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Merck
CN

39718

2,3-Dimethyl-1,3-butadiene

analytical standard

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About This Item

Linear Formula:
CH2=C(CH3)C(CH3)=CH2
CAS Number:
Molecular Weight:
82.14
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
208-172-0
Beilstein/REAXYS Number:
605285
MDL number:
Technical Service
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SMILES string

CC(=C)C(C)=C

InChI key

SDJHPPZKZZWAKF-UHFFFAOYSA-N

InChI

1S/C6H10/c1-5(2)6(3)4/h1,3H2,2,4H3

grade

analytical standard

vapor pressure

269 mmHg ( 37.7 °C)

assay

≥99.5% (GC)

shelf life

limited shelf life, expiry date on the label

contains

~0.01% 2,6-di-tert-butyl-4-methylphenol as stabilizer

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

refractive index

n20/D 1.438 (lit.), n20/D 1.439

bp

68-69 °C (lit.)

mp

−76 °C (lit.)

density

0.726 g/mL at 25 °C (lit.)

application(s)

environmental
petroleum

format

neat

storage temp.

2-8°C

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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

signalword

Danger

pictograms

Flame

hcodes

Hazard Classifications

Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

30.2 °F - closed cup

flash_point_c

-1 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品
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