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2,3-Buranedione,medical intermediate,Diacetyl

2,3-Buranedione,medical intermediate,Diacetyl
Product Detailed
1.Strict quality control and competitive price : 2.sell well 3.on time and superior service 4.reliable credit

Basic information

 

Product Name:

 

Diacetyl

Chemical Name:

2,3-Butanedione

CAS:

431-03-8

MF:

C4H6O2

MW:

86.09

EINECS:

207-069-8

Product Categories:

Organics;Biochemistry;Reagents for Oligosaccharide Synthesis;ketone Flavor

Mol File:

431-03-8.mol

Bitmap

 

 

Chemical Properties

 

mp 

-4--2 °C

bp 

88 °C(lit.)

density 

0.985 g/mL at 20 °C

vapor density 

3 (vs air)

vapor pressure 

52.2 mm Hg ( 20 °C)

refractive index 

n20/D 1.394(lit.)

FEMA 

2370

Fp 

45 °F

storage temp. 

2-8°C

Water Solubility 

200 g/L (20 ºC)

Merck 

14,2966

BRN 

605398

Stability:

Stable. Flammable. Incompatible with acids, strong bases, metals, reducing agents, oxidizing agents. Protect from moisture and water. Note low flashpoint.

NIST Chemistry Reference

2,3-Butanedione(431-03-8)

EPA Substance Registry System

2,3-Butanedione(431-03-8)

Safety Information

 

Hazard Codes 

F,Xn

Risk Statements 

11-20/22-38-41-36/38-20/21/22-37/38

Safety Statements 

9-16-26-37/39-36/37/39-39

RIDADR 

UN 2346 3/PG 2

WGK Germany 

2

RTECS 

EK2625000

13

HazardClass 

3

PackingGroup 

II

HS Code 

29141990

Hazardous Substances Data

431-03-8(Hazardous Substances Data)

 

Features

Yellow to yellow-green liquid. Creamy odor when massive dilution(1mg/kg). Steam pressure is high, can volatilizes quickly at room temperature. Miscible with ethanol, ethyl ether, majority of volatile oil and propylene glycol, soluble in water, glycerin and insoluble in mineral oil.

Natural product exists in bay oil, raspberry, strawberries and cream, wine etc. Because of volatile oils, it exists only in the early fractions and water of distillation.

Mainly used in food flavor, is main spices of butter flavorings, also can be used for milk, cheese, and some other fragrance such as berries, caramel, chocolate, coffee, cherry, vanilla bean, honey, cocoa, fruit, sweet bouquet, smoke, nuts, almond, ginger, etc. Used for make up with fresh fruit sweet or new type flavor in cosmetics.

2,3-Buranedione,medical intermediate,Diacetyl



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