Name | eaton'S |
Synonyms | eaton'S Eaton's Reag EATON'S REAGENT PHOSPHORUS PENTOXIDE METHANESULFONIC ACID Phosphorus pentoxide methanesulfonic acid PHOSPHORUS PENTOXIDE IN METHANESULFONIC ACID Methanesulfonic acid, mixt. with phosphorus oxide (P2O5) |
CAS | 39394-84-8 |
EINECS | 679-375-3 |
InChI | InChI=1/CH4O3S.O5P2/c1-5(2,3)4;1-6(2)5-7(3)4/h1H3,(H,2,3,4) |
InChIKey | JHNLZOVBAQWGQU-UHFFFAOYSA-N |
Molecular Formula | CH4O8P2S |
Molar Mass | 238.05 |
Density | 1.5 g/mL at 25 °C |
Boling Point | 122 °C/1 mmHg |
Flash Point | >230°F |
Water Solubility | Decomposes in water. |
Appearance | Liquid |
Color | Clear |
Storage Condition | Inert atmosphere,Room Temperature |
Sensitive | Moisture Sensitive |
Refractive Index | n20/D 1.435 |
MDL | MFCD00070545 |
Hazard Symbols | C - Corrosive |
Risk Codes | R34 - Causes burns R21/22 - Harmful in contact with skin and if swallowed. |
Safety Description | S23 - Do not breathe vapour. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
UN IDs | UN 2922 8/PG 2 |
WGK Germany | 1 |
HS Code | 28112900 |
Hazard Class | 8 |
Packing Group | III |
product features | Eaton's reagent is a 1:10 mixed solution of phosphorus pentoxide P2O5 and methanesulfonic acid. This reagent can be used to catalyze the acylation reaction instead of polyphosphoric acid. The most commonly used is the ring-closing reaction (five-membered or six-membered ring). |