Ethynyl Estradiol-d4
Based on 1 Customer Validation
Ethynyl Estradiol-d4 is the deuterium labeled Ethynyl Estradiol. Ethynyl Estradiol (17α-Ethynylestradiol;Ethynylestradiol) is an orally bio-active estrogen used in almost all modern formulations of combined oral contraceptive pills. Ethynyl Estradiol-d4 is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.
For research use only. We do not sell to patients.
- Purity: 98.95%
- CAS No.: 350820-06-3
- Formula: C20H20D4O2
- Molecular Weight:300.43
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Storage:Powder -20°C, 3 years , 4°C, 2 years ; In solvent -80°C, 6 months , -20°C, 1 month
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Biological Activity
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Chemical Information
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Solvent & Solubility
- Purity & Documentation
- References
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Help & FAQs
All Endogenous Metabolite Isoforms
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Biological Activity
Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
1. This compound can be used as a tracer
2. This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Chemical Information
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CAS No. 350820-06-3
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Unlabeled Cas 57-63-6
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Appearance Solid
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Molecular Weight 300.43
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Formula C20H20D4O2
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Color White to off-white
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SMILES
C[C@@]12[C@](CC([2H])([2H])[C@@]2(O)C#C)([H])[C@@]3([H])[C@](C4=CC([2H])=C(O)C([2H])=C4CC3)([H])CC1
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Synonyms
17α-Ethynylestradiol-d4; Ethynylestradiol-d4
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month
Solvent & Solubility
DMSO : 250 mg/mL (832.14 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
H2O : < 0.1 mg/mL (insoluble)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (276 KB)
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SDS (419 KB)
- English - EN (419 KB)
- Français - FR (419 KB)
- Deutsch - DE (419 KB)
- Norwegian - NO (419 KB)
- Español - ES (419 KB)
- Swedish - SV (419 KB)
- Italian - IT (419 KB)
- Korean - KR (419 KB)
- Portuguese - PT (419 KB)
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Handling Instructions (2659 KB)
References
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 3.3286 mL | 16.6428 mL | 33.2856 mL | 83.2141 mL |
| 5 mM | 0.6657 mL | 3.3286 mL | 6.6571 mL | 16.6428 mL | |
| 10 mM | 0.3329 mL | 1.6643 mL | 3.3286 mL | 8.3214 mL | |
| 15 mM | 0.2219 mL | 1.1095 mL | 2.2190 mL | 5.5476 mL | |
| 20 mM | 0.1664 mL | 0.8321 mL | 1.6643 mL | 4.1607 mL | |
| 25 mM | 0.1331 mL | 0.6657 mL | 1.3314 mL | 3.3286 mL | |
| 30 mM | 0.1110 mL | 0.5548 mL | 1.1095 mL | 2.7738 mL | |
| 40 mM | 0.0832 mL | 0.4161 mL | 0.8321 mL | 2.0804 mL | |
| 50 mM | 0.0666 mL | 0.3329 mL | 0.6657 mL | 1.6643 mL | |
| 60 mM | 0.0555 mL | 0.2774 mL | 0.5548 mL | 1.3869 mL | |
| 80 mM | 0.0416 mL | 0.2080 mL | 0.4161 mL | 1.0402 mL | |
| 100 mM | 0.0333 mL | 0.1664 mL | 0.3329 mL | 0.8321 mL |
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