542-28-9

Name delta-Valerolactone
CAS 542-28-9
EINECS(EC#) 203-569-5
Molecular Formula C5H8O2
MDL Number MFCD00005400
Molecular Weight 100.12
MOL File 542-28-9.mol

Chemical Properties

Appearance clear colorless to pale yellow liquid
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.  2-8°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 542-28-9(EPA Substance)

Safety Data

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H318
Precautionary statements  P280-P305+P351+P338+P310
Hazard Codes  Xi
Risk Statements 
R41:Risk of serious damage to eyes.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection .
RIDADR  UN1760
WGK Germany  3
RTECS  LU3580000
Hazard Note  Irritant/Keep Cold
TSCA  Yes
REACH Registrations Active
HazardClass  8
HS Code  29322090
Storage Class 10 - Combustible liquids
Hazard Classifications Eye Dam. 1

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

Questions And Answer

Supplier