2,5-己烷二酮

2,5-Hexanedione is used as a reagent in the preparation of trans-2,5-dimethylpyrrolidine. It is also used in the synthesis of 2,5-dimethylpyrroles. Further, it plays an important role as a reagent used for the protection of amino groups in amino sugars and nucleosides. In addition to this, it is used in the preparation of five-membered heterocycles like indane-type and benzannulated systems. It is also employed as a precursor in Diels-alder cycloaddition reactions.

Incompatible with strong oxidizing agents, strong bases, metals and strong reducing agents.

MFCD00008792

203-738-3

C₆H₁₀O₂

114.15

-6°

192-193°

78°(172°F)

0.976

1.4250

Ambient temperatures.

Liquid

Miscible with alcohol, water and diethyl ether.

506525

14,71

20/22-36/37/38-48/20/21/22-62
Harmful by inhalation and if swallowed.Irritating to eyes, respiratory system and skin.Harmful: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed.Possible risk of impaired fertility.

9-23-26-36/37
Keep container in a well-ventilated place.Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.

MO3150000

 

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H227-H302-H332-H315-H319-H361-H335-H373
Combustible liquid.Harmful if swallowed.Harmful if inhaled.Causes skin irritation.Causes serious eye irritation.Suspected of damaging fertility or the unborn child.May cause respiratory irritation.May cause damage to organs through prolonged or repeated exposure.

P210e-P260-P201-P305+P351+P338-P405-P501a
Do not breathe dust/fume/gas/mist/vapours/spray.Obtain special instructions before use.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.