Molekula
Phenylphosphinic acid
Phenylphosphinic acid is a phosphorus-containing organic compound used in organic synthesis and as a ligand in catalysis. It is a white to off-white solid with a molecular weight of 142.0923 g/mol, a molecular formula of C6H5P(O)(OH)H, and a CAS number of 1779-48-2. It should be stored at ambient temperature and handled with care due to its danger signal word. Molekula supplies Phenylphosphinic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Phenylphosphinic acid is a phosphorus-containing organic compound used in organic synthesis and as a ligand in catalysis. It is a white to off-white solid with a molecular weight of 142.0923 g/mol, a molecular formula of C6H5P(O)(OH)H, and a CAS number of 1779-48-2. It should be stored at ambient temperature and handled with care due to its danger signal word. Molekula supplies Phenylphosphinic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | II |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 1779-48-2 |
| Molecular Formula | C6H5P(O)(OH)H |
| Molecular Weight | 142.0923 |
| SMILES | O=P(O)C=1C=CC=CC1 |
| EC / UN Number | 3261 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29314900 |
| Tariff Code | 2931499090 |
Safety & GHS
-
Explosive
GHS01
-
Compressed Gas
GHS04
Hazard statements
- H290 May be corrosive to metals
- H302 Harmful if swallowed
- H314 Causes severe skin burns and eye damage
- H318 Causes serious eye damage
- H335 May cause respiratory irritation
Precautionary statements
- P234 Keep only in original container
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is phenylphosphinic acid used for?
It is primarily used as a ligand in organometallic chemistry and as an intermediate in the synthesis of phosphorus-containing compounds.
What is the chemical formula and molecular weight of phenylphosphinic acid?
The formula is C6H5P(O)(OH)H and the molecular weight is 142.0923 g/mol.
How should phenylphosphinic acid be stored?
It should be stored at ambient temperature, protected from moisture and incompatible materials.
What grade is available for phenylphosphinic acid?
Available in technical grade; custom purity options may be available upon request.
Can Molekula supply phenylphosphinic acid in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with a purchase of phenylphosphinic acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.