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4-Dodecanolide(CAS#2305-05-7)

Chemical Property:

Molecular Formula C12H22O2
Molar Mass 198.3
Density 0.936g/mLat 25°C(lit.)
Melting Point 17-18°C(lit.)
Boling Point 130-132°C1.5mm Hg(lit.)
Flash Point >230°F
JECFA Number 235
Water Solubility 60mg/L at 20℃
Solubility Chloroform (Sparingly), Methanol (Slightly)
Vapor Presure 7.3hPa at 20℃
Appearance Oil
Specific Gravity 0.94
Color Colourless
BRN 126680
Storage Condition Refrigerator, under inert atmosphere
Refractive Index n20/D 1.452(lit.)
Physical and Chemical Properties Colorless to light yellow liquid. Cream and peach, pear fruit-like aroma. Boiling point 131 °c (200kPa) or 170 °c (1.5kPa).

Product Detail

Product Tags

Hazard Symbols Xi – Irritant
Risk Codes 36/37/38 – Irritating to eyes, respiratory system and skin.
Safety Description S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 – Wear suitable protective clothing.
WGK Germany 2
RTECS LU3600000
HS Code 29322090
Hazard Note Irritant
Toxicity skn-rbt 500 mg/24H MOD FCTXAV 14,751,76

 

Introduction

Dodecanedioic acid is a dicarboxylic acid containing 12 carbon atoms. The following is an introduction to the properties, uses, preparation methods and safety information of gamma dodecalactone:

 

Quality:

- Appearance: White crystalline solid.

- Solubility: Soluble in water, alcohols and organic solvents.

 

Use:

- In the manufacture of polyester resins, gamma dodecalone can be used as a plasticizer and hardener.

- In the preparation of lubricants, paints and dyes, gamma dodecal lactone is also used.

 

Method:

- Gamma dodecalactone is usually prepared by transesterification of hexanediol and halododecanoic acid.

 

Safety Information:

- Gamma dodecalactone is generally safe under normal conditions of use, but safe operating procedures must still be followed.

- May cause slight irritation when in contact with the skin. Appropriate personal protective equipment such as protective gloves and goggles can be used.

- In case of inhale or accidental ingestion, seek medical advice immediately.


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