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Supelco

Naphthalene

analytical standard

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Empirical Formula (Hill Notation):
C10H8
CAS Number:
91-20-3
Molecular Weight:
128.17
Beilstein:
1421310
EC Number:
202-049-5
MDL number:
MFCD00001742
PubChem Substance ID:
329769306
NACRES:
NA.24

grade

analytical standard

Quality Level

100

vapor density

4.4 (vs air)

vapor pressure

0.03 mmHg ( 25 °C)

Assay

≥99.7% (GC)

autoignition temp.

978 °F

shelf life

limited shelf life, expiry date on the label

expl. lim.

5.9 %

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

bp

218 °C (lit.)

mp

79.5-81.0 °C
80-82 °C (lit.)

application(s)

cleaning products
cosmetics
environmental
food and beverages
personal care

format

neat

SMILES string

c1ccc2ccccc2c1

InChI

1S/C10H8/c1-2-6-10-8-4-3-7-9(10)5-1/h1-8H

InChI key

UFWIBTONFRDIAS-UHFFFAOYSA-N

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General description

Naphthalene is widely used as an intermediate in the chemical and plastics industry. It is commonly found in petroleum, coal, mothballs, cigarette smoke, biomass burning, incomplete combustion, etc.

Application

Naphthalene is used as a calibration standard for the real-time quantification with high specificity for naphthalene vapor and other HOVs in industrial environment using NaDos personal exposure monitor (PEM) device.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Signal Word

Warning

Hazard Statements

H228 - H302 - H351 - H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Flam. Sol. 2

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 3

Flash Point(F)

173.3 °F - closed cup

Flash Point(C)

78.5 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

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NaDos: A real-time, wearable, personal exposure monitor for hazardous organic vapors
Reid M, et al.
Sensors and Actuators B, Chemical, 255, 2996-3003 (2018)
Naphthalene DNA adduct formation and tolerance in the lung
Buchholz AB, et al.
Nucl. Instrum. Methods Phys. Res. Sect. B, 438, 119-123 (2019)
Determination of naphthalene metabolites in human urine by liquid chromatography?mass spectrometry with electrospray ionization
Andreoli R, et al.
Journal of Chromatography A, 847(1-2), 9-17 (1999)
Qiaozhen Liu et al.
Nature genetics, 51(4), 728-738 (2019-02-20)
Characterizing the stem cells responsible for lung repair and regeneration is important for the treatment of pulmonary diseases. Recently, a unique cell population located at the bronchioalveolar-duct junctions has been proposed to comprise endogenous stem cells for lung regeneration. However
Fabrice Gritti et al.
Journal of chromatography. A, 1352, 20-28 (2014-06-14)
The effect of the pressure on the dispersion of a low molecular weight compound along 0.508 and 1.016 mm i.d. × 50 cm long open circular tubes was investigated theoretically and experimentally. The theoretical predictions were based on the early
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