Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-ETHYLNAPHTHALENE
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Naphthalene, 2-ethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

939-27-5

939-27-5 structure

939-27-5 structure

Name: 2-ETHYLNAPHTHALENE
Chemical Name: 2-Ethylnaphthalene
CAS Number: 939-27-5
Molecular Formula: C₁₂H₁₂
Molecular Weight: 156.22400
Create Date: 2018-02-08 08:00:00
Modify Date: 2025-09-13 18:02:56

Name	2-Ethylnaphthalene
Synonyms	2-ethylnaphthalene MFCD00004127 EINECS 213-360-0

Density	0.992 g/mL at 25 °C(lit.)
Boiling Point	251-252 °C(lit.)
Melting Point	−70 °C(lit.)
Molecular Formula	C₁₂H₁₂
Molecular Weight	156.22400
Flash Point	104 °C
Exact Mass	156.09400
LogP	3.40220
Index of Refraction	n20/D 1.599(lit.)
Stability	Stable. Combustible. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ6960000

CHEMICAL NAME :: Naphthalene, 2-ethyl-

CAS REGISTRY NUMBER :: 939-27-5

LAST UPDATED :: 199710

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C12-H12

MOLECULAR WEIGHT :: 156.24

WISWESSER LINE NOTATION :: L66J C2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 28ZRAQ "Toxicology and Biochemistry of Aromatic Hydrocarbons," Gerarde, H., New York, Elsevier, 1960 Volume(issue)/page/year: -,55,1960

Personal Protective Equipment	Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)
Safety Phrases	S23-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	QJ6960000
HS Code	2902909090

Precursor 9
93-08-3 827-54-3 42101-92-8 75-16-1
91-20-3 54509-73-8 917-64-6 1592-38-7
7228-47-9
DownStream 10
827-54-3 27544-18-9 52193-85-8 93-08-3
93-09-4 613-54-7 73790-09-7 13984-88-8
7228-47-9 100518-70-5

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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