Phosphorothioic acid, O-methyl ester structure

Phosphorothioic acid, O-methyl ester

TL;DR: Phosphorothioic acid, O-methyl ester (CAS 1111-99-5) is a chemical compound with molecular formula CH5O3PS and molecular weight 127.97 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

dihydroxy-methoxy-sulfanylidene-λ5-phosphane

Also Known As: O-Methyl phosphorothioate, methylthiophosphoric acid, Phosphorothioic acid, O-methyl ester, dihydroxy-methoxy-sulfanylidene-, methoxy(sulfanyl)phosphinic acid

CAS: 1111-99-5
Molecular Formula CH5O3PS
Molecular Weight 127.97 g/mol
LogP -0.1581
Topological Polar Surface Area 49.69 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 2
Rotatable Bonds 1
Exact Mass 127.9697
Heavy Atoms 6
Complexity 74.86238

Chemical Identifiers

CAS Number 1111-99-5
SMILES COP(=S)(O)O

Product Overview

Phosphorothioic acid, O-methyl ester (CAS 1111-99-5), with molecular formula CH5O3PS and molecular weight 127.97 g/mol. IUPAC: dihydroxy-methoxy-sulfanylidene-λ5-phosphane.

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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 Phosphorothioic acid, O-methyl ester

XLogP
-0.1581
TPSA (Topological Polar Surface Area)
49.69
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
2
Rotatable Bonds
1
Heavy Atoms
6
Complexity
74.86238
Exact Mass
127.9697
Monoisotopic Mass
127.9697
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 Phosphorothioic acid, O-methyl ester

The XLogP value of -0.1581 indicates that Phosphorothioic acid, O-methyl ester is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. With a topological polar surface area (TPSA) of 49.69 Ų, Phosphorothioic acid, O-methyl ester exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Phosphorothioic acid, O-methyl ester has 2 hydrogen bond donor(s) and 2 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 Phosphorothioic acid, O-methyl ester?

The CAS number of Phosphorothioic acid, O-methyl ester is 1111-99-5.

What is the molecular formula of Phosphorothioic acid, O-methyl ester?

The molecular formula of Phosphorothioic acid, O-methyl ester is CH5O3PS.

What is the molecular weight of Phosphorothioic acid, O-methyl ester?

The molecular weight of Phosphorothioic acid, O-methyl ester is 127.97 g/mol.

Where can I buy Phosphorothioic acid, O-methyl ester?

You can request a quote for Phosphorothioic acid, O-methyl ester directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Phosphorothioic acid, O-methyl ester?

Yes, KEHONG BIO provides custom synthesis services for Phosphorothioic acid, O-methyl ester and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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