950-81-2
950-81-2 structure
- Name: 4-antipyrinecarboxaldehyde
- Chemical Name: 1,5-dimethyl-3-oxo-2-phenylpyrazole-4-carbaldehyde
- CAS Number: 950-81-2
- Molecular Formula: C12H12N2O2
- Molecular Weight: 216.23600
- Create Date: 2018-03-27 08:00:00
- Modify Date: 2026-07-04 12:24:56
| Name | 1,5-dimethyl-3-oxo-2-phenylpyrazole-4-carbaldehyde |
|---|---|
| Synonyms |
3-keto-1,5-dimethyl-2-phenyl-pyrazole-4-cbaldehyde
Antipyrinaldehyd Febranine Sialyllactose Impurity 5 4-Antipyrinecboxaldehyde 2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazole-4-Carboxaldehyde 1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde EINECS 213-452-0 acetic acid [(1R,2S,5R)-5-methyl-2-(1-methylethenyl)cyclohexyl] ester 1,5-dimethyl-3-oxo-2-phenyl-4-pyrazolecboxaldehyde Antipyraldehyde 4-formyl-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one Antipyrine, 4-formyl TIMTEC-BB SBB000559 2,3-Dimethyl-4-formyl-1-phenyl-3-pyrazolin-5-one 1H-Pyrazole-4-cboxaldehyde, 2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl 2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-cboxaldehyde Antipyrine-4-cboxaldehyde, 2,3-Dihydro-1,5-dimethyl-4-formyl-3-oxo-2-phenyl-1H-pyrazole 4-ANTIPYRINE CBOXALDEHYDE, HPLC 4-Antipyrinecarboxaldehyde 1-Phenyl-2,3-dimethyl-4-formyl-1H-pyrazole-5(2H)-one 2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-cbaldehyde 4-ForMyl-2,3-diMethyl-1-phenyl-3-pyrazoline-5-one 2,3-Dihydro-1,5-diMethyl-3-oxo-2-phenyl-1H-pyrazole-4-cboxaldehyde 1H-Pyrazole-4-cboxalde F0348-3312 1,5-DIMETHYL-3-OXO-2-PHENYL-2,3-DIHYDRO-1H-PYRAZOLE-4-CBOXALDEHYDE 4-formyl-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one 4-ForMyl-2,3-diMethyl-1-phenyl-3-pyrazolin-5-one 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-(1H)-pyrazole-4-cbaldehyde 2,3-DIMETHYL-5-OXO-1-PHENYL-3-PYRAZOLIN-4-CBOXALDEHYDE 1,5-Dimethyl-2-phenyl-3-oxo-2,3-dihydro-1H-pyrazole-4-cbaldehyde 1-Phenyl-2,3-dimethyl-5-oxo-3-pyrazoline-4-cbaldehyde 4-Formylantipyrine 1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-carboxaldehyde LABOTEST-BB LT00080392 2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carbaldehyde 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-cbaldehyde 2,3-Dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-cboxaldehyde, Antipyraldehyde 2,3-DiMethyl-4-forMyl-1-phenyl-5-pyrazolone 1,5-dimethyl-3-oxo-2-phenyl-pyrazole-4-cbaldehyde 1,5-dimethyl-3-oxo-2-phenylpyrazole-4-cbaldehyde 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde MFCD00003144 |
| Density | 1.292g/cm3 |
|---|---|
| Boiling Point | 334.8ºC at 760mmHg |
| Melting Point | 162-165 °C(lit.) |
| Molecular Formula | C12H12N2O2 |
| Molecular Weight | 216.23600 |
| Flash Point | 145.4ºC |
| Exact Mass | 216.09000 |
| PSA | 44.00000 |
| LogP | 1.29690 |
| Index of Refraction | 1.651 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933199090 |
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| Literature: Chemical and Pharmaceutical Bulletin, , vol. 6, p. 374,376 |
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| Literature: US2622086 , ; Justus Liebigs Annalen der Chemie, , vol. 563, p. 1,9 |
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| Literature: Yakugaku Zasshi, , vol. 76, p. 167 Chem.Abstr., , p. 13939 |
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| Literature: Pharmaceutical Bulletin, , vol. 3, p. 393 |
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| Literature: DE848954 , ; DRP/DRBP Org.Chem. |
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| Literature: Bulletin de la Societe Chimique de France, , p. 398 |
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| Literature: Bulletin de la Societe Chimique de France, , p. 398 |
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| Literature: DE900577 , ; |
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| Literature: Journal fuer Praktische Chemie (Leipzig), , vol. 322, # 4 p. 543 - 553 |
| HS Code | 2933199090 |
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| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |