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13,14-dihydro-15-keto Prostaglandin E2-d4 (Synonyms: 13,14-dh-15-keto PGE2-d4, 13,14-dihydro-oxo-PGE2-d4, PGEM-d4)

Catalog No.GC46426

A neuropeptide with diverse biological activities

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13,14-dihydro-15-keto Prostaglandin E2-d4 Chemical Structure

Cas No.: N/A

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25 μg
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50 μg
$307.00
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100 μg
$579.00
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Sample solution is provided at 25 µL, 10mM.

Description of 13,14-dihydro-15-keto Prostaglandin E2-d4

13,14-dihydro-15-keto Prostaglandin E2-d4 (13,14-dh-15-keto PGE2-d4) contains four deuterium atoms at the 3, 3', 4, and 4' positions. It is intended for use as an internal standard for the quantification of 13,14-dh-15-keto PGE2 by GC- or LC-MS. 13,14-dh-15-keto PGE2 is the primary metabolite of PGE2 in plasma.1 Endogenous or infused PGE2 is rapidly metabolized by the enzymes 15-hydroxy PGDH and 15-oxo-PG δ13-reductase to form 13,14-dh-15-keto PGE2. 13,14-dh-15-keto PGE2 accumulates to detectable levels; plasma levels in humans are between 10-100 pg/ml.2,3 It undergoes further metabolism and chemical decomposition, giving it a relatively short half-life. In dogs, the plasma half-life of 13,14-dh-15-keto PGE2 is about 9 minutes.2 In humans the metabolite has a similar short half-life, making it a poor choice of analytes for assays designed to measure total PGE2 biosynthesis.4,5

1.Hamberg, M., and Samuelsson, B.On the metabolism of prostaglandins E1 and E2 in manJ. Biol. Chem.246(22)6713-6721(1971) 2.Bothwell, W., Verburg, M., Wynalda, M., et al.A radioimmunoassay for the unstable pulmonary metabolites of prostaglandin E1 and E2: An indirect index of their in vivo disposition and pharmacokineticsJ. Pharmacol. Exp. Ther.220(2)229-235(1982) 3.Leonhardt, A., Krauss, M., Gieler, U., et al.In vivo formation of prostaglandin E1 and prostaglandin E2 in atopic dermatitisBr. J. Dermatol.136(3)337-340(1997) 4.Fitzpatrick, F.A., Aguirre, R., Pike, J.E., et al.The stability of 13,14-dihydro-15 keto-PGE2Prostaglandins19(6)917-931(1980) 5.GranstrÖm, E., Hamberg, M., Hansson, G., et al.Chemical instability of 15-keto-13,14-dihydro-PGE2: The reason for low assay reliabilityProstaglandins19(6)933-945(1980)

Chemical Properties of 13,14-dihydro-15-keto Prostaglandin E2-d4

Cas No. N/A SDF
Synonyms 13,14-dh-15-keto PGE2-d4, 13,14-dihydro-oxo-PGE2-d4, PGEM-d4
Canonical SMILES O[C@H]1[C@H](CCC(CCCCC)=O)[C@@H](C/C=C\C([2H])([2H])C([2H])([2H])CC(O)=O)C(C1)=O
Formula C20H28D4O5 M.Wt 356.5
Solubility DMF: 50 mg/ml,DMSO: 50 mg/ml,Ethanol: 50 mg/ml,PBS (pH 7.2): 1 mg/ml Storage Store at -20°C
General tips Please select the appropriate solvent to prepare the stock solution according to the solubility of the product in different solvents; once the solution is prepared, please store it in separate packages to avoid product failure caused by repeated freezing and thawing.Storage method and period of the stock solution: When stored at -80°C, please use it within 6 months; when stored at -20°C, please use it within 1 month.
To increase solubility, heat the tube to 37°C and then oscillate in an ultrasonic bath for some time.
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of 13,14-dihydro-15-keto Prostaglandin E2-d4

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1 mg 5 mg 10 mg
1 mM 2.805 mL 14.0252 mL 28.0505 mL
5 mM 0.561 mL 2.805 mL 5.6101 mL
10 mM 0.2805 mL 1.4025 mL 2.805 mL
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