KST-1B3891 structure

KST-1B3891

TL;DR: KST-1B3891 (CAS 39489-93-5) is a chemical compound with molecular formula C17H17N5O6Se and molecular weight 467.03 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

2-(hydroxymethyl)-5-[7-[(4-nitrophenyl)methylselanyl]-2H-pyrazolo[4,3-d]pyrimidin-3-yl]oxolane-3,4-diol

Also Known As: KST-1B3891, 1,4-anhydro-1-{7-[(4-nitrobenzyl)selanyl]-2h-pyrazolo[4,3-d]pyrimidin-3-yl}pentitol, 1,4-Anhydro-1-(7-{[(4-nitrophenyl)methyl]selanyl}-2H-pyrazolo[4,3-d]pyrimidin-3-yl)pentitol, 2-(hydroxymethyl)-5-[7-[(4-nitrophenyl)methylselanyl]-2H-pyrazolo[4,3-d]pyrimidin-3-yl]oxolane-3,4-diol

CAS: 39489-93-5
Molecular Formula C17H17N5O6Se
Molecular Weight 467.03 g/mol
LogP -1.0552
Topological Polar Surface Area 170.0 Ų
Hydrogen Bond Donors 4
Hydrogen Bond Acceptors 9
Rotatable Bonds 5
Exact Mass 467.03442
Heavy Atoms 29
Complexity 577.0

Chemical Identifiers

CAS Number 39489-93-5
SMILES C1=CC(=CC=C1C[Se]C2=NC=NC3=C(NN=C32)C4C(C(C(O4)CO)O)O)[N+](=O)[O-]
InChIKey ZOULKAFRXVCKDP-UHFFFAOYSA-N

Product Overview

KST-1B3891 (CAS 39489-93-5), with molecular formula C17H17N5O6Se and molecular weight 467.03 g/mol. IUPAC: 2-(hydroxymethyl)-5-[7-[(4-nitrophenyl)methylselanyl]-2H-pyrazolo[4,3-d]pyrimidin-3-yl]oxolane-3,4-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 KST-1B3891

XLogP
-1.0552
TPSA (Topological Polar Surface Area)
170.0
Hydrogen Bond Donors
4
Hydrogen Bond Acceptors
9
Rotatable Bonds
5
Heavy Atoms
29
Complexity
577.0
Exact Mass
467.03442
Monoisotopic Mass
467.03442
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 KST-1B3891

The XLogP value of -1.0552 indicates that KST-1B3891 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 170.0 Ų indicates high polarity, suggesting KST-1B3891 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, KST-1B3891 has 4 hydrogen bond donor(s) and 9 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 KST-1B3891?

The CAS number of KST-1B3891 is 39489-93-5.

What is the molecular formula of KST-1B3891?

The molecular formula of KST-1B3891 is C17H17N5O6Se.

What is the molecular weight of KST-1B3891?

The molecular weight of KST-1B3891 is 467.03 g/mol.

Where can I buy KST-1B3891?

You can request a quote for KST-1B3891 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for KST-1B3891?

Yes, KEHONG BIO provides custom synthesis services for KST-1B3891 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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