Product Name

  • Name

    (S)-3-AMINOBUTYRIC ACID

  • EINECS
  • CAS No. 3775-72-2
  • Article Data9
  • CAS DataBase
  • Density 1.105 g/cm3
  • Solubility Soluble in water
  • Melting Point 229-231°C
  • Formula C4H9NO2
  • Boiling Point 223.6 °C at 760 mmHg
  • Molecular Weight 103.121
  • Flash Point 89 °C
  • Transport Information
  • Appearance A white, powdery solid with sour smell.
  • Safety 26
  • Risk Codes 36
  • Molecular Structure Molecular Structure of 3775-72-2 ((S)-3-AMINOBUTYRIC ACID)
  • Hazard Symbols Xi
  • Synonyms Butanoicacid, 3-amino-, (S)-;Butyric acid, 3-amino-, L- (8CI);(+)-3-Aminobutanoicacid;(+)-3-Aminobutyric acid;(S)-3-Aminobutanoic acid;(S)-3-Aminobutyricacid;(S)-b-Aminobutyric acid;L-(+)-b-Aminobutyric acid;L-3-Aminobutanoic acid;L-b-Amino-n-butyric acid;L-b-Aminobutyric acid;
  • PSA 63.32000
  • LogP 0.50860

L-3-Aminobutyric acid Chemical Properties

Molecular Structure of (S)-3-Aminobutyric acid (CAS NO.3775-72-2):


Molecular Formula: C4H9NO2
Molecular Weight: 103.12g/mol
Systematic Name: (3S)-3-Aminobutanoic acid 
CAS No: 3775-72-2
H bond acceptors: 3
H bond donors: 3
Freely Rotating Bonds: 3
Polar Surface Area: 29.54 Å2
Index of Refraction: 1.462
Molar Refractivity: 25.63 cm3
Molar Volume: 93.2 cm3
Surface Tension: 43.5 dyne/cm
Density: 1.105 g/cm3
Flash Point: 89 °C
Enthalpy of Vaporization: 50.68 kJ/mol
Boiling Point: 223.6 °C at 760 mmHg
Vapour Pressure :of (S)-3-Aminobutyric acid (CAS NO.3775-72-2): 0.0352 mmHg at 25°C 
InChI: InChI=1/C4H9NO2/c1-3(5)2-4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1
InChIKey: OQEBBZSWEGYTPG-VKHMYHEABQ
Std. InChI: InChI=1S/C4H9NO2/c1-3(5)2-4(6)7/h3H,2,5H2,1H3,(H,6,7)/t3-/m0/s1 
Std. InChIKey: OQEBBZSWEGYTPG-VKHMYHEASA-N

L-3-Aminobutyric acid Specification

  (S)-3-Aminobutyric acid , its CAS NO. is 3775-72-2, the synonyms is l-3-Aminobutyric acid ; l-Beta-amino-N-butyric acid ; (S)-B-aminobutyric acid ; (S)-3-Aminobutyric acid ; (S)-Beta-homoalanine ; (3S)-3-Aminobutanoic acid ; (3S)-3-Aminobutyric acid ; (S)-3-Methyl-β-alanine .

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