2-Butynoic acid (CAS 590-93-2) — formula C4H4O2, molecular weight 84.07; category organic chemicals.
2-Butynoic acid (CAS 590-93-2) is a chemical raw material in the organic chemicals category. Its molecular formula C4H4O2 comprises 4 C, 4 H, 2 O atoms. Its molecular weight is about 84.07. Reported physicochemical data: LogP about 0.8. 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 | 590-93-2 |
|---|---|
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.07 |
| LogP | 0.8 |
| Applications | 2-Butynoic acid: ACTIVE |
| Category | Organic Chemicals |
Documented applications: 2-Butynoic acid: ACTIVE.
2-Butynoic acid is a carbon-based organic compound with CAS registry number 590-93-2 and molecular formula C4H4O2 (molecular weight 84.07), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 590-93-2
Its molecular formula C4H4O2 comprises 4 C, 4 H, 2 O atoms.
Also known as: 2-Butynoic acid · 2-丁酸
Category: organic chemicals
The CAS registry number of 2-Butynoic acid is 590-93-2.
Molecular formula C4H4O2, molecular weight 84.07.
It is also registered under: 2-Butynoic acid, 2-丁酸.
Recorded applications: 2-Butynoic 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 2-Butynoic acid (CAS 590-93-2), compiled from public chemistry databases.
| CAS Registry Number | 590-93-2 |
|---|---|
| PubChem CID | 68535 |
| Molecular formula | C4H4O2 |
| IUPAC name | but-2-ynoic acid |
| UNII (FDA) | W3AM9ANZ22 |
| Molecular Weight | 84.07 |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 84.021129366 |
| Monoisotopic Mass | 84.021129366 |
| Topological Polar Surface Area | 37.3 |
| Heavy Atom Count | 6 |
2-Butynoic acid; 590-93-2; but-2-ynoic acid; Tetrolic acid; 1-Propynecarboxylic acid; 3-Methylpropiolic acid; W3AM9ANZ22; NSC-174116; DTXSID4060444; RefChem:468156; DTXCID6042521; 209-695-7; MFCD00004363; 2-butynoicacid; butynoic acid; 2-Butynoic acid, 98%
| Reported hazard statements | H314 (100%), H318 (89.3%) |
|---|
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
H318 (89.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
2-Butynoic acid · CAS 590-93-2 · C4H4O2. UNII W3AM9ANZ22.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-丁酸