Dimethyl vinylphosphonate
ALDRICH/95020 - ≥95% (GC)
Synonym: 1-
CAS Number: 4645-32-3
Empirical Formula (Hill Notation): C4H9O3P
Molecular Weight: 136.09
EC Number: 225-076-4
MDL Number: MFCD00015488
Linear Formula: CH2=CHPO(OCH3)2
Product Type: Chemical
| assay | ≥95% (GC) |
| bp | 197-202 °C (lit.) |
| density | 1.146 g/mL at 20 °C (lit.) |
| form | liquid |
| InChI | 1S/C4H9O3P/c1-4-8(5,6-2)7 |
| InChI key | CQCXMYUCNSJSKG-UHFFFAOYSA |
| refractive index | n |
| SMILES string | COP(=O)(OC)C=C |
| storage temp. | 2-8°C |
| Application: | • Improving the Corrosion Resistance of Lead in H2SO4 by Addition of Phosphoric and Phosphonic Compounds: This study discusses how Dimethyl Vinylphosphonate enhances lead grid batteries′ corrosion resistance (S Khatbi et al., 2016   ).• Relay Cross Metathesis Reactions of Vinylphosphonates: This publication highlights the reaction of Dimethyl Vinylphosphonate with neat methylimidazole, showcasing a potential route for producing valuable organic salts (RK Malla et al., 2014 ).• Enhanced Flame Retardance of Polyacrylonitrile with Dimethyl Vinylphosphonate: Focuses on improving the flame retardancy of textiles, adding significant value in material safety applications (X Dong et al., 2021 ). |
| Other Notes: | Vinylphosphonates are versatile reagents undergoing Michael addition giving alkyl phosphonates; synthesis of aziridine-2-phosphonates, useful for preparing α-amino phosphonates |
| Packaging: | 5 mL in glass bottle |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 208.4 °F - closed cup |
| Flash Point(C) | 98 °C - closed cup |
| Purity | ≥95% (GC) |
| bp | 197-202 °C (lit.) |
| Density | 1.146 g/mL at 20 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352100 |