1-Triphenylphosphoranylidene-2-propanone (CAS 1439-36-7) — formula C21H19OP, molecular weight 318.3; category organic chemicals.
1-Triphenylphosphoranylidene-2-propanone (CAS 1439-36-7) is a chemical raw material in the organic chemicals category. Its molecular formula C21H19OP comprises 21 C, 19 H, 1 O, 1 P atoms. Its molecular weight is about 318.3. Reported physicochemical data: LogP about 3.6. 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 | 1439-36-7 |
|---|---|
| Molecular Formula | C21H19OP |
| Molecular Weight | 318.3 |
| LogP | 3.6 |
| Category | Organic Chemicals |
1-Triphenylphosphoranylidene-2-propanone is a carbon-based organic compound with CAS registry number 1439-36-7 and molecular formula C21H19OP (molecular weight 318.3), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 1439-36-7
Its molecular formula C21H19OP comprises 21 C, 19 H, 1 O, 1 P atoms.
Also known as: 1-Triphenylphosphoranylidene-2-propanone · 1-三苯基亚正膦-2-丙酮
Category: organic chemicals
The CAS registry number of 1-Triphenylphosphoranylidene-2-propanone is 1439-36-7.
Molecular formula C21H19OP, molecular weight 318.3.
It is also registered under: 1-Triphenylphosphoranylidene-2-propanone, 1-三苯基亚正膦-2-丙酮.
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-Triphenylphosphoranylidene-2-propanone (CAS 1439-36-7), compiled from public chemistry databases.
| CAS Registry Number | 1439-36-7 |
|---|---|
| PubChem CID | 15038 |
| Molecular formula | C21H19OP |
| IUPAC name | 1-(triphenyl-λ5-phosphanylidene)propan-2-one |
| Molecular Weight | 318.3 |
|---|---|
| XLogP3 | 3.6 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 4 |
| Exact Mass | 318.117352223 |
| Monoisotopic Mass | 318.117352223 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 23 |
2-Propanone, 1-(triphenylphosphoranylidene)-; 1-(Triphenylphosphoranylidene)acetone; Acetylmethylenetriphenylphosphorane; RefChem:428861; 215-878-2; 1439-36-7; (Acetylmethylene)triphenylphosphorane; 1-(Triphenylphosphoranylidene)propan-2-one; 1-(Triphenylphosphoranylidene)-2-propanone; MFCD00008774; (Acetonylidenetriphenyl)phosphorane; (Acetylmethylene)triphenylphosphine; (Triphenylacetylmethylene)phosphorane; 2-Propanone, (triphenylphosphoranylidene)-; C21H19OP; 1-(triphenyl-lambda5-phosphanylidene)propan-2-one
| Reported hazard statements | H315 (100%), H319 (100%), H335 (100%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
1-Triphenylphosphoranylidene-2-propanone · CAS 1439-36-7 · C21H19OP.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1-三苯基亚正膦-2-丙酮