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389579

δ-Valerolactone

technical grade

Synonym(s):

delta-Valerolactone, Tetrahydro-2H-2-pyranone

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About This Item

Empirical Formula (Hill Notation):
C5H8O2
CAS Number:
542-28-9
Molecular Weight:
100.12
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24864292
EC Number:
208-807-1
Beilstein/REAXYS Number:
106436
MDL number:
MFCD00006645
Form:
liquid
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grade

technical grade

Quality Segment

100

form

liquid

impurities

<25% polymer

refractive index

n20/D 1.457 (lit.)

bp

226-229 °C (lit.), 58-60 °C/0.5 mmHg (lit.)

mp

−13-−12 °C (lit.)

density

1.079 g/mL at 25 °C (lit.)

functional group

ester

storage temp.

−20°C

SMILES string

O=C1CCCCO1

InChI

1S/C5H8O2/c6-5-3-1-2-4-7-5/h1-4H2

InChI key

OZJPLYNZGCXSJM-UHFFFAOYSA-N

Application

δ-Valerolactone (tetrahydro-2H-2-pyranone or δ VL) can be used as a monomer unit in the synthesis of poly(δ-valerolactone)s poly(conjugated ester)s via ring-opening polymerization.
It can also be used as a starting material in the synthesis of (+)-guadinomic acid , sodium δ-hydroxyvalerate , methyl δ-hydroxyvalerate , and 5-hydroxyvaleraldehyde.

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H318

Hazard Classifications

Eye Dam. 1

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

233.6 °F - closed cup

flash_point_c

112 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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