ChemicalBook >> CAS DataBase List >>4-Hydroxypyridine-3-sulfonic acid
4-Hydroxypyridine-3-sulfonic acid
- CAS No.
- 51498-37-4
- Chemical Name:
- 4-Hydroxypyridine-3-sulfonic acid
- Synonyms
- Torasemide Impurity 24;4-PYRIDINOL-3-SULFONIC ACID;hydroxypyridinesulfonicacid;4-Hydroxy-3-pyridinesulfonic;4-Hydroxypyridine-3-sulphonic;4-HYDROXYPYRIDIE-SULPHONIC ACID;4-Hydroxypyridine-3-sulfonicaci;4-Hydroxypyridine-sulphonic acid;4-HYDROXYPYRIDINE-3-SULFONIC ACID;4-HYDROXYPYRIDIE-3-SULPHONIC ACID
- CBNumber:
- CB8476308
- Molecular Formula:
- C5H5NO4S
- Molecular Weight:
- 175.16
- MDL Number:
- MFCD02093473
- MOL File:
- 51498-37-4.mol
Last updated:2025-09-25 17:15:13
| Product description | Number | Pack Size | Price |
| 4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T) | H0963 | 5g | $38 |
| 4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T) | H0963 | 25g | $192 |
| 4-Hydroxy-3-pyridinesulfonicAcid | H952990 | 5g | $120 |
| 4-HYDROXYPYRIDINE-3-SULFONIC ACID 95.00% | ING0002036 | 25G | $840 |
| 4-Hydroxy-3-pyridinesulfonicAcid | 46749 | 50g | $1205 |
| More product size | |||
| Melting point | >300°C |
|---|---|
| Density | 1.686±0.06 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| form | powder to crystal |
| pka | -2.30±0.33(Predicted) |
| color | White to Light yellow to Green |
| Sensitive | Light Sensitive |
| BRN | 7904 |
| InChI | InChI=1S/C5H5NO4S/c7-4-1-2-6-3-5(4)11(8,9)10/h1-3H,(H,6,7)(H,8,9,10) |
| InChIKey | AZRCSTMIVMQIPR-UHFFFAOYSA-N |
| SMILES | C1=NC=CC(O)=C1S(O)(=O)=O |
| CAS DataBase Reference | 51498-37-4(CAS DataBase Reference) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS05 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H314-H318 | |||||||||
| Precautionary statements | P260h-P301+P330+P331-P303+P361+P353-P305+P351+P338-P405-P501a | |||||||||
| Hazard Codes | C | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36/37/39-45 | |||||||||
| RIDADR | 3261 | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2933399990 | |||||||||
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704 |
|
4-Hydroxypyridine-3-sulfonic acid price More Price(18)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TCI Chemical | H0963 | 4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T) | 51498-37-4 | 5g | $38 | 2025-07-31 | Buy |
| TCI Chemical | H0963 | 4-Hydroxypyridine-3-sulfonic Acid >98.0%(HPLC)(T) | 51498-37-4 | 25g | $192 | 2025-07-31 | Buy |
| TRC | H952990 | 4-Hydroxy-3-pyridinesulfonicAcid | 51498-37-4 | 5g | $120 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | ING0002036 | 4-HYDROXYPYRIDINE-3-SULFONIC ACID 95.00% | 51498-37-4 | 25G | $840 | 2021-12-16 | Buy |
| Medical Isotopes, Inc. | 46749 | 4-Hydroxy-3-pyridinesulfonicAcid | 51498-37-4 | 50g | $1205 | 2021-12-16 | Buy |
4-Hydroxypyridine-3-sulfonic acid Preparation Products And Raw materials
Global( 234)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21597 | 55 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29831 | 58 |
| Hubei xin bonus chemical co. LTD | 86-13657291602 | linda@hubeijusheng.com | CHINA | 22963 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| Shenzhen Excellent Biotech Co., Ltd. | 13480692018 | ramyan@ex-biotech.com | CHINA | 954 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
| Nanjing Fred Technology Co., Ltd. | +86-02584696168 15380713688 | Austin@fredchem.cn | CHINA | 865 | 58 |
| ANHUI WITOP BIOTECH CO., LTD | +8615255079626 | eric@witopchemical.com | China | 23541 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 19282 | 58 |
| Wuhan Fortuna Chemical Co., Ltd | +86-027-59207850 +86-13986145403; | info@fortunachem.com | China | 6011 | 58 |
View Lastest Price from 4-Hydroxypyridine-3-sulfonic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-02-13 | 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
|
US $0.00 / Kg/Drum | 1KG | 98%min | 1000kgs | WUHAN FORTUNA CHEMICAL CO., LTD | |
 |
2025-11-18 | 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
|
US $1.10 / g | 1g | 99.00% | 100 Tons Min | Dideu Industries Group Limited | |
 |
2025-04-04 | 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
|
US $0.00-0.00 / kg | 1kg | 98% | 1Ton | Henan Aochuang Chemical Co.,Ltd. |
-
- 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
- US $0.00 / Kg/Drum
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-
- 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
- US $1.10 / g
- 99.00%
- Dideu Industries Group Limited
-
- 4-Hydroxypyridine-3-sulfonic acid
51498-37-4
- US $0.00-0.00 / kg
- 98%
- Henan Aochuang Chemical Co.,Ltd.
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Torasemide Impurity 24
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4-Hydroxypyridine-3-sulfonic acid ISO 9001：2015 REACH
51498-37-4
C5H5NO4S
Organic acids
Pyridine
