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CAS RN: 39394-84-8 | Product Number: P1042
Phosphorus Pentoxide - Methanesulfonic Acid
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Purity:
Synonyms:
- Eaton's Reagent
Product Documents:
| Size | Unit Price | Same Day | 2-3 Business Days | Other Lead Time | Quantity |
Shipping Information
|
|---|---|---|---|---|---|---|
| 25G |
S$75.00
|
35 | ≥100 | Contact Us |
|
|
| 500G |
S$343.50
|
18 | ≥100 | Contact Us |
|
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Supplemental Product Information:
This product may deposit crystals at under 25 deg C. If necessary, please heat to dissolve in a warm water bath (30 – 40 deg C) before use.
| Product Number | P1042 |
| Physical State (20 deg.C) | Liquid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Moisture Sensitive |
| CAS RN | 39394-84-8 |
| PubChem Substance ID | 87575154 |
| MDL Number | MFCD00070545 |
Specifications
| Appearance | Colorless to Yellow to Orange clear liquid |
| Methane sulfonic acid(Neutralization Tit | 89.0 to 92.0 % |
| Phosphorus pentoxide(Neutralization Tit. | 8.0 to 11.0 % |
Properties (reference)
| Boiling Point | 122 °C/1 mmHg |
| Refractive Index | 1.44 |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H301 : Toxic if swallowed. H312 + H332 : Harmful in contact with skin or if inhaled. H314 : Causes severe skin burns and eye damage. H361 : Suspected of damaging fertility or the unborn child. H402 : Harmful to aquatic life. H290 : May be corrosive to metals. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P261 : Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. P273 : Avoid release to the environment. P270 : Do not eat, drink or smoke when using this product. P202 : Do not handle until all safety precautions have been read and understood. P234 : Keep only in original container. P201 : Obtain special instructions before use. P271 : Use only outdoors or in a well-ventilated area. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P390 : Absorb spillage to prevent material damage. P308 + P313 : IF exposed or concerned: Get medical advice/ attention. P362 + P364 : Take off contaminated clothing and wash it before reuse. P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P301 + P330 + P331 : IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth. P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. P406 : Store in corrosive resistant container with a resistant inner liner. P405 : Store locked up. |
Related Laws:
Transport Information:
| UN Number | UN2922 |
| Class | 8 / 6.1 |
| Packing Group | II |
| H.S.code* | 2919.90-000 |
Application
Eaton’s Reagent: A Less Viscous Alternative to PPA
Experimental procedure5): 1 (1.8g, 6.6 mmol) is added to a flask and phosphorus pentoxide-methanesulfonic acid (7 mL) is then added to the flask. Reaction mixture is aged at 50 °C, and progress of reaction is followed by HPLC. The reaction mixture is cooled to 5 °C and slowly transferred to an excess saturated sodium carbonate solution (10 eq.) that is cooled to 10 °C. Solid is filtered and washed with water (20 mL) and is dried in a vac. oven at 50 °C for 12 h. 2 is isolated in 97% yield (1.5g, 6.4 mmol).
References
- 1)M. Ueda, T. Kano, Makromol. Chem., Rapid Commun. 1984, 5, 833.
- 2)M. Ueda, Makromol. Chem., Rapid Commun. 1985, 6, 271.
- 3)P. E. Eaton, G. R. Carlson, J. T. Lee, J. Org. Chem. 1973, 38, 4071.
- 4)M. Ueda, K. Uchiyama, T. Kano, Synthesis 1984, 323.
- 5)D. Zewge, C. Chen, C. Deer, P. G. Dormer, D. L. Hughes, J. Org. Chem. 2007, 72, 4276.
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