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73346-74-4 - (-)-2,3-O-Isopropylidene-D-threitol, 98% - (4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-dimethanol - B24134 - Alfa Aesar

B24134 (-)-2,3-O-Isopropylidene-D-threitol, 98%

CAS-Nummer
73346-74-4
Synonyme
(4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-dimethanol

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(-)-2,3-O-Isopropylidene-D-threitol, 98%

MDL
MFCD00009761
EINECS
277-391-1

Chemische Eigenschaften

Formel
C7H14O4
Molmasse
162.19
Schmelzpunkt
45-49°
Siedepunkt
88-90°/0.05mm
Flammpunkt
>110°(230°F)
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water.

Anwendungen

(-)-2,3-O-Isopropylidene-D-threitol is used in the synthesis of the optically active enantiomorphic 2,3-butanediols. It react with toluene-4-sulfonyl chloride to get O2,O3-isopropylidene-O1,O4-bis-(toluene-4-sulfonyl)-D-threitol.

Bemerkungen

Hygroscopic. Store away from oxidizing agents, water/ moisture. Store under inert gas.

Literaturverweise

Brian S. J. Blagg and C. Dale Poulter. Synthesis of 1-Deoxy-d-xylulose and 1-Deoxy-d-xylulose-5-phosphate. J. Org. Chem. 1999, 64 (5), 1508-1511.

Manuel Colera; Ana M. Costero; Pablo Gaviña; Salvador Gil. Synthesis of chiral 18-crown-6 ethers containing lipophilic chains and their enantiomeric recognition of chiral ammonium picrates. Tetrahedron: Asymmetry. 2005, 16 (15), 2673-2679.

Chiral intermediate: J. Am. Chem. Soc., 94, 6429 (1972).

GHS Gefahren- und Sicherheitshinweise

Sicherheitshinweise: P260u-P201-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310a-P405-P501a

Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
1798
Harmonized Tariff Code
2932.99
TSCA
No

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