methylpropiolic aldehyde (CAS 1119-19-3) — formula C4H4O, molecular weight 68.07; category organic chemicals.
methylpropiolic aldehyde (CAS 1119-19-3) is a chemical raw material in the organic chemicals category. Its molecular formula C4H4O comprises 4 C, 4 H, 1 O atoms. Its molecular weight is about 68.07. Reported physicochemical data: LogP about 0.7. 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 | 1119-19-3 |
|---|---|
| Molecular Formula | C4H4O |
| Molecular Weight | 68.07 |
| LogP | 0.7 |
| Category | Organic Chemicals |
methylpropiolic aldehyde is a carbon-based organic compound with CAS registry number 1119-19-3 and molecular formula C4H4O (molecular weight 68.07), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1119-19-3
Its molecular formula C4H4O comprises 4 C, 4 H, 1 O atoms.
Also known as: methylpropiolic aldehyde · 2-丁炔醛
Category: organic chemicals
The CAS registry number of methylpropiolic aldehyde is 1119-19-3.
Molecular formula C4H4O, molecular weight 68.07.
It is also registered under: methylpropiolic aldehyde, 2-丁炔醛.
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 methylpropiolic aldehyde (CAS 1119-19-3), compiled from public chemistry databases.
| CAS Number | 1119-19-3 |
|---|---|
| PubChem CID | 136875 |
| Molecular Formula | C4H4O |
| IUPAC Name | but-2-ynal |
| UNII (FDA) | 1EST92W9M2 |
| Molecular Weight | 68.07 |
|---|---|
| XLogP3 | 0.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 68.026214747 |
| Monoisotopic Mass | 68.026214747 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 5 |
But-2-ynal; 2-Butynal; Tetrolaldehyde; UNII-1EST92W9M2; Methylacetyllealdehyde; 1EST92W9M2; 1-Formyl-1-propyne; CH3CCCHO; DTXSID00149766; RefChem:86059; DTXCID2072257; 833-285-2; InChI=1/C4H4O/c1-2-3-4-5/h4H,1H; REJPDMLLCDXIOV-UHFFFAOYSA-N; 1119-19-3; MFCD12025190
| Notified hazard statements | H226 (100%), H315 (100%), H317 (100%), H318 (100%), H335 (100%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-丁炔醛