Butyl 4,4-bis(tert-butyldioxy)valerate

CAS Number

995-33-5

Molecular Formula

C17H34O6

Molecular Weight

334.45

EINECS Number

213-626-6

MDL Number

MFCD00072669

BRN Number

1746688

Last Updated

7/21/2025

Appearance

Colorless liquid

Appearance State

Liquid. Insoluble in water.

Color

Colorless

Odor

Faint camphor-like odor

Form

Liquid

Melting Point

146

Boiling Point

363.9 (predicted)

Flash Point

151.9

Density

0.967

Vapor Density

>1 (air=1)

Vapor Pressure

0.053 Pa @ 25°C

Refractive Index

1.4336 (20°C)

LogP Value

6.34 @ 55 °C

Merck Index

Not Listed

Solubility

Solubility in water ca. 2.16 mg/L (20.2 °C)

Water Solubility

2.16 mg/L @ 20.2°C

Solubility Detail

Slightly soluble in chloroform, DMSO, ethyl acetate.

Storage Conditions

Store in a cool, dark place, at a strictly controlled temperature (below 38°C).

InChI Key

PWEUDGPXONDEBB-UHFFFAOYSA-N

Signal Word

Danger

Hazard Symbols

Xn

Risk Codes

R36/37/38

UN Number

UN 2140/2141

IARC Classification

Not Classified

WGK Germany

2

RTECS Number

-

Auto-ignition Temperature

No Data Available

TSCA Listed

Listed (Active)

Packing Group

II

Customs Code

29161900

Occupational Exposure Band (OEB)

Not Specified

Occupational Exposure Limit (OEL)

Not Specified

Immediately Dangerous to Life or Health (IDLH)

Not Specified