A7288412
Sulfur trioxide pyridine complex , 97% , 26412-87-3
Synonym(s):
NSC 75831;Pyridine sulfur trioxide complex;Sulfur trioxide pyridine complex
CAS NO.：26412-87-3
Empirical Formula: C5H5NO3S
Molecular Weight: 159.16
MDL number: MFCD00078270
EINECS: 247-683-3
| Pack Size | Price | Stock | Quantity |
| 25G | RMB24.00 | In Stock |
|
| 50g | RMB39.20 | In Stock |
|
| 100G | RMB51.20 | In Stock |
|
| 500G | RMB197.60 | In Stock |
|
| 2.5kg | RMB919.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | ~160 °C |
| storage temp. | Store below +30°C. |
| solubility | Soluble in polar organic solvents. |
| form | Powder |
| color | White to beige |
| Water Solubility | reacts |
| Sensitive | Moisture Sensitive |
| BRN | 3704116 |
| InChI | InChI=1S/C5H5N.O3S/c1-2-4-6-5-3-1;1-4(2)3/h1-5H; |
| InChIKey | UDYFLDICVHJSOY-UHFFFAOYSA-N |
| SMILES | C1=CC=NC=C1.S(=O)(=O)=O |
| CAS DataBase Reference | 26412-87-3(CAS DataBase Reference) |
| EPA Substance Registry System | Pyridine sulfur trioxide (26412-87-3) |
Description and Uses
Usually used for sulfations of alcohols, sulfonations, deoxygenations and other reductions, oxidations with DMSO.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319 |
| Precautionary statements | P264-P270-P280-P301+P312-P302+P352-P305+P351+P338 |
| Hazard Codes | C |
| Risk Statements | 22-34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| F | 3-10-21 |
| Autoignition Temperature | >350 °C |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29420000 |
| Toxicity | LD50 orally in Rabbit: 500 - 2000 mg/kg |
