Advance technology support Lab Supply High Purity Lynestrenol Powder CAS 52-76-6 with Best Price
Product Name | Lynestrenol |
CAS NO | 52-76-6 |
Molecular Weight | 284.436 |
Density | 1.1±0.1 g/cm3 |
Boiling Point | 399.6±42.0 °C at 760 mmHg |
Molecular Formula | C 20 H 28 O |
Melting Point | 158ºC |
Flash Point | 176.9±20.9 °C |
Product
N
ame:
Lynestrenol
CAS
No.
:
52-76-6
Batch No. | HF200706 | Quantity | 8.5kgs |
Mfg. Date | Jul. 06, 2023 | Package | As required |
Rep. Date | Jul. 09, 2023 | Exp. Date | Jul. 05, 2023 |
Items | Standards | Results | |
Appearance | White or off-white crystalline powder | Complies | |
Identification | By IR | Complies | |
By TLC | Complies | ||
Solubility | Practically insoluble in water, soluble in acetone and ethanol(96%) | Complies | |
Appearance of Solution | Dissolve 0.2g in ethanol(96%) and dilute to 10mL with the same solvent,the solution is clear and colorless | Complies | |
Melting Point | 161.0ºC~165.0ºC | 162.4ºC~164.2ºC | |
Specific Rotation | -9.5°~-11.0° | -10.1° | |
Loss on Drying | ≤ 1.00% | 0.20% | |
Residual Solvents | Acetone: ≤3000ppm | 280ppm | |
Tetrahydrofuran: ≤720ppm | ND | ||
Ethanol ≤3000ppm | 1600ppm | ||
Related Substances | Impurity A: 19-nor-5a,17a-pregn-3-en-20-yn-17-ol: ≤0.30% | 0.07% | |
Impurity B:
19-norpregn-4-en-20-yn-17-ol: ≤0.10% |
ND | ||
Impurity C:
19-nor-17a-pregna-4,20-dien-17-ol: ≤0.20% |
ND | ||
Degradant: ≤0.10% | ND | ||
Unspecified impurities: ≤0.10% | ND | ||
Total Impurities: ≤1.00% | 0.07% | ||
Assay (on the anhydrous basis) | 98.0%~102.0% | 99.60% | |
Particle Size | D90: ≤15µm | Complies | |
Reference Standard | BP2014 Standard | ||
Conclusion | The product complied to BP2014 standard. | ||
Storage | Preserve in tight,light-resistant containers in a cool place |
1.Lynestrenol
is a progestin medication which is used in birth control pills and in the treatment of gynecological disorders.The medication is available both alone and in combination with an estrogen.
2.Lynestrenol
is a progestin, or a synthetic progestogen, and hence is an agonist of the progesterone receptor, the biological target of progestogens like progesterone.
3.Lynestrenol
has weak androgenic and estrogenic activity and no other important hormonal activity.The medication is a prodrug of norethisterone in the body, with etynodiol occurring as an intermediate.
4.Lynestrenol
was discovered in the late 1950s and was introduced for medical use in 1961.
5.Lynestrenol
has mostly been used in Europe and elsewhere in the world and was never marketed in the United States
6.Lynestrenol
is used as a component of
oral contraceptives
in combination with an
estrogen
and is used in the treatment of
gynecological disorders
such as
menstrual disorders.
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