trifluoromethanesulfonic acid
trifluoromethanesulfonic acid
三氟甲磺酸 TfOH,超强 Brønsted 酸,CAS 1493-13-6
Structure
Supplier documents (COA / SDS / spectra)
Quality documents below are attributed to the supplier that issued them. Each shipment ships with a batch-specific Certificate of Analysis; the reports shown are reference batches kept on file. For a verified partner, click a thumbnail to open that supplier's branded product page (with their full batch COA, SDS, spectra and certifications); for other suppliers the document opens directly.
Identifiers
1493-13-6CHF3O3SStructural identifiers
Specifications
Commercial
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Computed & physico-chemical properties
Structure-derived descriptors calculated by PubChem and reconciled by the ChemExact editorial desk.
| XLogP (octanol-water partition) | 0.30000001192092896 |
|---|---|
| Topological polar surface area (TPSA) | 62.79999923706055 Ų |
| Hydrogen-bond donor count | 1 |
| Hydrogen-bond acceptor count | 6 |
| Rotatable-bond count | 0 |
China regulatory compliance
Frequently asked questions
Curated by ChemExact's editorial team and reviewed by chemistry and API procurement specialists. Each factual claim is traceable to the cross-source citation graph at the bottom of the page.
What is tfmsa (CAS 1493-13-6)?
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Authoritative external references
Every chemistry property, compliance flag and literature claim on this page is traceable to the authoritative external sources below. Click any link to verify on the publishing institution's original page.
- NIST WebBook · trifluoromethanesulphonic acid ↗ — NIST · Standard Reference Data Program
- ChEMBL · CHEMBL1236265 ↗ — EMBL-EBI · ChEMBL
- OpenAlex papers ↗ — OurResearch · OpenAlex
- China compliance (IECSC) ↗ — MEE · China IECSC
Disclaimer: This page is intended as a procurement-side technical reference and does not constitute legal, regulatory, or medical advice. Lot-level conformity is determined by the supplier-signed CoA and SDS. Transport, storage and handling must follow the applicable jurisdictional regulations and product SDS. If you spot a discrepancy with an authoritative source, please contact our editorial team — we review correction requests within five business days.
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