An Analytical Reference Standard
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.

Synonyms
Synonyms
  • Δ9-Tetrahydrocannabinol Acetate
  • Δ9-THC-O-Acetate
  • Δ9-THC-O
Technical Information
Formal Name
6aR,7,8,10aR-tetrahydro-6,6,9-trimethyl-3-pentyl-6H-dibenzo[b,d]pyran-1-ol, 1-acetate
CAS Number
23132-17-4
Molecular Formula
C23H32O3
Formula Weight
Purity
≥95%
Formulation
A 10 mg/ml solution in acetonitrile:DIPEA (99:1) with 0.05% ascorbic acid
DMF: 50 mg/mlDMSO: 60 mg/mlDMSO:PBS (pH 7.2) (1:3): 0.25 mg/mlEthanol: 35 mg/mlMethanol: 30 mg/ml
SMILES
CC1=C[C@]2([H])[C@@](C(C)(C)OC3=C2C(OC(C)=O)=CC(CCCCC)=C3)([H])CC1
InChi Code
InChI=1S/C23H32O3/c1-6-7-8-9-17-13-20(25-16(3)24)22-18-12-15(2)10-11-19(18)23(4,5)26-21(22)14-17/h12-14,18-19H,6-11H2,1-5H3/t18-,19-/m1/s1
InChi Key
DEWSJDIJFWQLOA-RTBURBONSA-N
Regulatory Information
DEA Schedule
I
Shipping & Storage Information
Storage
-80°C
Shipping
Dry ice 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.

    Add

    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

    Δ9-THC acetate (Item No. 29210) is an analytical reference standard categorized as a cannabinoid.1 Δ9-THC acetate has been detected in oils seized by law enforcement. Δ9-THC acetate is regulated as a Schedule I compound in the United States. This product is intended for research and forensic applications.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Valentine, M.D. Δ-9-Tetrahydrocannabinol acetate from acetylation of cannabis oil. Sci. Justice 36(3), 195-197 (1996).

    Product Citations

    Schirmer, W., Walton, S.E., Weinmann, W., et alRapid LC-QTOF-MS screening method for semi-synthetic cannabinoids in whole blood. J. Anal. Toxicol. bkaf095 (2025).