tert-Amyl peroxyacetate

CAS Number

690-83-5

Molecular Formula

C7H14O3

Molecular Weight

146.18

EINECS Number

211-715-7

MDL Number

MFCD00005477

BRN Number

3592476

Last Updated

7/20/2025

Appearance

White or off-white, odorless solid

Appearance State

Crystalline solid. Readily soluble in water, slightly soluble in ethanol.

Color

Colorless

Odor

Pungent odor

Form

Crystalline Powder

Melting Point

-30

Boiling Point

128 (predicted)

Flash Point

40

Density

0.906

Vapor Density

>1 (air=1)

Vapor Pressure

0.3 kPa @ 20°C

Refractive Index

1.405

LogP Value

2.4 @ 25 °C

Merck Index

1630

Solubility

Slightly soluble in water

Water Solubility

slightly soluble in water

Solubility Detail

Slightly soluble in water, soluble in most organic solvents.

Storage Conditions

Store in a cool, dark place in a sealed container.

InChI Key

GZRMNYPSKZUFFP-UHFFFAOYSA-N

Signal Word

Danger

Hazard Symbols

O

Risk Codes

R7, R36/37/38

UN Number

UN 3105

IARC Classification

Not Classified

WGK Germany

1

RTECS Number

-

Auto-ignition Temperature

240

TSCA Listed

Listed (Active)

Packing Group

II

Customs Code

29162990

Occupational Exposure Band (OEB)

Not Specified

Occupational Exposure Limit (OEL)

Not Specified

Immediately Dangerous to Life or Health (IDLH)

Not Specified