3-Pyridinesulfonic acid (CAS 636-73-7) — formula C5H5NO3S, molecular weight 159.17; category organic chemicals.
3-Pyridinesulfonic acid (CAS 636-73-7) is a chemical raw material in the organic chemicals category. Its molecular formula C5H5NO3S comprises 5 C, 5 H, 1 N, 3 O, 1 S atoms. Its molecular weight is about 159.17. Reported physicochemical data: LogP about -0.4. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 636-73-7 |
|---|---|
| Molecular Formula | C5H5NO3S |
| Molecular Weight | 159.17 |
| LogP | -0.4 |
| Applications | 3-Pyridinesulfonic acid: ACTIVE |
| Category | Organic Chemicals |
Documented applications: 3-Pyridinesulfonic acid: ACTIVE.
3-Pyridinesulfonic acid is a carbon-based organic compound with CAS registry number 636-73-7 and molecular formula C5H5NO3S (molecular weight 159.17), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 636-73-7
Its molecular formula C5H5NO3S comprises 5 C, 5 H, 1 N, 3 O, 1 S atoms.
Also known as: 3-Pyridinesulfonic acid · 3-吡啶磺酸
Category: organic chemicals
The CAS registry number of 3-Pyridinesulfonic acid is 636-73-7.
Molecular formula C5H5NO3S, molecular weight 159.17.
It is also registered under: 3-Pyridinesulfonic acid, 3-吡啶磺酸.
Recorded applications: 3-Pyridinesulfonic acid: ACTIVE.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 3-Pyridinesulfonic acid (CAS 636-73-7), compiled from public chemistry databases.
| CAS Registry Number | 636-73-7 |
|---|---|
| PubChem CID | 69468 |
| Molecular formula | C5H5NO3S |
| IUPAC name | pyridine-3-sulfonic acid |
| UNII (FDA) | Z6HTY55U4L |
| Molecular Weight | 159.17 |
|---|---|
| XLogP3 | -0.4 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 158.99901420 |
| Monoisotopic Mass | 158.99901420 |
| Topological Polar Surface Area | 75.6 |
| Heavy Atom Count | 10 |
3-Pyridinesulfonic acid; pyridine-3-sulfonic acid; 636-73-7; Pyridine-3-sulphonic acid; 3-Pyridine sulfonic acid; C5H5NO3S; 3-Pyridylsulfonic acid; 3-Sulfopyridine; beta-Sulfopyridine; MFCD00006381; Ethyl 3-[(Tetrahydropyranyl)oxy]butanoate; 104372-23-8; pyridine, 3-sulpho-; EINECS 211-265-9; BRN 0120822; AI3-52418
| Reported hazard statements | H314 (51%), H315 (49%), H318 (17.4%), H319 (49%), H335 (49.7%) |
|---|
H314 (51%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
H315 (49%): Causes skin irritation [Warning Skin corrosion/irritation]
3-Pyridinesulfonic acid · CAS 636-73-7 · C5H5NO3S. UNII Z6HTY55U4L.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 3-吡啶磺酸