Peroxypivalic acid tert-pentyl ester
[CAS# 29240-17-3]

Identification

• Name: Peroxypivalic acid tert-pentyl ester
• Synonyms: Esperox 551M; Luperox 544M75; Luperox 554; Lupersol 554; Lupersol 554M75; Lupersol TA 54; PV 75; PV 75 (initiator); TAPP; Trigonox 125; Trigonox 125C75; tert-Amyl peroxypivalate; tert-Amyl perpivalate; tert-Pentyl peroxypivalate
• Molecular Formula: C₁₀H₂₀O₃
• Molecular Weight: 188.26
• CAS Registry Number: 29240-17-3
• EC Number: 249-530-6

Properties

• Solubility: Very slightly soluble (0.66 g/L) (25 ºC), Calc.^*
• Density: 0.924±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 204.0±23.0 ºC (760 Torr), Calc.^*
• Flash point: 59.2±16.7 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Organic peroxides	Org. Perox.	C	H242
Skin irritation	Skin Irrit.	2	H315
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Skin sensitization	Skin Sens.	1B	H317
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Aspiration hazard	Asp. Tox.	1	H304
Skin sensitization	Skin Sens.	1	H317

• Hazardous Chemical?: Yes