荧光素 structure

荧光素

TL;DR: 荧光素 (CAS 518-45-6) is a chemical compound with molecular formula C20H12O5 and molecular weight 332.07 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

荧光素

2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid

Also Known As: fluorescein, Fluoresceine, flourescein, Fluorescin, Fluorescite

CAS: 518-45-6
Molecular Formula C20H12O5
Molecular Weight 332.07 g/mol
LogP 2.4
Topological Polar Surface Area 83.8 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 5
Rotatable Bonds 2
Exact Mass 332.06848
Heavy Atoms 25
Complexity 686.0

Chemical Identifiers

CAS Number 518-45-6
SMILES C1=CC=C(C(=C1)C2=C3C=CC(=O)C=C3OC4=C2C=CC(=C4)O)C(=O)O
InChIKey YKGGGCXBWXHKIZ-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 7 IPC patent classification(s) across the SureChEMBL global patent database.

Analytical Reagents (4 patents) Heterocyclic Building Blocks (27 patents) Organic Building Blocks (14 patents) Pharmaceutical Intermediates (107 patents) Polymer Intermediates (2 patents) +2 more

Product Overview

荧光素 (CAS 518-45-6), with molecular formula C20H12O5 and molecular weight 332.07 g/mol. IUPAC: 2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid.

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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 荧光素

XLogP
2.4
TPSA (Topological Polar Surface Area)
83.8
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
5
Rotatable Bonds
2
Heavy Atoms
25
Complexity
686.0
Exact Mass
332.06848
Monoisotopic Mass
332.06848
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 荧光素

The XLogP value of 2.4 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 荧光素. The TPSA of 83.8 Ų falls within the moderate polarity range, balancing permeability and solubility for 荧光素. Following Lipinski's Rule of Five, 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 has 2 hydrogen bond donor(s) and 5 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

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-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸?

The CAS number of 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 is 518-45-6.

What is the molecular formula of 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸?

The molecular formula of 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 is C20H12O5.

What is the molecular weight of 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸?

The molecular weight of 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 is 332.07 g/mol.

Where can I buy 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸?

You can request a quote for 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸?

Yes, KEHONG BIO provides custom synthesis services for 2-(6-羟基-3-氧代-3H-呫吨-9-基)苯甲酸 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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