An Analytical Reference Standard
Related Products
Metabolite(s)
32991Salicylic Acid
Research Tool(s)
70260Aspirin
Technical Support & Resources

Visit our FAQ

Contact Us

Toll Free Phone (USA and Canada Only): (888) 526-5351
Direct Phone: (734) 975-3888

Request Technical Support

Technical Support Request

To streamline the process attach the appropriate questionnaire to your inquiry.

Download IHC QuestionnaireDownload WB Questionnaire

View Our Privacy Statement for details on how we use and protect your data. In addition, this site is protected by hCaptcha and its Privacy Policy and Terms of Service apply.

Aspirin

Item No. 32999

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Synonyms
Synonyms
  • Acetylsalicylic Acid
  • NSC 27223
  • NSC 406186
Technical Information
Formal Name
2-(acetyloxy)-benzoic acid
CAS Number
50-78-2
Molecular Formula
C9H8O4
Formula Weight
180.2
Purity
≥98%
Formulation
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMF: >30 mg/mlDMSO: >41 mg/mlEthanol: >80 mg/mlPBS (pH 7.2): >2.7mg/ml
λmax
225, 273 nm
SMILES
CC(OC1=CC=CC=C1C(O)=O)=O
InChi Code
InChI=1S/C9H8O4/c1-6(10)13-8-5-3-2-4-7(8)9(11)12/h2-5H,1H3,(H,11,12)
InChi Key
BSYNRYMUTXBXSQ-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
Recommended Products

Certificates of Analysis & Batch Specific Data

Provide batch numbers separated by commas to download or request available product inserts, QC sheets, certificates of analysis, data packs, and GC-MS data.

Download most recent Certificate of Analysis for this product

    50 mg

    $49

    Add

    100 mg

    $75

    Add
    Cayman Chemical
    Cayman Spectral Library

    Our free, searchable, GC-MS spectral database contains 70eV EI mass spectral data of 2,000+ of Cayman’s forensic drug standards.

    DOWNLOAD THE DATABASE
    Product Description

    Aspirin (Item No. 32999) is an analytical reference standard categorized as a COX inhibitor.1 Aspirin has been found as an adulterant in seized heroin samples.2 This product is intended for analytical forensic applications. This product is also available as a general research tool (Item No. 70260).

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Klessig, D.F. Newly identified targets of aspirin and its primary metabolite, salicylic acid. DNA Cell Biol. 35(4), 163-166 (2016).

    2. Lurie, I.S., Driscoll, S.E., Cathapermal, S.S., et al. Determination of heroin and basic impurities for drug profiling by ultra-high-pressure liquid chromatography. Forensic Sci. Int. 231(1-3), 300-305 (2013).