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549215

Sigma-Aldrich

2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne, blend

Synonym(s):

2,5-Dimethyl-2,5-di(tert-butylperoxy)-3-hexyne, blend

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About This Item

Linear Formula:
(CH3)3COOC(CH3)2CC(CH3)2OOC(CH3)3
CAS Number:
1068-27-5
Molecular Weight:
286.41
MDL number:
MFCD00048242
UNSPSC Code:
12162002
PubChem Substance ID:
24879069
NACRES:
NA.23

composition

active oxygen content, ~5.2 wt. %
calcium carbonate and silica, ~45 wt. %

Quality Level

100

mp

88 °C (SADT) (lit.)

density

1.26 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C

InChI

1S/C16H30O4/c1-13(2,3)17-19-15(7,8)11-12-16(9,10)20-18-14(4,5)6/h1-10H3

InChI key

ODBCKCWTWALFKM-UHFFFAOYSA-N

Application

Free radical polymerization initiator.

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Hazard Classifications

Eye Irrit. 2 - Org. Perox. D - Skin Irrit. 2

Storage Class

5.2 - Organic peroxides and self-reacting hazardous materials

wgk_germany

WGK 3

flash_point_f

188.6 °F - closed cup

flash_point_c

87 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCS3554
MKCQ4666
MKCK9407
MKCL5934
MKCK9406

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