δ-Valerolactone
ALDRICH/389579 - technical grade
Synonym: delta-Valerolactone; Tetrahydro-2H-2-pyranone
CAS Number: 542-28-9
Empirical Formula (Hill Notation): C5H8O2
Molecular Weight: 100.12
EC Number: 208-807-1
MDL Number: MFCD00006645
Linear Formula: C5H8O2
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 389579-100ML.
| bp | 226-229 °C (lit.) |
| 58-60 °C/0.5 mmHg (lit.) | |
| density | 1.079 g/mL at 25 °C (lit.) |
| form | liquid |
| grade | technical grade |
| impurities | <25% polymer |
| InChI | 1S/C5H8O2/c6-5-3-1-2-4-7- |
| InChI key | OZJPLYNZGCXSJM-UHFFFAOYSA |
| mp | −13-−12 °C (lit.) |
| refractive index | n |
| SMILES string | O=C1CCCCO1 |
| storage temp. | −20°C |
| 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. |
| Packaging: | 25, 100 mL in glass bottle |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H318 |
| Precautionary statements | P280 - P305 + P351 + P338 + P310 |
| Hazard Codes | Xi |
| Risk Statements | 41 |
| Safety Statements | 26-39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | 233.6 °F - closed cup |
| Flash Point(C) | 112 °C - closed cup |
| 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.) |
| Refractive Index | n |
| Storage Temp. | −20°C |
| UNSPSC | 12352100 |