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

CAS No.：73346-74-4

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
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(-)-2,3-O-Isopropylidene-D-threitol Basic information

Product Name:	(-)-2,3-O-Isopropylidene-D-threitol
Synonyms:	D(-)-2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIMETHANOL;2,3-DI-O-ISOPROPYLIDENE-D-THREITOL;(-)-2,3-O-ISOPROPYLIDINE-D-THREITOL;(+)-2,3-O-ISOPROPYLIDINE-D-THREITOL;(-)-2,3-O-ISOPROPYLIDENE-D-THREITOL;2,3-O-ISOPROPYLIDENE-D-THREITOL;(4S,5R)-(-)-4,5-BIS(HYDROXYMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE;(4R-TRANS) 1,3-DIOXOLANE-4,5-DIMETHANOL-2,2-DIMETHYL BUTANOIC ACID
CAS:	73346-74-4
MF:	C7H14O4
MW:	162.18
EINECS:	277-391-1
Product Categories:	Heterocycles series;chiral;Chiral Reagents;Biochemistry;Chiral Building Blocks;Dioxanes & Dioxolanes;Dioxolanes;Glycidyl Compounds, etc. (Chiral);O-Substituted Sugars;Sugar Alcohols;Sugars;Synthetic Organic Chemistry;Chiral Compound;Heterocycles
Mol File:	73346-74-4.mol

(-)-2,3-O-Isopropylidene-D-threitol Chemical Properties

Melting point	48-51 °C(lit.)
Boiling point	91-93 °C0.01 mm Hg(lit.)
alpha	-3.1 º (c=5, CHCl3 26 ºC)
density	1.0585 (rough estimate)
refractive index	-4 ° (C=5, Acetone)
Fp	>230 °F
storage temp.	Inert atmosphere,Store in freezer, under -20°C
solubility	Chloroform, Dichloromethane, Ethyl Acetate, THF
pka	13.90±0.10(Predicted)
form	Oil
color	Yellow
Water Solubility	Soluble in water.
Sensitive	Hygroscopic
BRN	1798
CAS DataBase Reference	73346-74-4(CAS DataBase Reference)

Safety Information

Hazard Codes	Xn
Risk Statements	20/21/22-36/37/38
Safety Statements	22-24/25-36-26
WGK Germany	3
F	3-10
HS Code	29329970

MSDS Information

Provider	Language
(-)-2,3-O-Isopropylidene-D-threitol	English
ACROS	English
SigmaAldrich	English
ALFA	English

(-)-2,3-O-Isopropylidene-D-threitol Usage And Synthesis

Chemical Properties	Colorless to light yellow liqui
Uses	(-)-2,3-O-Isopropylidene-D-threitol is used in the synthesis of the optically active enantiomorphic 2,3-butanediols
Uses	(-)-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.

(-)-2,3-O-Isopropylidene-D-threitol Preparation Products And Raw materials

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