A water-soluble chemiluminescent probe
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m-carboxy Luminol

Item No. 36914

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
8-amino-1,2,3,4-tetrahydro-1,4-dioxo-6-phthalazinecarboxylic acid
CAS Number
2221025-25-6
Synonyms
  • meta-carboxy Luminol
Molecular Formula
C9H7N3O4
Formula Weight
221.2
Purity
≥90%
Emission
498.6 nm
Excitation
385 nm
Formulation (Request formulation change)
A solid
Solubility(Learn about Variance in Solubility)
Acetonitrile:Water (1:1): Slightly soluble: 0.1-1 mg/ml
SMILES
NC1=C2C(C(NNC2=O)=O)=CC(C(O)=O)=C1
InChi Code
InChI=1S/C9H7N3O4/c10-5-2-3(9(15)16)1-4-6(5)8(14)12-11-7(4)13/h1-2H,10H2,(H,11,13)(H,12,14)(H,15,16)
InChi Key
HDGQFQFBQZMJHS-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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Certificates of Analysis & Batch Specific Data

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    1 mg

    $35

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    5 mg

    $166

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    10 mg

    $315

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    25 mg

    $744

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    Product Description

    m-carboxy Luminol is a water-soluble chemiluminescent probe.1,2 It displays an emission maximum of 498.6 nm upon excitation at 385 nm.2 m-carboxy Luminol exhibits increased chemiluminescent intensity and stability compared with luminol (Item No. 16803).1,2 It has been used in enzymatic activity assays and immunoassays, as well as to detect bloodstains.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Rink, S., Duerkop, A., Jacobi von Wangelin, A., et al. Next generation luminol derivative as powerful benchmark probe for chemiluminescence assays. Anal. Chim. Acta 1188, 339161 (2021).

    2. Wu, M., Liu, A., Xu, T., et al. Highly sensitive chemiluminescence of water-soluble luminol and its application in forensic bloodstain detection. Anal. Methods 17(15), 2934-2937 (2025).