Basic information
- Name:
1-Butanol,2-amino-3-methyl-, (2R)-
- Superlist Name:
- (R)-(-)-2-Amino-3-methyl-1-butanol
- CAS No.:
4276-09-9
- Molecular Structure:
- Formula:
- C5H13NO
- Molecular Weight:
- 103.16
- Synonyms:
- 1-Butanol,2-amino-3-methyl-, (R)-;1-Butanol, 2-amino-3-methyl-, D- (8CI);(-)-2-Amino-3-methyl-1-butanol;(-)-Valinol;(2R)-2-Amino-3-methylbutan-1-ol;(R)-2-Amino-3-methyl-1-butanol;(R)-2-Amino-3-methylbutanol;(R)-Valinol;D-Valinol;[(R)-1-(Hydroxymethyl)-2-methylpropyl]amine;D-Val-ol;
- Density:
- 0.912 g/cm3
- Melting Point:
- 35-36 °C(lit.)
- Boiling Point:
- 186.8 °C at 760 mmHg
- Flash Point:
- 91.1 °C
- Appearance:
- white to light yellow crystal powder
- Hazard Symbols:
Xi- Risk Codes:
- 36/37/38
- Safety Description:
- 26-36/37-36 Details
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Chemistry
Molecular Structure of 1-Butanol,2-amino-3-methyl-, (2R)- (CAS NO.4276-09-9):
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IUPAC Name: (2R)-2-amino-3-methylbutan-1-ol
Empirical Formula: C5H13NO
Molecular Weight: 103.1628
H bond acceptors: 2
H bond donors: 3
Freely Rotating Bonds: 4
Polar Surface Area: 12.47 Å2
Index of Refraction: 1.447
Molar Refractivity: 30.2 cm3
Molar Volume: 113 cm3
Surface Tension: 33.3 dyne/cm
Density: 0.912 g/cm3
Flash Point: 91.1 °C
Enthalpy of Vaporization: 49.24 kJ/mol
Boiling Point: 186.8 °C at 760 mmHg
Vapour Pressure: 0.182 mmHg at 25°C
Melting point: 32-36 ºC
alpha: -16.5 º (c=10, EtOH)
Storage Temp: 2-8°C
Sensitive: Air Sensitive
BRN: 1719138
Product Categories: Pharmaceutical Intermediates; Pharmaceutical Raw Materials;chiral; Valine [Val, V];Amino Alcohols; Amino Alcohols (Chiral); Asymmetric Synthesis; Chiral Building Blocks; Synthetic Organic Chemistry; Chiral Compound; Amino alcohols
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37:Wear suitable protective clothing and gloves.
S36:Wear suitable protective clothing.
WGK Germany: 3
F: 10-34
Specification
1-Butanol,2-amino-3-methyl-, (2R)- , with CAS number of 4276-09-9, can be called (2S)-2-Amino-3-methyl-1-butanol ; (2S)-2-Amino-3-methylbutan-1-ol ; 1-butanol, 2-amino-3-methyl-, (2S)- ; S-Valinol ; (2S)-2-Amino-3-Methyl-Butan-1-Ol ; (R)-(-)-2-Amino-3-methyl-1-butanol ; (S)-(+)-2-Amino-3-methyl-1-butanol ; (S)-2-Amino-3-methyl-butan-1-ol . It is a white to light yellow crystal powde.
