Estradiol acetate - ≥98% , Estrogen receptor alpha agonist, CAS No.4245-41-4, Estrogen receptor alpha agonist

CAS: 4245-41-4 Cat. No.: E669013 Molecular Weight: 314.4 EC Number: 639-449-8 PubChem CID: 9818306
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Femring | Femtrace | Estradiol 3-acetate | Menoring | 3-O-Acetylestradiol | beta-Estradiol 3-acetate | 17beta-Estradiol 3-acetate | 3-Acetoxyestra-1,3,5(10)-trien-17beta-ol | 17beta-Hydroxy-3-acetoxyestra-1,3,5(10)-triene | Estra-1,3,5(10)-triene-3,17-dio
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
E669013-1mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$571.90

$699.90
Save $128.00 (18.29%)
5mg
E669013-5mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$1,999.90

$2,399.90
Save $400.00 (16.67%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Femring | Femtrace | Estradiol 3-acetate | Menoring | 3-O-Acetylestradiol | beta-Estradiol 3-acetate | 17beta-Estradiol 3-acetate | 3-Acetoxyestra-1, 3, 5(10)-trien-17beta-ol | 17beta-Hydroxy-3-acetoxyestra-1, 3, 5(10)-triene | Estra-1, 3, 5(10)-triene-3, 17-dio
Specifications & Purity
≥98%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
AGONIST
Mechanism of action
Estrogen receptor alpha agonist
Purity
≥98%
Product Properties
ALogP2.8
Names and Identifiers
Canonical SmilesCC(=O)OC1=CC2=C(C=C1)C3CCC4(C(C3CC2)CCC4O)C
IUPAC Name[(8R,9S,13S,14S,17S)-17-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] acetate
InChIKeyFHXBMXJMKMWVRG-SLHNCBLASA-N
INCHI1S/C20H26O3/c1-12(21)23-14-4-6-15-13(11-14)3-5-17-16(15)9-10-20(2)18(17)7-8-19(20)22/h4,6,11,16-19,22H,3,5,7-10H2,1-2H3/t16-,17-,18+,19+,20+/m1/s1
Isomeric SMILES CC(=O)OC1=CC2=C(C=C1)[C@H]3CC[C@]4([C@H]([C@@H]3CC2)CC[C@@H]4O)C
PubChem CID 9818306
Molecular Weight 314.4

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
SubclassSteroid esters
Intermediate Tree Nodes Not available
Direct ParentSteroid esters
Alternative Parents Estrane steroids  17-hydroxysteroids  Phenanthrenes and derivatives  Tetralins  Secondary alcohols  Cyclic alcohols and derivatives  Carboxylic acid esters  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Steroid ester - Estrane-skeleton - Hydroxysteroid - 17-hydroxysteroid - Phenanthrene - Tetralin - Benzenoid - Cyclic alcohol - Carboxylic acid ester - Secondary alcohol - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Alcohol - Carbonyl group - Organooxygen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as steroid esters. These are compounds containing a steroid moiety which bears a carboxylic acid ester group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
F2 Tclin Thrombin (11687 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS1 Tclin Cyclooxygenase-1 (9233 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A2 Tclin Norepinephrine transporter (10102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A4 Tclin Serotonin transporter (12625 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1A Tclin Alpha-1a adrenergic receptor (8359 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRM1 Tclin Mu opioid receptor (19785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD3 Tclin Dopamine D3 receptor (14368 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A3 Tclin Dopamine transporter (10535 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE3A Tclin Phosphodiesterase 3A (3309 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2B Tclin Serotonin 2b (5-HT2b) receptor (10323 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TBXA2R Tclin Thromboxane A2 receptor (5717 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PDE4A Tclin Phosphodiesterase 4A (1943 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA3 Tchem Adenosine A3 receptor (15931 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH3 Tclin Histamine H3 receptor (10389 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDR Tclin Vascular endothelial growth factor receptor 2 (20924 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B1 Tchem Solute carrier organic anion transporter family member 1B1 (2672 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B3 Tchem Solute carrier organic anion transporter family member 1B3 (2517 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
SARS-CoV-2 (38078 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
SolubilityChloroform (Sparingly), Ethyl Acetate (Slightly), Methanol (Slightly), DMSO
Melt Point(°C)136 - 140°C
Molecular Weight314.400 g/mol
XLogP32.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass314.188 Da
Monoisotopic Mass314.188 Da
Topological Polar Surface Area46.500 Ų
Heavy Atom Count23
Formal Charge0
Complexity476.000
Isotope Atom Count0
Defined Atom Stereocenter Count5
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Xiaoli Liu, Shan Wang, Chuangfu Kuang, Yuwen Deng, Shuaicai Yuan, Juying Zou.  (2025)  Bushen Huoxue Formula Component β-Estradiol 3-acetate Treats Osteoarthritis through Enhancing the TLR4 Ubiquitination.  JOURNAL OF STEROID BIOCHEMISTRY AND MOLECULAR BIOLOGY,      [PMID:40946934] [10.1016/j.jsbmb.2025.106862]
Solution Calculators
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