1-Phenyl-1-pentyne (CAS 4250-81-1) — formula C11H12, molecular weight 144.21; category organic chemicals.
1-Phenyl-1-pentyne (CAS 4250-81-1) is a chemical raw material in the organic chemicals category. Its molecular formula C11H12 comprises 11 C, 12 H atoms. Its molecular weight is about 144.21. Reported physicochemical data: LogP about 3.7. 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 | 4250-81-1 |
|---|---|
| Molecular Formula | C11H12 |
| Molecular Weight | 144.21 |
| LogP | 3.7 |
| Category | Organic Chemicals |
1-Phenyl-1-pentyne is a carbon-based organic compound with CAS registry number 4250-81-1 and molecular formula C11H12 (molecular weight 144.21), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4250-81-1
Its molecular formula C11H12 comprises 11 C, 12 H atoms.
Also known as: 1-Phenyl-1-pentyne · 1-苯基-1-戊炔
Category: organic chemicals
The CAS registry number of 1-Phenyl-1-pentyne is 4250-81-1.
Molecular formula C11H12, molecular weight 144.21.
It is also registered under: 1-Phenyl-1-pentyne, 1-苯基-1-戊炔.
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 1-Phenyl-1-pentyne (CAS 4250-81-1), compiled from public chemistry databases.
| CAS Registry Number | 4250-81-1 |
|---|---|
| PubChem CID | 77923 |
| Molecular formula | C11H12 |
| IUPAC name | pent-1-ynylbenzene |
| UNII (FDA) | NS00047820 |
| Molecular Weight | 144.21 |
|---|---|
| XLogP3 | 3.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 2 |
| Exact Mass | 144.093900383 |
| Monoisotopic Mass | 144.093900383 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 11 |
4250-81-1; 1-Pentynylbenzene; EINECS 224-211-4; DTXSID20195285; RefChem:435430; DTXCID30117776; 224-211-4; 1-Phenyl-1-pentyne; pent-1-yn-1-ylbenzene; pent-1-ynylbenzene; Benzene, 1-pentynyl-; MFCD00039959; (pent-1-yn-1-yl)benzene; 1-Phenyl-2-propylacetylene; 1-Pentynylbenzene #; SCHEMBL613219
| Reported hazard statements | H315 (100%), H319 (100%), H335 (88.6%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
1-Phenyl-1-pentyne · CAS 4250-81-1 · C11H12. UNII NS00047820.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1-苯基-1-戊炔