(+)-Diacetyl-L-tartaric anhydride cas no:6283-74-5
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;
Name(+)-Diacetyl-L-tartaric anhydride
CAS6283-74-5
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;
EINECS(EC#)228-502-7
Molecular FormulaC8H8O7
Molecular Weight216.14492
AppearanceWhite crystals or needles
refractive index90 ° (C=0.5, CHCl3)
storage temp−20°C
Sensitive Moisture Sensitive
Hazard Xi
Risk R36/37/38
Safety
Safety Information of O,O-Diacetyl tartaric acid anhydride (CAS NO.6283-74-5):
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
F: 3-10-21
