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alpha-Angelica lactone Structure

alpha-Angelica lactone

Chemical Properties

Melting point 13-17 °C(lit.)
Boiling point 55-56 °C12 mm Hg(lit.)
Density  1.092 g/mL at 25 °C(lit.)
FEMA  3293 | 4-HYDROXY-3-PENTENOIC ACID LACTONE
refractive index  n20/D 1.448(lit.)
Flash point 155 °F
storage temp.  2-8°C
solubility  Chloroform, Ethyl Acetate
form  Oil
pka pK1:4.3 (25°C)
Specific Gravity 1.101.092
color  Clear Light Yellow
Odor at 10.00 % in dipropylene glycol. sweet solvent nutty tonka coumarin tobacco
Odor Type coconut
Water Solubility  5 g/100 mL (25 ºC)
Merck  14,647
JECFA Number 221
BRN  108394
LogP 0.84
CAS DataBase Reference 591-12-8(CAS DataBase Reference)
NIST Chemistry Reference 2(3H)-Furanone, 5-methyl-(591-12-8)
EPA Substance Registry System 5-Methyl-2(3H)-furanone (591-12-8)

Safety Information

Safety Statements  24/25
RIDADR  NA 1993 / PGIII
WGK Germany  2
RTECS  LU5075000
10-21
TSCA  Yes
HS Code  29322090
Toxicity LD50 orl-mus: 2800 mg/kg DCTODJ 3,249,80

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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