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Alpha-Angelica Lactone(CAS#591-12-8)

Chemical Property:

Molecular Formula C5H6O2
Molar Mass 98.1
Density 1.092g/mLat 25°C(lit.)
Melting Point 13-17°C(lit.)
Boling Point 55-56°C12mm Hg(lit.)
Flash Point 155°F
JECFA Number 221
Water Solubility 5 g/100 mL (25 ºC)
Solubility Soluble with ethanol, slightly soluble in water
Vapor Presure 0.023mmHg at 25°C
Appearance Transparent liquid
Specific Gravity 1.101.092
Color Clear Light Yellow
Merck 14,647
BRN 108394
pKa pK1:4.3 (25°C)
Storage Condition 2-8°C
Refractive Index n20/D 1.448(lit.)
MDL MFCD00005375
Physical and Chemical Properties Clear bright yellow to light yellow liquid. Sweet herbal aroma with tobacco aftertaste. Melting Point 18 °c, boiling point 167~170 °c or 55~56 °c (1600Pa). Soluble in ethanol, slightly soluble in water. Natural products are found in Cranberry, currants, heated blackberries, bread, hydrolyzed soy protein, and licorice.
Use Used as a spice

Product Detail

Product Tags

Safety Description 24/25 – Avoid contact with skin and eyes.
UN IDs NA 1993 / PGIII
WGK Germany 2
RTECS LU5075000
FLUKA BRAND F CODES 10-21
TSCA Yes
HS Code 29322090
Toxicity LD50 orl-mus: 2800 mg/kg DCTODJ 3,249,80

 

Introduction

α-Angelica lactone is an organic compound with the chemical name (Z)-3-butenoic acid-4-(2′-hydroxy-3′-methylbutenyl)-ester. The following is an introduction to the properties, uses, preparation methods and safety information of α-Angelica lactone:

 

Quality:

- Appearance: White crystalline solid

- Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol and chloroform

 

Use:

- Chemical synthesis: α-Angelica lactone can also be used in the field of organic synthesis as a reference material or intermediate.

 

Method:

At present, the preparation method of α-angelica lactone is mainly obtained by chemical synthesis. A commonly used synthesis method is to generate α-angelica lactones by reacting cyclopentadienic acid molecules with 3-methyl-2-buten-1-ol molecules under appropriate reaction conditions.

 

Safety Information:

- α-Angelica lactone is safe for routine use, but it is still important to follow general laboratory safety practices.

- Avoid direct skin contact and rinse with plenty of water if there is contact.

- Take care to avoid fire and high temperatures during storage and handling.

- In case of accidental inhalation or accidental ingestion, seek medical attention immediately.


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