Thiosulfuric acid (H2S2O3), monoammonium salt

azane;sulfurothioic O-acid

CAS: 10103-43-2

Molecular Formula	`H5NO3S2`
Molecular Weight	131.18 g/mol
Topological Polar Surface Area	99.0 A2
Hydrogen Bond Donors	3
Hydrogen Bond Acceptors	5
Rotatable Bonds	0
Exact Mass	130.97108
Heavy Atoms	6
Complexity	98.0

Chemical Identifiers

CAS Number	10103-43-2
SMILES	`N.OS(=O)(=S)O`
InChIKey	`PGVWVVCAXSOASP-UHFFFAOYSA-N`

📖 Product Overview

Thiosulfuric acid (H2S2O3), monoammonium salt (CAS: 10103-43-2) is a chemical compound with molecular formula H5NO3S2 and molecular weight 131.18 g/mol. Its IUPAC systematic name is azane;sulfurothioic O-acid. Topological Polar Surface Area 99.0 A2 Hydrogen Bond Donors 3 Hydrogen Bond Acceptors 5 Rotatable Bonds 0 Exact Mass 130.97108 Heavy Atoms 6 Complexity 98.0 InChI Key: PGVWVVCAXSOASP-UHFFFAOYSA-N. SMILES: N.OS(=O)(=S)O.

🧪

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 →

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.

📚 Academic Support

Scientific research papers and technical documentation supporting this product for informed procurement decisions.

📖

Technical Blog Article

Multi-source research profile: chemical properties, regulatory status, and sourcing guide for Thiosulfuric acid (H2S2O3), monoammonium salt.

Browse Technical Blog →

No research papers found for this product yet.

We continuously update our academic references. Check back soon!