BD9354347
3-(3-Methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid , 95+% , 119-17-5
Synonym(s):
1-(3-Sulfophenyl)-3-methyl-5-pyrazolone;3-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonic acid
CAS NO.：119-17-5
Empirical Formula: C10H10N2O4S
Molecular Weight: 254.26
MDL number: MFCD00043811
EINECS: 204-303-0
| Pack Size | Price | Stock | Quantity |
| 25g | RMB1118.40 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 335 °C (lit.) |
| Density | 1.53±0.1 g/cm3(Predicted) |
| vapor pressure | 0.001Pa at 20℃ |
| storage temp. | 2-8°C |
| pka | -0.73±0.30(Predicted) |
| form | Powder |
| InChI | 1S/C10H10N2O4S/c1-7-5-10(13)12(11-7)8-3-2-4-9(6-8)17(14,15)16/h2-4,6H,5H2,1H3,(H,14,15,16) |
| InChIKey | VEMGKBUHUTYHHA-UHFFFAOYSA-N |
| SMILES | CC1=NN(C(=O)C1)c2cccc(c2)S(O)(=O)=O |
| LogP | -2.05 at 23℃ |
| CAS DataBase Reference | 119-17-5(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenesulfonic acid, 3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- (119-17-5) |
Description and Uses
1-(3-Sulfophenyl)-3-methyl-5-pyrazolone [1-(3′-sulfophenyl)-3-methyl-5-pyrazolone] may be used to synthesize α-Pigment Yellow 191.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H317 |
| Precautionary statements | P280 |
| PPE | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
| Hazard Codes | Xi |
| Risk Statements | 43 |
| Safety Statements | 36/37 |
| WGK Germany | 1 |
| TSCA | TSCA listed |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Skin Sens. 1 |
