An Analytical Reference Standard
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Certified Reference Material(s)
395714-hydroxy Xylazine-d6 (CRM)
Unlabeled Version(s)
396074-hydroxy Xylazine (CRM)
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4-hydroxy Xylazine-d6

Item No. 39030

Product Insert (PDF)GC-MS (PDF)Safety Data Sheet (SDS) (PDF)
Synonyms
Synonyms
  • p-hydroxy Xylazine-d6
  • para-hydroxy Xylazine-d6
Technical Information
Formal Name
4-[(5,6-dihydro-4H-1,3-thiazin-2-yl)amino]-3,5-dimethyl-d3-phenol
Molecular Formula
C12H10D6N2OS
Formula Weight
242.4
Purity
≥99% deuterated forms (d1-d6)
Formulation
A crystalline solid
Solubility(Learn about Variance in Solubility)
DMSO: Slightly solubleMethanol: Slightly soluble
SMILES
OC1=CC(C([2H])([2H])[2H])=C(NC2=NCCCS2)C(C([2H])([2H])[2H])=C1
InChi Code
InChI=1S/C12H16N2OS/c1-8-6-10(15)7-9(2)11(8)14-12-13-4-3-5-16-12/h6-7,15H,3-5H2,1-2H3,(H,13,14)/i1D3,2D3
InChi Key
FXWQWFCVDXMJNM-WFGJKAKNSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
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    1 mg

    $247

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    Product Description

    4-hydroxy Xylazine-d6 (Item No. 39030) is intended for use as an internal standard for the quantification of 4-hydroxy xylazine (Item No. 39607) by GC- or LC-MS. 4-hydroxy Xylazine is categorized as an anesthetic metabolite.1 4-hydroxy Xylazine is a metabolite of xylazine (Item Nos. 37854 | 22641). It has been used as a marker for xylazine doping in horses.2,3 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. Mutlib, A.E., Chui, Y.C., Young, L.M., et al. Characterization of metabolites of xylazine produced in vivo and in vitro by LC/MS/MS and by GC/MS. Drug Metab. Dispos. 20(6), 840-848 (1992).

    2. Spyrodaki, M.-H., Lyris, E., Georgoulakis, I., et al. Determination of xylazine and its metabolites by GC-MS in equine urine for doping analysis. J. Pharm. Biomed. Anal. 35(1), 107-116 (2004).

    3. Kwok, W.H., Choi, T.L.S., Tsoi, Y.Y.K., et al. Screening of over 100 drugs in horse urine using automated on-line solid-phase extraction coupled to liquid chromatography-high resolution mass spectrometry for doping control. J. Chromatogr. A 1490, 89-101 (2017).