Product Name

  • Name

    1-Acetyl-4-piperidinecarboxylic acid

  • EINECS 247-049-6
  • CAS No. 25503-90-6
  • Article Data33
  • CAS DataBase
  • Density 1.213 g/cm3
  • Solubility 50 g/L (20 °C) in water
  • Melting Point 180-184 °C(lit.)
  • Formula C8H13NO3
  • Boiling Point 374 °C at 760 mmHg
  • Molecular Weight 171.196
  • Flash Point 180 °C
  • Transport Information
  • Appearance White crystalline solid
  • Safety 26-36-37/39
  • Risk Codes 22-36/37/38-43
  • Molecular Structure Molecular Structure of 25503-90-6 (1-Acetyl-4-piperidinecarboxylic acid)
  • Hazard Symbols HarmfulXn, IrritantXi
  • Synonyms 1-Acetylpiperidine-4-carboxylic acid;Isonipecoticacid, 1-acetyl- (8CI);1-Acetylisonipecotic acid;4-Acetylpiperidine-1-carboxylic acid;N-Acetylisonipecotic acid;N-Acetylisonipecotinic acid;N-Acetylpiperidine-4-carboxylic acid;
  • PSA 57.61000
  • LogP 0.26740

1-Acetyl-4-piperidinecarboxylic acid Chemical Properties

IUPAC Name: 1-Acetylpiperidine-4-carboxylic acid
Synonyms of 4-Piperidinecarboxylicacid, 1-acetyl- (CAS NO.25503-90-6): EINECS 247-049-6 ; 1-Acetylpiperidine-4-carboxylic acid
CAS NO: 25503-90-6
Molecular Formula of 4-Piperidinecarboxylicacid, 1-acetyl- (CAS NO.25503-90-6): C8H13NO3
Molecular Weight: 171.1937
Molecular Structure:

Melting Point: 180-184 °C
ProductCategories: Piperidines, Piperidones, Piperazines ; Pyridine series ; PiperidineDerivative ; API intermediates ; Heterocyclic Compounds ; Neurochemicals ; Carboxylic Acids ; Pyrans, Piperidines & Piperazines 
Polar Surface Area: 46.61 Å2
Index of Refraction: 1.506
Molar Refractivity: 41.93 cm3
Molar Volume: 141 cm3
Surface Tension: 48.6 dyne/cm
Density of 4-Piperidinecarboxylicacid, 1-acetyl- (CAS NO.25503-90-6): 1.213 g/cm3
Flash Point: 180 °C
Enthalpy of Vaporization: 68.23 kJ/mol
Boiling Point: 374 °C at 760 mmHg
Vapour Pressure: 1.26E-06 mmHg at 25°C

1-Acetyl-4-piperidinecarboxylic acid Uses

 4-Piperidinecarboxylicacid, 1-acetyl- (CAS NO.25503-90-6) is used for the synthesis of risperidone API.

1-Acetyl-4-piperidinecarboxylic acid Safety Profile

Hazard Codes: HarmfulXn,Xi
Risk Statements: 22-36/37/38-43 
R22: Harmful if swallowed. 
R36/37/38: Irritating to eyes, respiratory system and skin. 
R43: May cause sensitization by skin contact.
Safety Statements: 26-36-37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing. 
S37/39: Wear suitable gloves and eye/face protection.
WGK Germany: 2
Hazard Note: Irritant
HazardClass: IRRITANT

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