Toluol-4-sulfonohydrazid
Bezeichnung:Toluol-4-sulfonohydrazid
CAS-Nr1576-35-8
Englisch Name:4-Methylbenzenesulfonhydrazide
CBNumberCB6156664
SummenformelC7H10N2O2S
Molgewicht186.23
MOL-Datei1576-35-8.mol
Synonyma
Toluol-4-sulfonohydrazid
Toluol-4-sulfonohydrazid physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 103-108 °C(lit.) |
| Siedepunkt | 340.5±35.0 °C(Predicted) |
| Dichte | 1.42g/cm3 |
| Dampfdruck | 0Pa at 20℃ |
| Brechungsindex | 1.5400 (estimate) |
| Flammpunkt | 60°C |
| storage temp. | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
| Löslichkeit | 5g/l |
| Aggregatzustand | Powder |
| pka | 9.39±0.10(Predicted) |
| Farbe | White or off-white to slightly grayish |
| Wasserlöslichkeit | 5 g/L (15 ºC) |
| Sensitive | Moisture Sensitive |
| BRN | 610130 |
| Stabilität | Light Sensitive |
| InChIKey | ICGLPKIVTVWCFT-UHFFFAOYSA-N |
| LogP | 0.55 at 25℃ |
| CAS Datenbank | 1576-35-8(CAS DataBase Reference) |
| Kennzeichnung gefährlicher | F,Xn |
| R-Sätze: | 11-22-44-2017/11/22 |
| S-Sätze: | 16-26 |
| RIDADR | UN 3226 4.1 |
| WGK Germany | 3 |
| RTECS-Nr. | MW0210000 |
| TSCA | Yes |
| HazardClass | 4.1 |
| PackingGroup | II |
| HS Code | 29280090 |
A base-mediated semihydrogenation of ynamides using 4-Methylbenzenesulfonhydrazide (p-toluenesulfonyl
hydrazide) as an inexpensive and easy-to-handle hydrogen donor provides the
thermodynamically unfavorable Z-enamides exclusively without
overhydrogenation and reduction of other functional groups.