Kehua AI (Shenzhen) Innovative Drug R&D Co., Ltd.    Healthy Roots Biotechnology (Shenzhen) Co., Limited    Joint Development

1. Primary Information

English name: 18-Methylethinylestradiol
CAS No.: 14012-72-7
Molecular formula: C21H26O2
Molecular weight: 310.4 g/mol
SMILES: CCC12CCC3C(C1CCC2(C#C)O)CCC4=C3C=CC(=C4)O
Structural class:
Other identifiers:

18-methylethinylestradiol

18-methylethynylestradiol

18-methylethynylestradiol, (8alpha,9beta,13alpha,14beta)-isomer

Wyeth 6555

2. Suppliers & Pricing

Supplier Pack size Purity Price (CNY) Storage conditions Lead time Notes
Kehua Intelligence 25mg - 8400 2-8°C in stock -

3. Structures

3.1 2D structure


3.2 3D structure


4. International Nomenclature & Identifiers

4.1 IUPAC Name

(8R,9S,13S,14S,17R)-13-ethyl-17-ethynyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol


4.2 InChI

InChI=1S/C21H26O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,6,8,13,17-19,22-23H,3,5,7,9-12H2,1H3/t17-,18-,19+,20+,21+/m1/s1


4.3 InChIKey

VDKWHNVDYOVIIX-MJCUULBUSA-N


4.4 Canonical SMILES

CCC12CCC3C(C1CCC2(C#C)O)CCC4=C3C=CC(=C4)O


4.5 Isomeric SMILES

CC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=C3C=CC(=C4)O

4.6 SDF file

Coming soon

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

Coming soon

5.4 Infrared spectroscopy (IR)

Coming soon

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

Coming soon