delta-Valerolactone CAS 542-28-9 C5H8O2

δ-Velolactone, abbreviated as DVL, is a colorless to pale yellow oily liquid with a boiling point of 218℃ (at normal pressure) and a flash point of 107℃. It is a versatile fine chemical intermediate widely used in pharmaceutical intermediates, fragrances, polyesters, polyurethanes, specialty solvents, coatings, and other fields.

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Description

delta-Valerolactone Basic information
Product Name:	delta-Valerolactone
CAS:	542-28-9
MF:	C5H8O2
MW:	100.12
EINECS:	208-807-1
Mol File:	542-28-9.mol
delta-Valerolactone Chemical Properties
Melting point	-13 °C
Boiling point	230 °C
density	1.105 g/mL at 20 °C
vapor density	3.45 (vs air)
vapor pressure	8.8Pa at 20℃
refractive index	n20/D 1.457(lit.)
Fp	212 °F
storage temp.	-20°C
solubility	Chloroform, Ethyl Acetate, Methanol
form	Liquid
color	Clear colorless to pale yellow
Water Solubility	miscible
BRN	106436
Stability:	Moisture Sensitive
InChI	1S/C5H8O2/c6-5-3-1-2-4-7-5/h1-4H2
InChIKey	OZJPLYNZGCXSJM-UHFFFAOYSA-N
SMILES	O=C1CCCCO1
LogP	0 at 23℃
CAS DataBase Reference	542-28-9(CAS DataBase Reference)
NIST Chemistry Reference	2H-Pyran-2-one, tetrahydro-(542-28-9)
EPA Substance Registry System	2H-Pyran-2-one, tetrahydro- (542-28-9)

Application:

Food flavor
Coalescing aid

Safety profile:

This product is a non-toxic and safe ingredient that is good for the skin when used in small quantities. It is also non-sensitizing but can be mildly irritating for sensitive skin. A patch test is, therefore, recommended. This product is also safe for the environment and may or may not be considered vegan – depending upon its source.

Storage requirements:

keep the product dry

relative humidity < 50%

protect product against influences of weather and contamination

Transport & Packaging:

This product for technical applications is solely supplied in packaging of different sizes . It can be packaged in various items: 25 L drums, 1000 L IBC drums.