1-bromo-2-butyne (CAS 3355-28-0) — formula C4H5Br, molecular weight 132.99; category organic chemicals.
| CAS Number | 3355-28-0 |
|---|---|
| Molecular Formula | C4H5Br |
| Molecular Weight | 132.99 |
| LogP | 1.6 |
| Category | Organic Chemicals |
1-bromo-2-butyne is a carbon-based organic compound with CAS registry number 3355-28-0 and molecular formula C4H5Br (molecular weight 132.99), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 3355-28-0
Its molecular formula C4H5Br comprises 4 C, 5 H, 1 Br atoms.
Also known as: 1-bromo-2-butyne · 1-溴-2-丁炔
Category: organic chemicals
The CAS registry number of 1-bromo-2-butyne is 3355-28-0.
Molecular formula C4H5Br, molecular weight 132.99.
It is also registered under: 1-bromo-2-butyne, 1-溴-2-丁炔.
Category: Organic Chemicals.
Independent reference data for 1-bromo-2-butyne (CAS 3355-28-0), compiled from public chemistry databases.
| CAS Registry Number | 3355-28-0 |
|---|---|
| PubChem CID | 2756862 |
| Molecular formula | C4H5Br |
| IUPAC name | 1-bromobut-2-yne |
| UNII (FDA) | E5C9V73V8C |
| Molecular Weight | 132.99 |
|---|---|
| XLogP3 | 1.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 131.95746 |
| Monoisotopic Mass | 131.95746 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 5 |
1-Bromo-2-butyne; 3355-28-0; DTXSID10373595; RefChem:75058; DTXCID50324627; 608-891-3; 1-bromobut-2-yne; 2-Butynyl Bromide; 2-Butyne, 1-bromo-; MFCD00190233; C4H5Br; bromo-2-butyne; 1-bromo2-butyne; but-2-ynylbromide; l-bromo-2-butine; 1-bromo-2-butine
| Reported hazard statements | H226 (100%), H315 (16.7%), H319 (14.8%), H335 (13%) |
|---|
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
H315 (16.7%): Causes skin irritation [Warning Skin corrosion/irritation]
1-bromo-2-butyne · CAS 3355-28-0 · C4H5Br. UNII E5C9V73V8C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1-溴-2-丁炔