ChemicalBook >> CAS DataBase List >>3-Isoxazolecarboxylic acid
3-Isoxazolecarboxylic acid
- CAS No.
- 3209-71-0
- Chemical Name:
- 3-Isoxazolecarboxylic acid
- Synonyms
- ISOXAZOLE-3-CARBOXYLIC ACID;AKOS PAO-1373;Isoxazole-3-carboxylicaci;Isoxazol-3-carboxylic acid;3-ISOXAZOLECARBOXYLIC ACID;1,2-Oxazole-3-carboxylic acid;isoxazole-3-carboxylic acid(SALTDATA: FREE);1,2-Oxazole-3-carboxylic acid, 3-Carboxyisoxazole;3-Isoxazolecarboxylic acid CAS#3209-71-0 Molecular Formula:C4H3NO3 Molecular weight: 113.07 Specification: 98%min
- CBNumber:
- CB2311713
- Molecular Formula:
- C4H3NO3
- Molecular Weight:
- 113.07
- MDL Number:
- MFCD06738796
- MOL File:
- 3209-71-0.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 00:13:03
| Product description | Number | Pack Size | Price |
| Isoxazole-3-carboxylic acid >97% | OR16167 | 1g | $21 |
| Isoxazole-3-carboxylic acid >97% | OR16167 | 5g | $28 |
| 1,2-Oxazole-3-carboxylic acid 96% | AS33477 | 1g | $23 |
| Isoxazole-3-carboxylic acid >97% | OR16167 | 25g | $126 |
| 1,2-Oxazole-3-carboxylic acid 96% | AS33477 | 5g | $35 |
| More product size | |||
| Melting point | 149 °C |
|---|---|
| Boiling point | 321.2±15.0 °C(Predicted) |
| Density | 1.449±0.06 g/cm3(Predicted) |
| storage temp. | 2-8°C(protect from light) |
| form | crystalline solid |
| pka | 3.39±0.10(Predicted) |
| color | White |
| InChI | InChI=1S/C4H3NO3/c6-4(7)3-1-2-8-5-3/h1-2H,(H,6,7) |
| InChIKey | UXYRXGFUANQKTA-UHFFFAOYSA-N |
| SMILES | O1C=CC(C(O)=O)=N1 |
| CAS DataBase Reference | 3209-71-0 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a | |||||||||
| HS Code | 2934999090 | |||||||||
| NFPA 704 |
|
3-Isoxazolecarboxylic acid price More Price(70)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Apolloscientific | OR16167 | Isoxazole-3-carboxylic acid >97% | 3209-71-0 | 1g | $21 | 2026-06-04 | Buy |
| Apolloscientific | OR16167 | Isoxazole-3-carboxylic acid >97% | 3209-71-0 | 5g | $28 | 2026-06-04 | Buy |
| Activate Scientific | AS33477 | 1,2-Oxazole-3-carboxylic acid 96% | 3209-71-0 | 1g | $23 | 2026-06-04 | Buy |
| Apolloscientific | OR16167 | Isoxazole-3-carboxylic acid >97% | 3209-71-0 | 25g | $126 | 2026-06-04 | Buy |
| Activate Scientific | AS33477 | 1,2-Oxazole-3-carboxylic acid 96% | 3209-71-0 | 5g | $35 | 2026-06-04 | Buy |
3-Isoxazolecarboxylic acid Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 155)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shaanxi Dideu Medichem Co. Ltd | +86-029-81138252 +86-173 9270 1263 | 1057@dideu.com | China | 3955 | 58 |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20111 | 58 |
| Frapp's ChemicalNFTZ Co., Ltd. | +86 (576) 8169-6106 | sales@frappschem.com | China | 877 | 50 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29626 | 60 |
| Hi-Tech Chemistry Corp | 0519-86626038 | yuhh@hitechem.com | CHINA | 809 | 58 |
| career henan chemical co | +86-0371-86658258 | sales@coreychem.com | China | 29766 | 58 |
| Accela ChemBio Inc. | +1-858-6993322 +86-18019713315 | info@accelachem.com | United States | 21189 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63645 | 58 |
| Wuhan Chemwish Technology Co., Ltd | 027-67849912 | sales@chemwish.com | CHINA | 10817 | 58 |
| CONIER CHEM AND PHARMA LIMITED | sales@conier.com | China | 49906 | 58 |
View Lastest Price from 3-Isoxazolecarboxylic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-08-06 | Isoxazole-3-carboxylic acid
3209-71-0
|
$1.00-200.00 | 1KG | 99%, 99.5% Sublimated | Henan Fengda Chemical Co., Ltd | ||
 |
2024-07-11 | 3-Isoxazolecarboxylic acid
3209-71-0
|
$1.00 | 1KG | 99% | 20T | Shaanxi Dideu Medichem Co. Ltd | |
 |
2020-11-16 | 3-Isoxazolecarboxylic acid
3209-71-0
|
$12.00 | 25Kg/Bag | 99% | 20 Tons | Longyan Tianhua Biological Technology Co., Ltd |
-
- Isoxazole-3-carboxylic acid
3209-71-0
- $1.00-200.00
- 99%, 99.5% Sublimated
- Henan Fengda Chemical Co., Ltd
-
- 3-Isoxazolecarboxylic acid
3209-71-0
- $1.00
- 99%
- Shaanxi Dideu Medichem Co. Ltd
-
- 3-Isoxazolecarboxylic acid
3209-71-0
- $12.00
- 99%
- Longyan Tianhua Biological Technology Co., Ltd
3209-71-0(3-Isoxazolecarboxylic acid)Related Search:
1,2-Oxazole-3-carboxylic acid
3-ISOXAZOLECARBOXYLIC ACID
AKOS PAO-1373
isoxazole-3-carboxylic acid(SALTDATA: FREE)
1,2-Oxazole-3-carboxylic acid, 3-Carboxyisoxazole
Isoxazole-3-carboxylicaci
3-Isoxazolecarboxylic acid
CAS#3209-71-0
Molecular Formula:C4H3NO3
Molecular weight: 113.07
Specification: 98%min
Isoxazol-3-carboxylic acid
ISOXAZOLE-3-CARBOXYLIC ACID
3209-71-0
Oxazole&Isoxazole
