Structural formula

Business number	01GZ
Molecular formula	C21H26O2
Molecular weight	310.44
label	Ethinyl Estradiol Methyl Ether, mestranol, 17α-Ethynylestradiol 3-methyl ether, 3-Methoxy-17α-ethynylestradiol, 17α-Ethynyl-1,3,5(10)-estratriene-3, 17β-diol 3-methyl ether

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:72-33-3

MDL number:MFCD00003689

EINECS number:200-777-8

RTECS number:RC8960000

BRN number:2625905

PubChem ID:None

Physical property data

1. Properties: Uncertain

2. Density (g/mL, 25/4℃): Uncertain

3. Relative vapor density (g/mL, air =1): Uncertain

4. Melting point (ºC): 153-155 (lit.)

5. Boiling point (ºC, normal pressure): Uncertain

6. Boiling point (ºC, 5.2 kPa): Uncertain

7. Refractive index: Uncertain

8. Flash point (ºC): Uncertain

9. Specific optical rotation (º): Uncertain

10. Autoignition point or ignition temperature (ºC): Uncertain

11. Vapor pressure (kPa, 25 ºC): Uncertain

12. Saturated vapor pressure (kPa, 60 ºC): Uncertain

13. Heat of combustion (KJ/mol): Uncertain

14. Critical temperature (ºC): Uncertain

15. Critical pressure (KPa): Uncertain

16. Log value of oil-water (octanol/water) partition coefficient : Uncertain

17. Explosion upper limit (%, V/V): Uncertain

18. Explosion lower limit (%, V/V): Uncertain

19. Solubility: Uncertain

Toxicological data

None

Ecological data

None

Molecular structure data

1. Molar refractive index: 91.10

2. Molar volume (cm³/mol): 269.4

3. Isotonic specific volume (90.2K ): 715.8

4. Surface tension (dyne/cm): 49.8

5. Polarizability (10-24cm3): 36.11

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 1

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: none

6. Topological molecule polar surface area 29.5

7. Number of heavy atoms: 23

8. Surface charge: 0

9. Complexity: 519

10. Number of isotope atoms: 0

11. Number of determined atomic stereocenters: 5

12. Number of uncertain atomic stereocenters: 0

13. Determine the number of stereocenters of chemical bonds: 0

14. Uncertain number of stereocenters of chemical bonds: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be stored in a sealed, cool, dry and dark place.

Synthesis method

None

Purpose

Mainly used for ovarian insufficiency, amenorrhea, functional uterine bleeding, menopausal syndrome, etc.

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