A6626012
Pyrazole , >98.0%(GC) , 288-13-1
Synonym(s):
1,2-Diazol;1,2-Diazole;Pyrazole
CAS NO.：288-13-1
Empirical Formula: C3H4N2
Molecular Weight: 68.08
MDL number: MFCD00005234
EINECS: 206-017-1
| Pack Size | Price | Stock | Quantity |
| 25G | RMB24.00 | In Stock |
|
| 100G | RMB59.20 | In Stock |
|
| 500G | RMB164.80 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 67-70 °C (lit.) |
| Boiling point: | 186-188 °C (lit.) |
| Density | 1.4088 (rough estimate) |
| vapor pressure | 21Pa at 20℃ |
| refractive index | 1.4203 |
| Flash point: | 186-188°C |
| storage temp. | Store below +30°C. |
| solubility | Chloroform, Methanol |
| form | Crystals or Crystalline Powder |
| pka | 2.49(at 25℃) |
| color | White to yellow |
| Water Solubility | SOLUBLE |
| Sensitive | Hygroscopic |
| Merck | 14,7960 |
| BRN | 103775 |
| InChIKey | WTKZEGDFNFYCGP-UHFFFAOYSA-N |
| LogP | 0.33 at 25℃ |
| CAS DataBase Reference | 288-13-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 1H-Pyrazole(288-13-1) |
| EPA Substance Registry System | Pyrazole (288-13-1) |
Description and Uses
Pyrazole is used in organic synthesis and asa chelating agent.
Safety
| Symbol(GHS) |    GHS05,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H302-H311-H315-H318-H373-H412 |
| Precautionary statements | P273-P280-P301+P312-P302+P352+P312-P305+P351+P338-P314 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38-52-20/21/22 |
| Safety Statements | 26-36/37-61-37/39-36 |
| RIDADR | 2811 |
| WGK Germany | 1 |
| RTECS | UQ4900000 |
| TSCA | Yes |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29331990 |
| Toxicity | LD50 (24 hr) in rats, mice (mmol/kg): 19, 21 i.v.; 21, 22 orally (Magnussen) |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
