Identification |
Name: | (+)-Diacetyl-L-tartaric anhydride |
Synonyms: | (3R-trans)-Dihydro-2,5-dioxofuran-3,4-diyl diacetate;(4-acetyloxy-2,5-dioxo-oxolan-3-yl) acetate;Tartaric anhydride, diacetate;O,O-Diacetyl tartaric acid anhydride;2,5-Furandione, 3, 4-bis (acetyloxy)dihydro-, (3R-trans)-;Diacetyl-L-Tartaric Anhydride;Di-O-Acetyl-L-tartaric anhydride; |
CAS: | 6283-74-5 |
EINECS: | 228-502-7 |
Molecular Formula: | C8H8O7 |
Molecular Weight: | 216.14492 |
InChI: | InChI=1S/C8H8O7/c1-3(9)13-5-6(14-4(2)10)8(12)15-7(5)11/h5-6H,1-2H3 |
Molecular Structure: |
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Properties |
Melting Point: | 130-135 °C(lit.) |
Flash Point: | 158.2°C |
Boiling Point: | 350.6°C at 760 mmHg |
Density: | 1.43g/cm3 |
Refractive index: | 90 ° (C=0.5, CHCl3) |
Water Solubility: | slightly soluble in Water |
Solubility: | slightly soluble in Water |
Appearance: | White crystals or needles |
Specification: |
O,O-Diacetyl tartaric acid anhydride with CAS Registry Number of 6283-74-5 is white crystals. It is incompatible with strong oxidizing agents, strong acids. When heated to decomposition, it yields Carbon monoxide , Carbon dioxide . It is also known as (3R-trans)-Dihydro-2,5-dioxofuran-3,4-diyl diacetate .
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Flash Point: | 158.2°C |
Storage Temperature: | −20°C |
Sensitive: | Moisture Sensitive |
Safety Data |
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