3-butynoic acid (CAS 2345-51-9) — formula C4H4O2, molecular weight 84.07; category organic chemicals.
| CAS Number | 2345-51-9 |
|---|---|
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.07 |
| LogP | 0 |
| Category | Organic Chemicals |
3-butynoic acid is a carbon-based organic compound with CAS registry number 2345-51-9 and molecular formula C4H4O2 (molecular weight 84.07), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 2345-51-9
Its molecular formula C4H4O2 comprises 4 C, 4 H, 2 O atoms.
Also known as: 3-butynoic acid · 3-丁炔酸
Category: organic chemicals
The CAS registry number of 3-butynoic acid is 2345-51-9.
Molecular formula C4H4O2, molecular weight 84.07.
It is also registered under: 3-butynoic acid, 3-丁炔酸.
Category: Organic Chemicals.
Independent reference data for 3-butynoic acid (CAS 2345-51-9), compiled from public chemistry databases.
| CAS Registry Number | 2345-51-9 |
|---|---|
| PubChem CID | 137547 |
| Molecular formula | C4H4O2 |
| IUPAC name | but-3-ynoic acid |
| UNII (FDA) | Z295890060 |
| Molecular Weight | 84.07 |
|---|---|
| XLogP3 | 0 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 84.021129366 |
| Monoisotopic Mass | 84.021129366 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 6 |
3-Butynoic acid; but-3-ynoic acid; 2345-51-9; But-3-insaeure; CH.$.CCH2COOH; CHEBI:1461; DTXSID50178001; RefChem:93313; DTXCID40100492; 607-235-3; KKAHGSQLSTUDAV-UHFFFAOYSA-N; MFCD02258494; CH#CCH2COOH; but-3-ynoicacid; CH.equiv.CCH2COOH; SCHEMBL31046
| Reported hazard statements | H301 (97.6%), H311 (97.6%), H314 (100%) |
|---|
H301 (97.6%): Toxic if swallowed [Danger Acute toxicity, oral]
H311 (97.6%): Toxic in contact with skin [Danger Acute toxicity, dermal]
3-butynoic acid · CAS 2345-51-9 · C4H4O2. UNII Z295890060.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 3-丁炔酸