Isoxazole-5-carboxylic acid (CAS 21169-71-1) — formula C4H3NO3, molecular weight 113.07; category organic chemicals.
Isoxazole-5-carboxylic acid (CAS 21169-71-1) is a chemical raw material in the organic chemicals category. Its molecular formula C4H3NO3 comprises 4 C, 3 H, 1 N, 3 O atoms. Its molecular weight is about 113.07. Reported physicochemical data: LogP about 0.2. 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 | 21169-71-1 |
|---|---|
| Molecular Formula | C4H3NO3 |
| Molecular Weight | 113.07 |
| LogP | 0.2 |
| Category | Organic Chemicals |
Isoxazole-5-carboxylic acid is a carbon-based organic compound with CAS registry number 21169-71-1 and molecular formula C4H3NO3 (molecular weight 113.07), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 21169-71-1
Its molecular formula C4H3NO3 comprises 4 C, 3 H, 1 N, 3 O atoms.
Also known as: Isoxazole-5-carboxylic acid · 5-异恶唑甲酸
Category: organic chemicals
The CAS registry number of Isoxazole-5-carboxylic acid is 21169-71-1.
Molecular formula C4H3NO3, molecular weight 113.07.
It is also registered under: Isoxazole-5-carboxylic acid, 5-异恶唑甲酸.
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 Isoxazole-5-carboxylic acid (CAS 21169-71-1), compiled from public chemistry databases.
| CAS Registry Number | 21169-71-1 |
|---|---|
| PubChem CID | 2060599 |
| Molecular formula | C4H3NO3 |
| IUPAC name | 1,2-oxazole-5-carboxylic acid |
| UNII (FDA) | ST50339231 |
| Molecular Weight | 113.07 |
|---|---|
| XLogP3 | 0.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 113.011292958 |
| Monoisotopic Mass | 113.011292958 |
| Topological Polar Surface Area | 63.3 |
| Heavy Atom Count | 8 |
1,2-oxazole-5-carboxylic Acid; RefChem:412121; 673-088-7; Isoxazole-5-carboxylic acid; 21169-71-1; 5-isoxazolecarboxylic acid; MFCD00156151; ISOXAZOLE-5-CARBOXYLICACID; isoxazole-5-carboxylic; DTXSID70366185; AKOS001042457; CS-W000637; EN300-06774; F2158-0308; Z56943419; isoxazole 5-carb
| Reported hazard statements | H315 (100%), H319 (100%), H335 (90%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Isoxazole-5-carboxylic acid · CAS 21169-71-1 · C4H3NO3. UNII ST50339231.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5-异恶唑甲酸