MilliporeSigma
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181455

Sigma-Aldrich

Polyisobutylene

average Mw ~500,000, average Mn ~200,000 by GPC/MALLS, average Mv ~420,000

Linear Formula:
[CH2C(CH3)2]n
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

form

chunks

Quality Level

mol wt

average Mn ~200,000 by GPC/MALLS
average Mv ~420,000
average Mw ~500,000

refractive index

n20/D 1.5045

transition temp

Tg −64 °C

density

0.92 g/mL at 25 °C (lit.)

SMILES string

CC(C)=C

InChI

1S/C4H8/c1-4(2)3/h1H2,2-3H3

InChI key

VQTUBCCKSQIDNK-UHFFFAOYSA-N

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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