IUPAC Name: 1-methylpiperidin-3-ol 
Empirical Formula: C₆H₁₃NO
Molecular Weight: 115.1735g/mol
EINECS: 222-609-2
Structure of 3-Piperidinol,1-methyl- (CAS NO.3554-74-3):

Index of Refraction: 1.486
Molar Refractivity: 32.92 cm³
Molar Volume: 114.4 cm³
Polarizability: 13.05×10^-24cm³
Surface Tension: 36.7 dyne/cm
Density: 1.005 g/cm³
Flash Point: 70 °C
Enthalpy of Vaporization: 48.18 kJ/mol
Boiling Point: 177.6 °C at 760 mmHg
Vapour Pressure: 0.312 mmHg at 25°C 
Product Categories: Piperidine;API intermediates 
Canonical SMILES: CN1CCCC(C1)O
InChI: InChI=1S/C6H13NO/c1-7-4-2-3-6(8)5-7/h6,8H,2-5H2,1H3
InChIKey: UKANCZCEGQDKGF-UHFFFAOYSA-N

Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 3
Hazard Note: Irritant

  3-Piperidinol,1-methyl- , its cas register number is 3554-74-3. It also can be called 1-Methyl-3-hydroxypiperidine ; 1-Methyl-3-piperidinol ; 3-Hydroxy-1-methylpiperidine ; 3-Hydroxy-N-methylpiperidine ; N-Methyl-3-hydroxypiperidine ; N-Methyl-3-piperidinol ; NSC 68348 . 3-Piperidinol,1-methyl- (CAS NO.3554-74-3) is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.