Hypophosphorous acid, GR 50%
Buy Hypophosphorous acid, GR 50% (CAS 6303-21-5) from Zemixal. Request a quote with price, lead time and documents. Purity 50%.
About Hypophosphorous acid, GR 50%
Researchers and plant chemists source Hypophosphorous acid, GR 50% from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 6303-21-5, formula H3O2P and molar mass 66 g/mol. It is described as colourless liquid.
Use cases we see most often
- Organic synthesis
- Polymer & resin production
Safe handling
It carries the GHS signal word Danger (H290, H314 and H318), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 3264.
Standard pack sizes are 500 mL, 5 L and 50 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Organic synthesis
- Polymer & resin production
Applications
Grade guides
Specifications and identifiers
| Product name | Hypophosphorous acid, GR 50% |
|---|---|
| Catalogue number | ZX-000063 |
| CAS number | 6303-21-5 |
| IUPAC name | phosphinic acid |
| Molecular formula | H3O2P |
| Molar mass | 66 g/mol |
| Exact mass | 65.9871 |
| Grade | AR |
| Purity / assay | 50% |
| Physical form | Liquid |
| Appearance | Colourless liquid |
| XLogP3 | -1.1 |
| H-bond donors / acceptors | 1 / 2 |
| Topological polar surface area | 37.3 Ų |
| HS code | 28111920 |
| UN number | UN 3264 |
| InChIKey | ACVYVLVWPXVTIT-UHFFFAOYSA-N |
| SMILES | O[PH2]=O |
| PubChem CID | 4124402 |
| Synonyms | Acid, Phosphinic, Hydroxyphosphine oxide, Hypophosphorus acid, Phosphine oxide, hydroxy- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H290May be corrosive to metals
- H314Causes severe skin burns and eye damage
- H318Causes serious eye damage
Precautionary statements P234, P260, P264, P264 + P265, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P363, P390, P405, P406, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 500 mL | Quoted on request | |
| 5 L | Quoted on request | |
| 50 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Hypophosphorous acid, GR 50%
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