• 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
Awaiting product image

Flumazenil

Product ID F4681
Cas No. 78755-81-4
Purity ≥98%
Product Unit SizeCostQuantityStock
5 mg $55.10 In stock
25 mg $108.00 In stock
100 mg $325.30 In stock
Bulk Quote

Quicklinks

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

Description

Flumazenil is an antagonist at GABA-A receptors that is used as a stimulant to counteract the effects of benzodiazepines. Flumenazil inhibits benzodiazepine-induced sedation, motor impairment, and ventilator depression.

Product Info

Cas No.

78755-81-4

Purity

≥98%

Formula

C15H14FN3O3

Formula Wt.

303.29

Chemical Name

8-Fluoro-5,6-dihydro-5-methyl-6-oxo-4H-imidazo[1,5-a][1,4]benzodiazepinne-3-carboxylic acid ethyl ester

IUPAC Name

ethyl 8-fluoro-5-methyl-6-oxo-4H-imidazo[1,5-a][1, 4]benzodiazepine-3-carboxylate

Synonym

Anexate, Ro-15-1788, Lanexat, Romazicon

Melting Point

201-203°C

Solubility

Soluble in water (128mg/L).

Appearance

A white or almost white crystalline powder

Shipping and Storage

Store Temp

4°C

Ship Temp

Ambient

Downloads

MSDS

F4681 MSDS PDF

Info Sheet

F4681 Info Sheet PDF

References

Rye DB, Bliwise DL, Parker K, et al. Modulation of vigilance in the primary hypersomnias by endogenous enhancement of GABAA receptors. Sci Transl Med. 2012 Nov 21;4(161):161ra151. PMID: 23175709.

Lader M. Benzodiazepines revisited--will we ever learn? Addiction. 2011 Dec;106(12):2086-109. PMID: 21714826.

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

  • C6019

    C-Peptide, human

    Endogenous peptide, connects A and B chains of ins...
    ≥95%
  • O8500

    Ovalbumin Fragment (257-264)

    OVA antigen.
    ≥98%
  • S8243

    Sulbactam Sodium

    β-lactamase inhibitor.
    ≥98%
  • I5354

    Iniparib

    Cysteine adduct inducer, PARP-1 inhibitor.
    ≥98%
  • N1995

    Neurotensin, guinea pig

    Endogenous neuropeptide involved in hormone releas...
    ≥95%
  • V7200

    VS-5584

    PI3K inhibitor.
    ≥98%
  • I7455

    R-1-Isothiocyanato-7-(methylsulfinyl)-heptane

    ITC, antioxidant.
    ≥98%
  • U6854

    Urocortin, human

    Endogenous peptide hormone, involved in feeding be...
    ≥98%
  • E6846

    Erlotinib Hydrochloride

    EGFR inhibitor.
    ≥98%
  • G6802

    Granisetron Hydrochloride

    5-HT3 antagonist.
    ≥98%
  • S3584

    Sivelestat Sodium Tetrahydrate

    Neutrophil elastase inhibitor.
    ≥99%
  • S8248

    Sulfamethoxazole

    Sulfonamide; PABA inhibitor.
    ≥98%
  • A0965

    Adrenocorticotropic Hormone (1-14)

    Endogenous peptide hormone fragment, involved in s...
    ≥95%
  • L5750

    Lomeguatrib

    MGMT inhibitor.
    ≥98%
  • T0110

    Taxane Standard Mixture

    Mixture of taxanes.
    ≥98%
  • P0253

    Panaxadiol

    Triterpene sapongenin found in species of Panax; v...
    ≥98%
  • I0417

    R-(−)-Iberin

    Sulforaphane homolog, ITC found in cruciferous veg...
    ≥98%
  • N1987

    Neuropeptide Y (13-36), human

    Endogenous peptide neurotransmitter, involved in f...
    ≥95%
  • T6830

    Triadimefon

    Neurotoxin, mutagen.
    ≥98%
  • B1996

    BEZ235

    PI3K and mTOR inhibitor.
    ≥98%

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