IUPAC Name: 4-Aminoantipyrine
The MF of 4-Aminoantipyrine (83-07-8) is C₁₁H₁₃N₃O.

                    
The MW of 4-Aminoantipyrine (83-07-8) is 203.24.
Synonyms of 4-Aminoantipyrine (83-07-8): 4-Amino-1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one ; 4-Amino-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one ; 4-Amino-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
Product Categories: Drug bulk;Pyridines, Pyrimidines, Purines and Pteredines
Form: amber crystalline powder
Index of Refraction: 1.606
EINECS: 201-452-3   
Density: 1.207 g/ml 
Flash Point: 140.7 °C 
Boiling Point: 309 °C
Melting Point: 107-109 °C
Storage temp: Store at RT
Water Solubility: 500 g/L (20 ºC)
Merck: 14,591
BRN: 181635
Stability: Stable

  4-Aminoantipyrine (83-07-8) is pharmaceutical intermediates analgin used to test alcohol and amines, phenols measured air and water.

Reported in EPA TSCA Inventory.

Poison by intraperitoneal route. Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
Safety information of 4-Aminoantipyrine (83-07-8):
Hazard Codes  Xn
Risk Statements 
36/37/38  Irritating to eyes, respiratory system and skin
20/21/22  Harmful by inhalation, in contact with skin and if swallowed
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39  Wear suitable protective clothing, gloves and eye/face protection
WGK Germany  3
RTECS  CD2480000
F  8-9-23
Hazard Note  Harmful
HS Code  29331190