Identification | More | [Name]
(-)-O-ACETYL-L-MALIC ANHYDRIDE | [CAS]
59025-03-5 | [Synonyms]
2-O-ACETYL-(S)-MALIC ANHYDRIDE (-)-O-ACETYL-L-MALIC ANHYDRIDE (S)-(-)-2-ACETOXYSUCCINIC ANHYDRIDE (S)-2-ACETOXYSUCCINIC ANHYDRIDE (S)-(-)-O-ACETYLMALIC ANHYDRIDE 2-acetoxysuccinicanhydride L-O-Acetylmalic Anhydride (s)-3-acetoxy-dihydro-2,5-furandione (3S)-3-(Acetyloxy)dihydro-2,5-furandione (S)-2-O-Acetylmalic Anhydride (S)-Acetoxysuccinic Anhydride (S)-3-Acetoxy-dihydro-2,5-furandione, O-Acetyl-L-malic anhydride (2S)-2-Acetoxysuccinic anhydride (3S)-3-Acetoxyfuran-2,5(3H,4H)-dione (S)-3β-Acetoxy-3,4-dihydro-2,5-furandione [S,(-)]-2-(Acetyloxy)succinic anhydride Acetic acid (S)-2,5-dioxotetrahydrofuran-3β-yl ester | [Molecular Formula]
C6H6O5 | [MDL Number]
MFCD00082708 | [Molecular Weight]
158.11 | [MOL File]
59025-03-5.mol |
Chemical Properties | Back Directory | [Appearance]
White Crystalline Solid | [Melting point ]
54-56 °C(lit.) | [Boiling point ]
296.6±33.0 °C(Predicted) | [density ]
1.38±0.1 g/cm3(Predicted) | [refractive index ]
-25.5 ° (C=5, CHCl3) | [storage temp. ]
Inert atmosphere,Room Temperature | [solubility ]
Dichloromethane, DMF, Ethyl Acetate | [form ]
Powder | [color ]
White Crystalline | [Stability:]
Stable. Incompatible with strong oxidizing agents. Sensitive to moisture. | [optical activity]
[α]20/D 27°, c = 1 in chloroform | [Water Solubility ]
Reacts in water. | [Sensitive ]
Moisture Sensitive | [Usage]
Used as intermediates for detergents via O-acetylmalic acid amides. Regioselective ring opening of malic acid anhydrides by carbon nucleophiles | [BRN ]
82504 | [CAS DataBase Reference]
59025-03-5(CAS DataBase Reference) |
Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
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
| [F ]
10-21 | [HS Code ]
2917.19.7050 |
Hazard Information | Back Directory | [Chemical Properties]
White Crystalline Solid | [Uses]
(-)-O-Acetyl-L-Malic Anhydride can be used as intermediates for detergents via O-acetylmalic acid amides. Regioselective ring opening of malic acid anhydrides by carbon nucleophiles
| [Uses]
(S)-(-)-2-Acetoxysuccinic anhydride is used as intermediates for detergents via O-acetylmalic acid amides. Regioselective ring opening of malic acid anhydrides by carbon nucleophiles. | [Purification Methods]
Recrystallise it from Ac2O and dry it in a vacuum over KOH, or by washing it with dry Et2O due to its deliquescent nature. [Jones J Chem Soc 788 1933, Henrot et al. Synth Commun 16 183 1986, Shiuey et al. J Org Chem 52 1040 1988, RS: Cohen et al. J Am Chem Soc 88 5306 1966.] |
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Alfa Aesar
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400-6106006 |
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http://chemicals.thermofisher.cn |
Company Name: |
Energy Chemical
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Tel: |
021-021-58432009 400-005-6266 |
Website: |
http://www.energy-chemical.com |
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