2-Methyl-5-nitrobenzenesulfonic acid structure

2-Methyl-5-nitrobenzenesulfonic acid

TL;DR: 2-Methyl-5-nitrobenzenesulfonic acid (CAS 121-03-9) is a chemical compound with molecular formula C7H7NO5S and molecular weight 217.00 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

2-methyl-5-nitrobenzenesulfonic acid

Also Known As: 2-METHYL-5-NITROBENZENESULFONIC ACID, Pntos, p-Nitrotoluene-o-sulfonic acid, 4-Nitrotoluene-2-sulfonic acid, 5-Nitro-o-toluenesulfonic acid

CAS: 121-03-9
Molecular Formula C7H7NO5S
Molecular Weight 217.00 g/mol
LogP 0.9
Topological Polar Surface Area 109.0 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 5
Rotatable Bonds 1
Exact Mass 217.00449
Heavy Atoms 14
Complexity 314.0
Melting Point 133.5 °C
Solubility VERY SOL IN WATER, ALCOHOL, ETHER, CHLOROFORM
Flash Point Flash point > 133 °C

Chemical Identifiers

CAS Number 121-03-9
SMILES CC1=C(C=C(C=C1)[N+](=O)[O-])S(=O)(=O)O
InChIKey ZDTXQHVBLWYPHS-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 18 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (31 patents) Analytical Reagents (5 patents) Catalysts (2 patents) Coatings & Adhesives (8 patents) Dyes & Pigments (115 patents) +13 more

Product Overview

2-Methyl-5-nitrobenzenesulfonic acid (CAS 121-03-9), with molecular formula C7H7NO5S and molecular weight 217.00 g/mol. IUPAC: 2-methyl-5-nitrobenzenesulfonic 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 2-Methyl-5-nitrobenzenesulfonic acid

XLogP
0.9
TPSA (Topological Polar Surface Area)
109.0
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
5
Rotatable Bonds
1
Heavy Atoms
14
Complexity
314.0
Exact Mass
217.00449
Monoisotopic Mass
217.00449
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-Methyl-5-nitrobenzenesulfonic acid

The XLogP value of 0.9 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 2-Methyl-5-nitrobenzenesulfonic acid. The TPSA of 109.0 Ų falls within the moderate polarity range, balancing permeability and solubility for 2-Methyl-5-nitrobenzenesulfonic acid. Following Lipinski's Rule of Five, 2-Methyl-5-nitrobenzenesulfonic acid has 1 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-Methyl-5-nitrobenzenesulfonic acid?

The CAS number of 2-Methyl-5-nitrobenzenesulfonic acid is 121-03-9.

What is the molecular formula of 2-Methyl-5-nitrobenzenesulfonic acid?

The molecular formula of 2-Methyl-5-nitrobenzenesulfonic acid is C7H7NO5S.

What is the molecular weight of 2-Methyl-5-nitrobenzenesulfonic acid?

The molecular weight of 2-Methyl-5-nitrobenzenesulfonic acid is 217.00 g/mol.

Where can I buy 2-Methyl-5-nitrobenzenesulfonic acid?

You can request a quote for 2-Methyl-5-nitrobenzenesulfonic acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 2-Methyl-5-nitrobenzenesulfonic acid?

Yes, KEHONG BIO provides custom synthesis services for 2-Methyl-5-nitrobenzenesulfonic acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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