2,4-Dibromo-17-estradiol structure

2,4-Dibromo-17-estradiol

TL;DR: 2,4-Dibromo-17-estradiol (CAS 19590-55-7) is a chemical compound with molecular formula C18H22Br2O2 and molecular weight 428.00 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(8R,9S,13S,14S,17S)-2,4-dibromo-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol

Also Known As: 2,4-Dibromoestradiol, 2,4-Dibromo-17-estradiol, Estradiol impurity 48, Estradiol Impurity 43, 2,4-Dibromo-17beta-estradiol

CAS: 19590-55-7
Molecular Formula C18H22Br2O2
Molecular Weight 428.00 g/mol
LogP 5.4
Topological Polar Surface Area 40.5 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 2
Rotatable Bonds 0
Exact Mass 429.9966
Heavy Atoms 22
Complexity 445.0

Chemical Identifiers

CAS Number 19590-55-7
SMILES C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CCC4=C(C(=C(C=C34)Br)O)Br
InChIKey UTXNYGUZJLLOSP-ZICKVNAASA-N

Patent-Derived Application Labels

Derived from 2 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (1 patents) Pharmaceutical Intermediates (7 patents)

Product Overview

2,4-Dibromo-17-estradiol (CAS 19590-55-7), with molecular formula C18H22Br2O2 and molecular weight 428.00 g/mol. IUPAC: (8R,9S,13S,14S,17S)-2,4-dibromo-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthrene-3,17-diol.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of 2,4-Dibromo-17-estradiol

XLogP
5.4
TPSA (Topological Polar Surface Area)
40.5
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
22
Complexity
445.0
Exact Mass
429.9966
Monoisotopic Mass
427.99866
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of 2,4-Dibromo-17-estradiol

The XLogP value of 5.4 indicates that 2,4-Dibromo-17-estradiol is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 40.5 Ų, 2,4-Dibromo-17-estradiol exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 2,4-Dibromo-17-estradiol has 2 hydrogen bond donor(s) and 2 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of 2,4-Dibromo-17-estradiol?

The CAS number of 2,4-Dibromo-17-estradiol is 19590-55-7.

What is the molecular formula of 2,4-Dibromo-17-estradiol?

The molecular formula of 2,4-Dibromo-17-estradiol is C18H22Br2O2.

What is the molecular weight of 2,4-Dibromo-17-estradiol?

The molecular weight of 2,4-Dibromo-17-estradiol is 428.00 g/mol.

Where can I buy 2,4-Dibromo-17-estradiol?

You can request a quote for 2,4-Dibromo-17-estradiol directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 2,4-Dibromo-17-estradiol?

Yes, KEHONG BIO provides custom synthesis services for 2,4-Dibromo-17-estradiol and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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