An Analytical Reference Standard
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Isomer(s)
36517(–)-7-hydroxy Cannabidiol 33076(–)-7-hydroxy Cannabidiol (CRM) 21667(±)-11-hydroxy-Δ9-THC (CRM) 41185(±)-11-hydroxy-Δ9-THC (CRM) 41286(±)-11-nor-9-carboxy-Δ9-THC (CRM) 40854(±)-6',7'-epoxy Cannabichromene 29469(−)-11-hydroxy-Δ8-THC 34023(−)-11-hydroxy-Δ8-THC (CRM) 40600(−)-11-nor-9-carboxy-Δ9-THC (CRM) 27576(−)-6α-hydroxy Cannabidiol 38231(6aR,9R)-11-hydroxy-Δ10-THC 41299(6aR,9R)-11-hydroxy-Δ10-THC (exempt preparation) 390241(R),2(S)-epoxy Cannabidiol 3802010α-hydroxy-exo-THC 3802210α-hydroxy-Δ8-THC 377658α-hydroxy-exo-THC 397958α-hydroxy-exo-THC (exempt preparation) 376348α-hydroxy-Δ9-THC 397938α-hydroxy-Δ9-THC (exempt preparation) 420218α,9α-epoxy Hexahydrocannabinol 446098α,9α-epoxy Hexahydrocannabinol (exempt preparation) 446938α,9α-epoxy Hexahydrocannabinol (exempt preparation) 377668β-hydroxy-exo-THC 397968β-hydroxy-exo-THC (exempt preparation) 376358β-hydroxy-Δ9-THC 397948β-hydroxy-Δ9-THC (exempt preparation) 420228β,9β-epoxy Hexahydrocannabinol 446088β,9β-epoxy Hexahydrocannabinol (exempt preparation) 446948β,9β-epoxy Hexahydrocannabinol (exempt preparation) 399729α,10α-epoxy Hexahydrocannabinol 446109α,10α-epoxy Hexahydrocannabinol (exempt preparation) 446929α,10α-epoxy Hexahydrocannabinol (exempt preparation) 420239β,10β-epoxy Hexahydrocannabinol 446079β,10β-epoxy Hexahydrocannabinol (exempt preparation) 446959β,10β-epoxy Hexahydrocannabinol (exempt preparation) 21092Cannabielsoin 36661Cannabielsoin (CRM) 30862CBGQ36829Hexocannabitriol
Parent Compound(s)
12068Δ9-THC ISO60157Δ9-THC (CRM) 43003Δ9-THC (CRM) 45655Δ9-THC (CRM) 9003771Δ9-THC (solution)
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(−)-11-hydroxy-Δ9-THC

Item No. 14239

Restricted Product (Schedule I)
Product Insert (PDF)GC-MS (PDF)Safety Data Sheet (SDS) (PDF)
Synonyms
Synonyms
  • (−)-7-hydroxy-Δ1-Tetrahydrocannabinol
  • (−)-11-hydroxy-Δ9-Tetrahydrocannabinol
  • (−)-7-hydroxy-Δ1-THC
Technical Information
Formal Name
6aR,7,8,10aR-tetrahydro-1-hydroxy-6,6-dimethyl-3-pentyl-6H-dibenzo[b,d]pyran-9-methanol
CAS Number
36557-05-8
Molecular Formula
C21H30O3
Formula Weight
330.5
Purity
≥95%
Formulation
A solid
Solubility(Learn about Variance in Solubility)
DMSO: Sparingly soluble: 1-10 mg/mlEthanol: Sparingly soluble: 1-10 mg/ml
SMILES
[H][C@]12C3=C(C=C(CCCCC)C=C3O)OC(C)(C)[C@]1([H])CCC(CO)=C2
InChi Code
InChI=1S/C21H30O3/c1-4-5-6-7-14-11-18(23)20-16-10-15(13-22)8-9-17(16)21(2,3)24-19(20)12-14/h10-12,16-17,22-23H,4-9,13H2,1-3H3/t16-,17-/m1/s1
InChi Key
YCBKSSAWEUDACY-IAGOWNOFSA-N
Origin
Synthetic
Regulatory Information
DEA Schedule
I
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    Product Description

    (–)-11-hydroxy-Δ9-THC (Item No. 14239) is an analytical reference standard categorized as a phytocannabinoid metabolite.1,2,3,4 (–)-11-hydroxy-Δ9-THC is a metabolite of Δ9-THC (Item Nos. ISO60157 | 9003771 | 12068). (–)-11-hydroxy-Δ9-THC 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. Martin, B.R., Balster, R.L., Razdan, R.K., et al. Behavioral comparisons of the stereoisomers of tetrahydrocannabinols. Life Sci. 29(6), 565-574 (1981).

    2. Grafinger, K.E., and Weinmann, W. Determination of the cross-reactivity of the biological metabolite (−)-trans-Δ9-tetrahydrocannabinol-carboxylic acid-glucuronide (THC-COOH-Gluc) for cannabinoid immunoassays. J. Anal. Toxicol. 45(3), 291-296 (2021).

    3. Bland, T.M., Haining, R.L., Tracy, T.S., et al. CYP2C-catalyzed delta(9)-tetrahydrocannabinol metabolism: Kinetics, pharmacogenetics and interaction with phenytoin. Biochem. Pharmacol. 70(7), 1096-1103 (2005).

    4. Coles, R., Clements, T.T., Nelson, G.J., et al. Simultaneous analysis of the Δ9-THC metabolites 11-nor-9-carboxy-Δ9-THC and 11-hydroxy-Δ9-THC in meconium by GC-MS. J. Anal. Toxicol. 29(6), 522-527 (2016).