Dipropylene glycol CAS 25265-71-8 liquid

delta-Valerolactone CAS 542-28-9

CAS:542-28-9
Молекулярная формула: C5H8O2
Молекулярная масса: 100,12
EINECS:208-807-1

Synonyms:DELTA-VALEROLACTONE; D-VALEROLACTONE; G-VALEROLACTONE;FEMA 3103; GAMMA-PENTANOLACTONE; GAMMA-METHYL-GAMMA-BUTYROLACTONE; delta-Valerolactone, may contain polymer: distil to remove; 4-VALEROLACTONE; 4-PENTANOLIDE; TETRAHYDRO-2H-2-PYRANONE; TETRAHYDRO-2H-PYRAN-2-ONE

What is delta-Valerolactone CAS 542-28-9?

Due to its good application flexibility, lower biological toxicity, more derivative compounds, easy polymerization and
greatly increase the viscosity of coatings and other characteristics, delta-valerolactone is widely used in polyesters,
polyurethanes, special solvents, and coatings.

Спецификация

Температура плавления	-13 °C
Температура кипения	230 °C
плотность	1.105g/mL at 20°C
плотность пара	3.45 (vs air)
показатель преломления	n20/D 1.457(lit.)
Фп	212 °F
температура хранения.	-20°C
форма	Жидкий
Цвет	Прозрачный, от бесцветного до бледно-желтого цвета
Растворимость в воде	miscible
БРН	106436
Ссылка на базу данных CAS	542-28-9(CAS DataBase Reference)

Применение

Due to its good application flexibility, lower biological toxicity, more derivative compounds, easy polymerization and greatly increase the viscosity of coatings and other characteristics, delta-valerolactone is widely used in polyesters, polyurethanes, special solvents, and coatings.