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CAS No. 83730-53-4 Density 1.29 g/cm3
Solubility H2O: 50 mg/mL, clear, colorless to faintly yellow Melting Point 224-228 °C (dec.)
Formula C8H18 N2 O3 S Boiling Point 382.3 °C at 760 mmHg
Molecular Weight 222.34 Flash Point 185 °C
Transport Information Appearance white fine powder
Safety Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx and SOx. Risk Codes 36/37/38
Molecular Structure Molecular Structure of 83730-53-4 (Butanoic acid,2-amino-4-(S-butylsulfonimidoyl)-, (2S)-) Hazard Symbols A reproductive hazard.

L-Buthioninesulfoximine; L-Buthionine-(R,S)-sulfoximine; L-Buthionine-S,R-sulfoximine; NSC326231


l-Buthionine-(s,r)-sulfoximine Chemical Properties

IUPAC Name: 2-Amino-4-(butylsulfonimidoyl)butanoic acid
Molecular Formula: C8H18N2O3S
Molecular Weight: 222.34g/mol
Melting Point: 224-228 °C (dec.)
Freely Rotating Bonds: 8
Polar Surface Area: 67.35 Å2
Index of Refraction: 1.537
Molar Refractivity: 53.66 cm3
Molar Volume: 171.6 cm3
Polarizability: 21.27 ×10-24cm3
Surface Tension: 50.1 dyne/cm
Density: 1.29 g/cm3
Flash Point: 185 °C
Enthalpy of Vaporization: 69.24 kJ/mol
Boiling Point: 382.3 °C at 760 mmHg
Vapour Pressure: 6.64E-07 mmHg at 25°C 
The Cas Register Number of l-Buthionine-(s,r)-sulfoximine is 83730-53-4.The chemical synonyms of l-Buthionine-(s,r)-sulfoximine (CAS No.83730-53-4) are L-Buthionine-sulfoximine ; L-Buthionine (r,s)-sulfoximine ; L-Buthionine-[s,r]-sulfoxime ; L-Buthionine-(s,r)-sulfoximine ; L-Bso ; Nsc326231 ; L-Buthioninesulphoximine ; L-Buthionine-s,r-sulphoximine .Product categories of  l-Buthionine-(s,r)-sulfoximine (CAS No.83730-53-4) are Glutathione s-transferase agents ; Sulfur & Selenium compounds ; Enzyme inhibitorsresearch essentials ; Glutathione biosynthesis and glu-cys ligase ; Cancer research ; Chemopreventive agents;Core bioreagents ; D to ; Enzyme inhibitorsenzyme inhibitors by enzyme .The molecular structure of l-Buthionine-(s,r)-sulfoximine (CAS No.83730-53-4) is.

l-Buthionine-(s,r)-sulfoximine Toxicity Data With Reference


dni-hmn-lng 10 mmol/L

    CBTOE2    Cell Biology and Toxicology. 7 (1991),249.

sce-ipr-mus 200 mg/kg

    MUREAV    Mutation Research. 413 (1998),227.

l-Buthionine-(s,r)-sulfoximine Safety Profile

Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx and SOx.
Hazard Codes:  IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25 
S22: Do not breathe dust. 
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3
RTECS: EK7713440
F: 10

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