STN-NHNHCONH2 structure

STN-NHNHCONH2

TL;DR: STN-NHNHCONH2 (CAS 99520-40-8) is a chemical compound with molecular formula C26H25N7O8 and molecular weight 563.18 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[[(4Z)-5-amino-6-(7-amino-6-methoxy-5,8-dioxoquinolin-2-yl)-4-(4,5-dimethoxy-6-oxocyclohexa-2,4-dien-1-ylidene)-3-methyl-1H-pyridine-2-carbonyl]amino]urea

Also Known As: STN-NHNHCONH2, Streptonigrin amidohydrazide, [[(4Z)-5-amino-6-(7-amino-6-methoxy-5,8-dioxoquinolin-2-yl)-4-(4,5-dimethoxy-6-oxocyclohexa-2,4-dien-1-ylidene)-3-methyl-1H-pyridine-2-carbonyl]amino]urea, 2-Pyridinecarboxylic acid, 5-amino-6-(7-amino-5,8-dihydro-6-methoxy-5,8-dioxo-2-quinolinyl)-4-(2-hydroxy-3,4-dimethoxyphenyl)-3-methyl-, 2-(aminocarbonyl)hydrazide

CAS: 99520-40-8
Molecular Formula C26H25N7O8
Molecular Weight 563.18 g/mol
LogP -0.5788
Topological Polar Surface Area 240.08 Ų
Hydrogen Bond Donors 6
Hydrogen Bond Acceptors 12
Rotatable Bonds 5
Exact Mass 563.17645
Heavy Atoms 41
Complexity 1642.1068

Chemical Identifiers

CAS Number 99520-40-8
SMILES CC\1=C(NC(=C(/C1=C\2/C=CC(=C(C2=O)OC)OC)N)C3=NC4=C(C=C3)C(=O)C(=C(C4=O)N)OC)C(=O)NNC(=O)N

Product Overview

STN-NHNHCONH2 (CAS 99520-40-8), with molecular formula C26H25N7O8 and molecular weight 563.18 g/mol. IUPAC: [[(4Z)-5-amino-6-(7-amino-6-methoxy-5,8-dioxoquinolin-2-yl)-4-(4,5-dimethoxy-6-oxocyclohexa-2,4-dien-1-ylidene)-3-methyl-1H-pyridine-2-carbonyl]amino]urea.

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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 STN-NHNHCONH2

XLogP
-0.5788
TPSA (Topological Polar Surface Area)
240.08
Hydrogen Bond Donors
6
Hydrogen Bond Acceptors
12
Rotatable Bonds
5
Heavy Atoms
41
Complexity
1642.1068
Exact Mass
563.17645
Monoisotopic Mass
563.17645
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 STN-NHNHCONH2

The XLogP value of -0.5788 indicates that STN-NHNHCONH2 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 240.08 Ų indicates high polarity, suggesting STN-NHNHCONH2 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, STN-NHNHCONH2 has 6 hydrogen bond donor(s) and 12 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 STN-NHNHCONH2?

The CAS number of STN-NHNHCONH2 is 99520-40-8.

What is the molecular formula of STN-NHNHCONH2?

The molecular formula of STN-NHNHCONH2 is C26H25N7O8.

What is the molecular weight of STN-NHNHCONH2?

The molecular weight of STN-NHNHCONH2 is 563.18 g/mol.

Where can I buy STN-NHNHCONH2?

You can request a quote for STN-NHNHCONH2 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for STN-NHNHCONH2?

Yes, KEHONG BIO provides custom synthesis services for STN-NHNHCONH2 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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