Chlorophenoxyacetic acid (CAS No. 588-32-9) is a chlorinated phenoxy derivative of acetic acid with the molecular formula C8H7ClO3. This white to off-white crystalline solid is widely utilized in agricultural and biochemical research due to its role as a synthetic auxin, mimicking plant growth hormones. With an IUPAC name of 2-(3-chlorophenoxy)acetic acid, it is a versatile compound for studying herbicide mechanisms, plant physiology, and cell elongation processes. High-purity grade (≥98%) ensures reliable performance in laboratory applications. Store in a cool, dry place away from light to maintain stability. Available in convenient quantities for research use.

Properties

  • CAS Number: 588-32-9
  • Complexity: 160
  • IUPAC Name: 2-(3-chlorophenoxy)acetic acid
  • InChI: InChI=1S/C8H7ClO3/c9-6-2-1-3-7(4-6)12-5-8(10)11/h1-4H,5H2,(H,10,11)
  • InChI Key: XSBUXVWJQVTYLC-UHFFFAOYSA-N
  • LogP: log Kow = 2.03
  • Exact Mass: 186.0083718
  • Molecular Formula: C8H7ClO3
  • Molecular Weight: 186.59
  • SMILES: C1=CC(=CC(=C1)Cl)OCC(=O)O
  • Topological: 46.5
  • Monoisotopic Mass: 186.0083718
  • Physical Description: Solid; Off-white powder;
  • Color/Form: Crystals from water
  • Melting Point: 110 °C
  • Solubility: Slightly soluble in chloroform. Soluble in ethanol and ether. Very soluble in benzene
  • Vapor Pressure: 0.000318 [mmHg]
  • Dissociation Constants: pKa = 3.07
  • Synonyms: 3-CHLOROPHENOXYACETIC ACID, 2-(3-chlorophenoxy)acetic acid, m-Chlorophenoxyacetic acid, UNII-JXK525064M, HSDB 3943, EINECS 209-616-6, NSC 30115, NSC-30115, ACETIC ACID, 2-(3-CHLOROPHENOXY)-, DTXSID90207526, M-CHLOROPHENOXYACETIC ACID [HSDB], mChlorophenoxyacetic acid, Acetic acid, (mchlorophenoxy), Acetic acid, (3chlorophenoxy), DTXCID40130017, xsbuxvwjqvtylc-uhfffaoysa-n, 588-32-9, (3-chlorophenoxy)acetic acid, (3-Chloro-phenoxy)-acetic acid, Acetic acid, (3-chlorophenoxy)-, Acetic acid, (m-chlorophenoxy)-, MFCD00015850, JXK525064M, 3-Chlorophenoxyaceticacid, 3-chlorophenoxy acetic acid, (m-Chlorophenoxy)acetic acid, SCHEMBL523934, CHEMBL3247405, CHEBI:195178, ALBB-020981, NSC30115, SBB043647, STK326777, AKOS000101577, AB01185, CS-W002102, SY008336, TS-02615, DB-053277, NS00034025, ST50208942, EN300-17744, AG-690/13155067, Q27281731, Z57008935, JMV

Application

3-Chlorophenoxyacetic acid is primarily used as a plant growth regulator in agricultural research, mimicking natural auxins to study cell elongation and differentiation. It serves as a key intermediate in the synthesis of herbicides and selective weed control agents. Researchers also employ it in biochemical assays to investigate hormone signaling pathways in plants.

Safety and Hazards

GHS Hazard Statements

  • H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (11.4%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H318 (88.6%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H335 (11.4%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (100%)
  • Skin Irrit. 2 (11.4%)
  • Eye Dam. 1 (88.6%)
  • STOT SE 3 (11.4%)

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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.

Liability Release

By purchasing, the buyer agrees to:

  • 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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