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乙炔雌二醇杂质A (EP)

17-epi-Ethynyl Estradiol

CAS: 4717-38-8

Molecular Formula: C20H24O2

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乙炔雌二醇杂质A (EP) - Names and Identifiers

Name 17-epi-Ethynyl Estradiol
Synonyms 17-epi-Ethynylestradiol
17BETA-ETHINYLESTRADIOL
17-Ethynyl-17α-estradiol
17-epi-Ethynyl Estradiol
17-epi Ethylnyl Estradiol (IMpurity A)
17-Ethynylestra-1(10),2,4-triene-3,17α-diol
19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol
19-Norpregna-1,3,5(10)-triene-20-yne-3,17α-diol
(8R,9S,13S,14S,17S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
CAS 4717-38-8

乙炔雌二醇杂质A (EP) - Physico-chemical Properties

Molecular FormulaC20H24O2
Molar Mass296.4
Density1.21±0.1 g/cm3(Predicted)
Boling Point457.2±45.0 °C(Predicted)
pKa10.24±0.60(Predicted)
Storage Condition-20°C

乙炔雌二醇杂质A (EP) - Introduction

17-epi-Ethynyl Estradiol(17-epi-Ethynyl Estradiol) is a synthetic estrogenic compound. It has activity similar to natural estrogens, but its activity is weaker.

Nature:
-chemical formula: C20H24O2
-Molecular weight: 296.41g/mol
-Appearance: white or off-white crystalline powder
-Melting point: 123-126 degrees Celsius (253-259 degrees Fahrenheit)

Use:
17-epi-Ethynyl Estradiol has many uses in medicine and research, including:
-Contraceptive: As one of the components of progestin contraceptives, it is used to control and prevent unintended pregnancy
-Treatment of chronic diseases: Used to treat conditions caused by estrogen deficiency, such as menopausal syndrome and osteoporosis
-Cancer Treatment: Used in the treatment of certain types of breast and endometrial cancer
-Reproductive health: Treatment for regulating the menstrual cycle and menstrual problems in women

Preparation Method:
17-epi-Ethynyl Estradiol can be prepared by synthetic methods. One commonly used method is the reaction of Estradiol with acetylene compounds to produce 17-epi-Ethynyl Estradiol.

Safety Information:
17-epi-Ethynyl Estradiol is relatively safe for medical use, but it is still necessary to follow the doctor's guidance and advice. It may cause some side effects, such as headache, breast tenderness, nausea, etc. For pregnant and lactating women, the use of 17-epi-Ethynyl Estradiol is not suitable. Postmenopausal women and patients with breast cancer, endometrial cancer, liver disease and other diseases should also be avoided.
Last Update:2024-04-10 22:29:15
乙炔雌二醇杂质A (EP)
Supplier List
Shanghai Yuanye Bio-Technology Co., Ltd.
Product Name: 17-epi-Ethynyl Estradiol Visit Supplier Webpage Request for quotation
CAS: 4717-38-8
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409 Click to send a QQ message
Shanghai Yuanye Bio-Technology Co., Ltd.
Product Name: 17-epi-Ethynyl Estradiol Visit Supplier Webpage Request for quotation
CAS: 4717-38-8
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409 Click to send a QQ message
View History
乙炔雌二醇杂质A (EP)
恶唑-2-羧酸
METHYL 4-CHLOROPICOLINATE
AMINO(2-BROMO-5-METHOXYPHENYL)ACETIC ACID
2-苄硫基乙醇
羰基乙酰丙酮三苯基磷基钌(I)
5-溴-2-乙氧基-苯甲酰氯
P123 聚环氧乙烷-聚环氧丙烷-聚环氧乙烷三嵌段共聚物
双硬脂基胺
DIMETHYLETHOXYSILANE
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