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Safety Information

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:
Molecular Weight:
286.41
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

composition

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

Quality Level

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

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

5.2 - Organic peroxides and self-reacting hazardous materials

WGK

WGK 3

Flash Point(F)

188.6 °F - closed cup

Flash Point(C)

87 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 5: Self-reactive substances
Organic peroxides
Hazardous rank I
1st self-reactive materials

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

549215-VAR:
549215-500G:4548173355009
549215-BULK:


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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