4-antipyrinecarboxaldehyde

Modify Date: 2025-08-24 22:39:25

4-antipyrinecarboxaldehyde Structure
4-antipyrinecarboxaldehyde structure
Common Name 4-antipyrinecarboxaldehyde
CAS Number 950-81-2 Molecular Weight 216.23600
Density 1.292g/cm3 Boiling Point 334.8ºC at 760mmHg
Molecular Formula C12H12N2O2 Melting Point 162-165 °C(lit.)
MSDS Chinese USA Flash Point 145.4ºC
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 1,5-dimethyl-3-oxo-2-phenylpyrazole-4-carbaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

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
InChIKey QFYZFYDOEJZMDX-UHFFFAOYSA-N
SMILES Cc1c(C=O)c(=O)n(-c2ccccc2)n1C

 Safety Information

Symbol GHS07
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

 Synthetic Route

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4-antipyrinecarboxaldehyde Structure

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CAS#:950-81-2

Literature: Chemical and Pharmaceutical Bulletin, , vol. 6, p. 374,376

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4-antipyrinecarboxaldehyde Structure

4-antipyrinecar...

CAS#:950-81-2

Literature: US2622086 , ; Justus Liebigs Annalen der Chemie, , vol. 563, p. 1,9

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4-antipyrinecarboxaldehyde Structure

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CAS#:950-81-2

Literature: Yakugaku Zasshi, , vol. 76, p. 167 Chem.Abstr., , p. 13939

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4-antipyrinecarboxaldehyde Structure

4-antipyrinecar...

CAS#:950-81-2

Literature: Pharmaceutical Bulletin, , vol. 3, p. 393

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4-antipyrinecarboxaldehyde Structure

4-antipyrinecar...

CAS#:950-81-2

Literature: DE848954 , ; DRP/DRBP Org.Chem.

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4-antipyrinecarboxaldehyde Structure

4-antipyrinecar...

CAS#:950-81-2

Literature: Bulletin de la Societe Chimique de France, , p. 398

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4-antipyrinecarboxaldehyde Structure

4-antipyrinecar...

CAS#:950-81-2

Literature: Bulletin de la Societe Chimique de France, , p. 398

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4-antipyrinecarboxaldehyde Structure

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CAS#:950-81-2

Literature: DE900577 , ;

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4-antipyrinecarboxaldehyde Structure

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CAS#:950-81-2

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. 322, # 4 p. 543 - 553

 Customs

HS Code 2933199090
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%

 Articles1

More Articles
Preparation and spectroscopic characterization of iron (II) and copper (II) complexes of a functionalized crown ether. Hayvali Z.

Transit. Met. Chem. 34(1) , 97-101, (2009)

 Synonyms

Antipyrinaldehyd
2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazole-4-Carboxaldehyde
F0348-3312
1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde
EINECS 213-452-0
4-formyl-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one
Antipyraldehyde
4-formyl-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one
2,3-Dimethyl-4-formyl-1-phenyl-3-pyrazolin-5-one
4-Formylantipyrine
1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-carboxaldehyde
2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carbaldehyde
4-Antipyrinecarboxaldehyde
1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde
MFCD00003144
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