(3,3-diMethyl-1-butynyl)diphenylphosphine (CAS 33730-51-7) — formula C18H19P, molecular weight 266.3; category organic chemicals.
(3,3-diMethyl-1-butynyl)diphenylphosphine (CAS 33730-51-7) is a chemical raw material in the organic chemicals category. Its molecular formula C18H19P comprises 18 C, 19 H, 1 P atoms. Its molecular weight is about 266.3. Reported physicochemical data: LogP about 5.2. 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 | 33730-51-7 |
|---|---|
| Molecular Formula | C18H19P |
| Molecular Weight | 266.3 |
| LogP | 5.2 |
| Category | Organic Chemicals |
(3,3-diMethyl-1-butynyl)diphenylphosphine is a carbon-based organic compound with CAS registry number 33730-51-7 and molecular formula C18H19P (molecular weight 266.3), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 33730-51-7
Its molecular formula C18H19P comprises 18 C, 19 H, 1 P atoms.
Also known as: (3,3-diMethyl-1-butynyl)diphenylphosphine · 叔丁基（二苯基膦基）乙炔
Category: organic chemicals
The CAS registry number of (3,3-diMethyl-1-butynyl)diphenylphosphine is 33730-51-7.
Molecular formula C18H19P, molecular weight 266.3.
It is also registered under: (3,3-diMethyl-1-butynyl)diphenylphosphine, 叔丁基（二苯基膦基）乙炔.
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 (3,3-diMethyl-1-butynyl)diphenylphosphine (CAS 33730-51-7), compiled from public chemistry databases.
| CAS Number | 33730-51-7 |
|---|---|
| PubChem CID | 11308982 |
| Molecular Formula | C18H19P |
| IUPAC Name | 3,3-dimethylbut-1-ynyl(diphenyl)phosphane |
| Molecular Weight | 266.3 |
|---|---|
| XLogP3 | 5.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 4 |
| Exact Mass | 266.122437604 |
| Monoisotopic Mass | 266.122437604 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 19 |
Phosphine, (3,3-dimethyl-1-butynyl)diphenyl-; 33730-51-7; DTXSID20461831; RefChem:370103; DTXCID10412650; 3,3-dimethylbut-1-ynyl(diphenyl)phosphane; (3,3-dimethylbutynyl)diphenylphosphine; (3,3-Dimethylbut-1-yn-1-yl)di(phenyl)phosphane
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 叔丁基（二苯基膦基）乙炔