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62147-49-3 - 1,3-Dihydroxyacetone dimer, 97% - 2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol - A14189 - Alfa Aesar

A14189 1,3-Dihydroxyacetone dimer, 97%

Codice CAS
62147-49-3
Sinonimi
2,5-Dihydroxy-1,4-dioxane-2,5-dimethanol

Dimensioni Prezzo ($) Quantità Disponibilità
50g 19,98
250g 73,23
1000g 205,60
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1,3-Dihydroxyacetone dimer, 97%

MDL
MFCD00051019
EINECS
612-947-2

Proprietà chimiche

Formula
C6H12O6
Peso formula
180.16
Punto di fusione
ca 75-82°
Sensibilità
Hygroscopic
Solubilità
Soluble in ethanol, ethyl ether, acetone. Slightly soluble in water. Insoluble in ligroin.

Applicazioni

1,3-Dihydroxyacetone dimer is used as a catalytic agent and petrochemical additive. It is also used as a building block in organic synthesis. Further, it serves as a reagent in three-carbon nucleophilic or electrophilic component in various reactions.

Note

Hygroscopic. Store in a cool place. Incompatible with strong oxidizing agents.

Letteratura

In solid state, exists predominantly as trans-2,5-dihydroxy-1,4-dioxane-2,5-dimethanol (structure and CAS registry number as shown). On melting or in solution, mainly dissociates to monomeric 1,3-dihydroxyacetone [96-26-4]: J. Mol. Struct., 35, 85 (1976).

For a review of the dihydroxyacetone unit as a verstaile 3-carbon building block in organic synthesis, see: Angew. Chem. Int. Ed., 44, 1305 (2005).

Huang, Y.; Pathirana, C.; Ye, Q.; Palaniswamy, V. Non-enzymatic transformation of DL-glyceraldehyde, 1,3-dihydroxyacetone, and pyruvaldehyde with primary amine to the same DL-alanine derivatives. Tetrahedron Lett. 2015, 56 (30), 4516-4519.

Li, Y.; Zaera, F. Factors affecting activity and selectivity in the oxidation of glycerol promoted by platinum catalysts. Catal. Sci. Technol. 2015, 5 (7), 3773-3781.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Dichiarazioni precauzionali: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,3182
Beilstein
112910
Codice tariffe armonizzato
2932.99
TSCA
No

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