Lynestrenol | CAS No. 52-76-6

Lynestrenol

Basic Information

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CAS Number

52-76-6

Molecular Formula

C20H28O

Molecular Weight

284.4 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Physical State

Powder

Melting Point

158oC

Boiling Point

399.6°C at 760 mmHg

Flash Point

176.9°C

Refractive Index

1.567

Vapor Pressure

4.77E-08mmHg at 25°C

Specific Rotation

-10 ~-13° (CHCl3)

SMILES

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CC12CCC3C(C1CCC2(C#C)O)CCC4=CCCCC34

InChI

InChI=1S/C20H28O/c1-3-20(21)13-11-18-17-9-8-14-6-4-5-7-15(14)16(17)10-12-19(18,20)2/h1,6,15-18,21H,4-5,7-13H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1

InChIKey

YNVGQYHLRCDXFQ-XGXHKTLJSA-N

LogP

log Kow = 4.75 (est)

Complexity

523

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

Linestrenolo
17-Ethynylestr-4-en-17beta-ol
Tox21_301969
LYNESTRENOL [MI]
19 NORPREGN-4-EN-20-YN-17-OL, (17.ALPHA.)-
LYNESTRENOL [USP-RS]
19 Norpregn-4-en-20-yn-17-ol, (17alpha)-
Ethynylestrenol
HSDB 7899
A829241
Linestrenol [INN-Spanish]
CHEMBL2107431
19-Norpregn-4-en-20-yn-17-ol, (17.alpha.)-
lynestrenol-
NCGC00016233-01
LYNESTRENOL [WHO-DD]
NSC37725
AKOS024462708
CHEBI:31790
Prestwick2_000095
SCHEMBL37816
N2Z8ALG4U5
Org 485-50
HMS3712C12
NSC-73879
D01580
17.alpha.-Ethynylestrenol
Orgametrol
Exlution
17-alpha-Ethynylestr-4-en-17-beta-ol
17-alpha-Ethynyloestr-4-en-17-beta-ol

MDL Number

MFCD00051135

FAQ

What regulatory guidelines apply to Lynestrenol (CAS: 52-76-6)?

Lynestrenol (CAS: 52-76-6) falls under various regulatory guidelines such as the GHS ( Globally Harmonized System of Classification and Labeling of Chemicals) for classification and labeling, REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) in the European Union, and FDA (Food and Drug Administration) and EPA (Environmental Protection Agency) requirements in the United States. Detailed information on specific exposure limits, handling, and disposal should be obtained from relevant regulatory databases and documentation.

Are there alternatives to Lynestrenol (CAS: 52-76-6) in synthesis?

Yes, there are several alternatives to Lynestrenol (CAS: 52-76-6) in synthesis, such as other progestogens like norgestimate, chlormadinone acetate, and cyproterone acetate. These alternatives often serve similar functions in hormonal preparations but may have different structures and properties, making them suitable depending on the specific application.

What is the market or research trend for Lynestrenol (CAS: 52-76-6)?

The market for Lynestrenol (CAS: 52-76-6) is driven by its use in hormonal contraceptives and hormone replacement therapies. Research trends focus on understanding its pharmacological properties, potential adverse effects, and its role in combined oral contraceptives. Emerging studies are exploring its use in treating certain gynecological conditions and its safety in long-term use.

How should waste containing Lynestrenol (CAS: 52-76-6) be handled?

Waste containing Lynestrenol (CAS: 52-76-6) should be handled according to local and international waste management regulations. This typically involves collection in appropriate containers, labeled with the chemical name and CAS number. The waste should be incinerated or disposed of through professional waste disposal services. Environmental protection measures include proper containment to prevent leakage and thorough cleanup of any spills to ensure safety and compliance.