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Catalog Number:
38714
CAS Number:
51-98-9
Norethisterone acetate
Purity:
≥ 98% (Assay by titration , HPLC)
Synonym(s):
17α-Ethynyl-19-nortestosterone acetate, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one 17-acetate
Documents
$61.19 /100MG
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Product Information

Norethisterone acetate is a synthetic progestin widely utilized in hormonal contraceptives and hormone replacement therapies. This compound is recognized for its ability to mimic the natural hormone progesterone, making it essential in regulating menstrual cycles and managing various gynecological conditions. Its unique structure allows for effective oral bioavailability, which enhances its application in pharmaceuticals.

In clinical settings, Norethisterone acetate is frequently prescribed for conditions such as endometriosis, amenorrhea, and to prevent pregnancy. Its effectiveness in these applications is attributed to its potent progestational activity, which helps in stabilizing the endometrial lining and reducing excessive menstrual bleeding. Additionally, it is often used in combination with estrogen in contraceptive formulations, providing a reliable option for family planning. Researchers and healthcare professionals value Norethisterone acetate for its versatility and efficacy, making it a critical component in women's health management.

Synonyms
17α-Ethynyl-19-nortestosterone acetate, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one 17-acetate
CAS Number
51-98-9
Purity
≥ 98% (Assay by titration , HPLC)
Molecular Formula
C22H28O3
Molecular Weight
340.46
MDL Number
MFCD04039850
PubChem ID
541197
Melting Point
160 - 165 °C
Appearance
White to off-white crystalline powder
Optical Rotation
[α]20D = -33 to -36 ° (C = 1 in Dioxane)
Conditions
Store at RT
General Information
Synonyms
17α-Ethynyl-19-nortestosterone acetate, 17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one 17-acetate
CAS Number
51-98-9
Purity
≥ 98% (Assay by titration , HPLC)
Molecular Formula
C22H28O3
Molecular Weight
340.46
MDL Number
MFCD04039850
PubChem ID
541197
Melting Point
160 - 165 °C
Appearance
White to off-white crystalline powder
Optical Rotation
[α]20D = -33 to -36 ° (C = 1 in Dioxane)
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Norethisterone acetate is widely utilized in research focused on:

  • Hormonal Contraceptives: This compound is a key ingredient in various oral contraceptives, providing effective birth control options for women. Its ability to regulate menstrual cycles and prevent ovulation makes it a popular choice in family planning.
  • Menstrual Disorders Treatment: It is commonly prescribed to manage conditions such as endometriosis and heavy menstrual bleeding, offering relief and improving quality of life for many women.
  • Hormone Replacement Therapy: Norethisterone acetate is used in combination with estrogen in hormone replacement therapy, helping to alleviate symptoms of menopause and reduce the risk of osteoporosis.
  • Research in Reproductive Health: This compound is extensively studied in clinical trials to understand its effects on fertility and reproductive health, contributing to advancements in gynecology.
  • Veterinary Medicine: It is also applied in veterinary practices to manage reproductive issues in animals, showcasing its versatility beyond human medicine.

Citations