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Merck
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Key Documents

8.14312

Sigma-Aldrich

Acenaphthene

for synthesis

Synonym(s):

Acenaphthene, 1,8-Ethylenenaphthalene

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About This Item

Empirical Formula (Hill Notation):
C12H10
CAS Number:
83-32-9
Molecular Weight:
154.21
MDL number:
MFCD00003807
UNSPSC Code:
12352002
EC Index Number:
201-469-6
NACRES:
NA.22

vapor pressure

<0.005 hPa ( 20 °C)

Quality Level

200

Assay

≥96.0% (GC)

autoignition temp.

>450 °C

potency

>16000 mg/kg LD50, oral (Rat)

bp

278 °C/1013 hPa

mp

95 °C

transition temp

flash point 135 °C

density

1.15 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C12H10/c1-3-9-4-2-6-11-8-7-10(5-1)12(9)11/h1-6H,7-8H2

InChI key

CWRYPZZKDGJXCA-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 96.0 % (a/a)
Melting range (lower value): ≥ 91 °C
Melting range (upper value): ≤ 95 °C
Identity (IR): passes test

Pictograms

Environment
GHS09

Signal Word

Warning

Hazard Statements

H410

Precautionary Statements

P273 - P391 - P501

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

257.0 °F - closed cup

Flash Point(C)

125.0 °C - closed cup

Certificates of Analysis (COA)

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