• Skip to primary navigation
  • Skip to main content
  • Skip to footer

LKT Labs

Biochemicals for Life Science Research

  • Products
    • New Products
    • Cancer Biology
    • Cardiovascular
    • Endocrine Signaling and Immunology
    • Metabolic and GI Pathology
    • Microbiology
    • Natural Products
    • Neuroscience
    • Peptides
    • Pharmaceutical Impurities and Derivatives
    • Stem Cell Modulators
  • Services
    • Custom Synthesis
    • Natural Product Isolation
    • Analytical Services
  • Int’l Distributors
  • Support
    • About LKT Labs
    • General Inquiry
    • Bulk Quote Request
    • Document Request
    • Technical Support
    • Catalog Request
    • Product Flyers
  • Contact Us
  • Cart
  • Login / Register
Chlorzoxazone

Chlorzoxazone

Product ID C294458
Cas No. 95-25-0
Purity ≥99%
Product Unit SizeCostQuantityStock
100 mg $48.00 In stock
500 mg $61.00 In stock
1 g $89.00 In stock
Bulk Quote

Quicklinks

  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Custom Order

Description

Chlorzoxazone is a centrally acting muscle relaxant, causing central nervous system depression. It also acts as a positive SK-type potassium channel modulator. This activity reduces alcohol intake in rats, with no effect on water intake.

Product Info

Cas No.

95-25-0

Purity

≥99%

Formula

C7H4ClNO2

Formula Wt.

169.56

Chemical Name

5-Chloro-2-benzoxazolone

IUPAC Name

5-chloro-3H-1,3-benzoxazol-2-one

Synonym

Chlorzoxazon, Paraflex, Chloroxazone, 5-Chloro-2-benzoxazolone

Melting Point

189-192°C

Solubility

Very slightly soluble in water. Soluble in DMSO - 50 mg/mL.

Shipping and Storage

Store Temp

-20°C

Ship Temp

Ambient

Downloads

MSDS

C294458 MSDS PDF

Info Sheet

C294458 Info Sheet PDF

References

Hopf F., Simms J., et al. Chlorzoxazone, an SK-type potassium channel activator used in humans, reduces excessive alcohol intake in rats. Biol Psychiatry. 69(7):618-24 (2011). PMID: 21195386.

Custom Order

  • Size of single unit expressed as number (e.g. '500' in the case of 500 mg)
  • Total quantity of unit size desired (e.g. '10' in the case of 10 x 500 mg). If only one unit is desired, you may leave this blank.
  • This field is for validation purposes and should be left unchanged.

Related Products

  • R5661

    Ropinirole Hydrochloride

    Indoline; D2/3 agonist.

    ≥99%
  • N3225

    Nigericin Sodium

    Polyether cationic ionophore.

    ≥98%
  • H1893

    Hexarelin

    Synthetic ghrelin analog; ghrelin agonist.

    ≥95%
  • M3321

    Mifepristone

    Synthetic steroid, contraceptive; PR and glucoc...

    ≥98%
  • V024761

    Vatalanib

    Inhibitor of VEGFR1/2/3.

    ≥98%
  • P1635

    Peiminine

    Steroidal alkaloid found in Fritillaria; M2 mAC...

    ≥98%
  • D1746

    Deltarasin Hydrochloride Trihydrate

    PDEδ inhibitor.

    ≥99%
  • F1895

    Fexofenadine Hydrochloride

    Histamine H1 antagonist.

    ≥98%
  • R5722

    Rofecoxib

    NSAID; COX-2 inhibitor.

    ≥98%
  • T291321

    Thiamine Mononitrate

    Vitamin B1

    ≥98%
  • M1708

    Mecamylamine Hydrochloride

    Monoterpene; nAChR antagonist.

    ≥98%
  • I0801

    IC261

    Casein kinase 1 inhibitor.

    ≥98%
  • T3099

    Thymus Factor

    Endogenous peptide, involved in immune signalin...

    ≥95%
  • S7601

    Statil

    Aldose reductase inhibitor.

    ≥98%
  • W0275

    R-(+)-Warfarin Sodium >99%ee

    Coumarin; VKORC1 inhibitor.

    ≥99%
  • M017545

    Manumycin A

    Natural antibiotic found in Streptomyces parvul...

    ≥98%
  • D8145

    Duloxetine Hydrochloride

    SERT and NET inhibitor, Nav1.7 Na+ channel bloc...

    ≥99%
  • G4400

    Glabridin

    Isoflavonoid found in Glycyrrhiza; GABA-A posit...

    ≥98%
  • I0933

    Icilin

    TRPM8 activator, TRPV3 blocker.

    ≥98%
  • S1846

    Selumetinib

    MEK1/2 inhibitor.

    ≥99%

Footer

  • Contact Us
  • About Us
  • Site Map
  • Terms and Conditions
LKT Laboratories, Inc.
545 Phalen Blvd.
St. Paul MN, 55130

Ph: (888)-558-5227
Fax: (888)-558-7329

©2026 LKT Laboratories, All Rights Reserved - Products for research use only