Ethynylestradiol Diacetate

Base Information

• Chemical Name: Ethynylestradiol Diacetate
• CAS No.: 13258-68-9
• Molecular Formula: C₂₄H₂₈O₄
• Molecular Weight: 380.484
• Mol file: 13258-68-9.mol

Synonyms:(17a)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol Diacetate;17a-Ethynylestradiol 3,17-Diacetate;19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol 3,17-Diacetate;Ethynylestradiol Diacetate;(17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol Diacetate;17α-Ethynylestradiol 3,17-Diacetate;tert-Butyl 3-broMopropanoate

Chemical Property of Ethynylestradiol Diacetate

Chemical Property:

• Vapor Pressure: 2.94E-09mmHg at 25°C
• Boiling Point: 476.9°C at 760 mmHg
• Flash Point: 233°C
• PSA: 104.06000
• Density: 1.18g/cm³
• LogP: 4.05490
• Solubility.: Dichloromethane, Ethyl Acetate, Methanol

Purity/Quality:

95% ^*data from raw suppliers

EthynylEstradiolDiacetate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Ethynyl Estradiol Diacetate (cas# 13258-68-9) is a compound related to Ethynyl Estradiol (E685100), a synthetic steroid with high oral estrogenic potency.

Technology Process of Ethynylestradiol Diacetate

There total 5 articles about Ethynylestradiol Diacetate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 100.0%

ethinyl estradiol (57-63-6) + acetic anhydride (108-24-7) → ethynylestradiol diacetate (13258-68-9)

Guidance literature:

With pyridine; at 100 ℃; for 48h;

DOI:10.1080/07328309908544025

Reference yield: 90.0%

Isopropenyl acetate (108-22-5) + ethinyl estradiol (57-63-6) → ethynylestradiol diacetate (13258-68-9)

Guidance literature:

With iron(III) trifluoromethanesulfonate; at 20 ℃; for 5h; Schlenk technique;

DOI:10.1039/c8gc00037a

Reference yield:

→ ethynylestradiol diacetate (13258-68-9)

Guidance literature:

Diol 1, Ac2O;

upstream raw materials:

ethinyl estradiol

acetic anhydride

Isopropenyl acetate

Downstream raw materials:

17β-acetoxy-17α-ethynyl-3-hydroxy-1,3,5[10]-estratriene

3-hydroxy-19-norpregna-1,3,5⁽¹⁰⁾-trien-20-one

17α-ethynyl-3,17β-dihydroxyestra-1,3,5(10)-trien-6-one

methyl {(17β-acetoxy-17α-ethynyl-1,3,5[10]-estratrien-3-yl)-2,3,4-tri-O-acetyl-β-D-glucopyranosid}uronate

Refernces

• 1、 Zhu, Xiaotao,Qian, Bo,Wei, Rongbiao,Huang, Jian-Dong,Bao, Hongli. "Protection of COOH and OH groups in acid, base and salt free reactions". supporting information. p. 1444 - 1447. Retrieved 2018/04/12.
• 2、 Werschkun, Barbara,Gorziza, Karin,Thiem, Joachim. "Synthesis of β-glucuronides of estradiol, ethynylestradiol and estrone". . p. 629 - 637. Retrieved 2007/10/03.