Fluorescent Brightener 135 structure

Fluorescent Brightener 135

TL;DR: Fluorescent Brightener 135 (CAS 1041-00-5) is a chemical compound with molecular formula C18H14N2O2 and molecular weight 290.11 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

5-methyl-2-[2-(5-methyl-1,3-benzoxazol-2-yl)ethenyl]-1,3-benzoxazole

Also Known As: Fluorescent Brightener 135, Uvitex ERN, SK (fluorescent brightener), Fluorescent brightener 135, C.I. Fluorescent Brightener 135

CAS: 1041-00-5
Molecular Formula C18H14N2O2
Molecular Weight 290.11 g/mol
LogP 4.7
Topological Polar Surface Area 52.1 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 4
Rotatable Bonds 2
Exact Mass 290.10553
Heavy Atoms 22
Complexity 389.0

Chemical Identifiers

CAS Number 1041-00-5
SMILES CC1=CC2=C(C=C1)OC(=N2)C=CC3=NC4=C(O3)C=CC(=C4)C
InChIKey VKRZNAWSCAUDRQ-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 12 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (2 patents) Catalysts (2 patents) Dyes & Pigments (5 patents) Electronic Chemicals (2 patents) Heterocyclic Building Blocks (17 patents) +7 more

Product Overview

Fluorescent Brightener 135 (CAS 1041-00-5), with molecular formula C18H14N2O2 and molecular weight 290.11 g/mol. IUPAC: 5-methyl-2-[2-(5-methyl-1,3-benzoxazol-2-yl)ethenyl]-1,3-benzoxazole.

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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 Fluorescent Brightener 135

XLogP
4.7
TPSA (Topological Polar Surface Area)
52.1
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
4
Rotatable Bonds
2
Heavy Atoms
22
Complexity
389.0
Exact Mass
290.10553
Monoisotopic Mass
290.10553
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 Fluorescent Brightener 135

The XLogP value of 4.7 indicates that Fluorescent Brightener 135 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 52.1 Ų, Fluorescent Brightener 135 exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Fluorescent Brightener 135 has 0 hydrogen bond donor(s) and 4 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 Fluorescent Brightener 135?

The CAS number of Fluorescent Brightener 135 is 1041-00-5.

What is the molecular formula of Fluorescent Brightener 135?

The molecular formula of Fluorescent Brightener 135 is C18H14N2O2.

What is the molecular weight of Fluorescent Brightener 135?

The molecular weight of Fluorescent Brightener 135 is 290.11 g/mol.

Where can I buy Fluorescent Brightener 135?

You can request a quote for Fluorescent Brightener 135 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Fluorescent Brightener 135?

Yes, KEHONG BIO provides custom synthesis services for Fluorescent Brightener 135 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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