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Isoamyl acetate(CAS#123-92-2)

Chemical Property:

Molecular Formula C7H14O2
Molar Mass 130.18
Density 0.876 g/mL at 25 °C (lit.)
Melting Point -78 °C (lit.)
Boling Point 142 °C/756 mmHg (lit.)
Flash Point 77°F
JECFA Number 43
Water Solubility 0.20 g/100 mL. Slightly soluble
Solubility ethanol: soluble1ml/3ml, clear, colorless (60%ethanol)
Vapor Presure 5 mm Hg ( 25 °C)
Vapor Density 4.5 (vs air)
Appearance neat
Color Clear Colorless
Odor Banana-like odor
Exposure Limit TLV-TWA 100 ppm (~530 mg/m3)(ACGIH, MSHA, and OSHA); TLV-STEL125 ppm (~655 mg/m3); IDLH 3000 ppm(NIOSH).
Merck 14,5111
BRN 1744750
Storage Condition Store at +5°C to +30°C.
Explosive Limit 1-10%(V)
Refractive Index n20/D 1.4(lit.)
Physical and Chemical Properties Density 0.876
melting point -78°C
boiling point 142°C (756 torr)
refractive index 1.399-1.401
flash point 25°C
water-soluble 0.20g/100
Use Used as standard substance, extractant and solvent for chromatographic analysis

Product Detail

Product Tags

Hazard Symbols Xi – Irritant
Risk Codes R10 – Flammable
R66 – Repeated exposure may cause skin dryness or cracking
R36/37/38 – Irritating to eyes, respiratory system and skin.
Safety Description S23 – Do not breathe vapour.
S25 – Avoid contact with eyes.
S2 – Keep out of the reach of children.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S16 – Keep away from sources of ignition.
UN IDs UN 1104 3/PG 3
WGK Germany 1
RTECS NS9800000
TSCA Yes
HS Code 29153900
Hazard Class 3
Packing Group III
Toxicity LD50 orally in Rabbit: > 5000 mg/kg LD50 dermal Rat > 5000 mg/kg

 

Introduction

Isoamyl acetate. The following is an introduction to the properties, uses, preparation methods and safety information of isoamyl acetate:

 

Quality:

1. Appearance: colorless liquid.

2. Sense of smell: There is a fruit-like aroma.

3. Density: about 0.87 g/cm3.

5. Solubility: soluble in a variety of organic solvents, such as alcohols and ethers.

 

Use:

1. It is mainly used as a solvent in industry, which can be used to dissolve resins, coatings, dyes and other substances.

2. It can also be used as a fragrance ingredient, commonly found in fruit flavor flavoring.

3. In organic synthesis, it can be used as one of the reagents for esterification reaction.

 

Method:

The preparation methods of isoamyl acetate are mainly as follows:

1. Esterification reaction: isoamyl alcohol is reacted with acetic acid under acidic conditions to generate isoamyl acetate and water.

2. Etherification reaction: isoamyl alcohol is reacted with acetic acid under alkaline conditions to generate isoamyl acetate and water.

 

Safety Information:

1. Isoamyl acetate is a flammable liquid and must be kept away from open flames and high temperatures.

2. Wear appropriate protective gloves and goggles when using to avoid contact with skin and eyes.

3. Avoid inhaling the vapor of the substance and ensure that the operating environment is well ventilated.

4. If you ingest, inhale or come into contact with large amounts of the substance, seek medical attention immediately.


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