2-Ethynylnaphthalene

Basic Information

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CAS Number

2949-26-0

Molecular Formula

C12H8

Molecular Weight

16.04 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Nitriles

Basic Physical Properties

Melting Point

40.0 to 44.0 deg-C

Boiling Point

110°C/1mmHg

Density

1.07g/cm3

Flash Point

106.3ºC

Refractive Index

1.643

SMILES

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C#CC1=CC2=CC=CC=C2C=C1

InChI

InChI=1S/C12H8/c1-2-10-7-8-11-5-3-4-6-12(11)9-10/h1,3-9H

InChIKey

IZXPFTLEVNQLGD-UHFFFAOYSA-N

LogP

0.6361

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

195

Safety Information

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Hazard Statement

Synonyms & References

English

InChI=1/C12H8/c1-2-10-7-8-11-5-3-4-6-12(11)9-10/h1,3-9
X4QQT78LBL
DTXSID50183690
CS-W005234
FT-0691671
Naphthalene,2-ethynyl-
DS-1798
Naphthalene, 2-ethynyl-
A5498
PS-8914
IZXPFTLEVNQLGD-UHFFFAOYSA-N
Q-102463
EN300-1231827
AKOS010651579
MFCD00870424
2949-26-0
CCRIS 4255
FT-0767483
naphth-2-yl-acetylene
E0933
2-ethynyl-naphthalene, AldrichCPR
BDBM50027783
2-Ethynyl Naphtalene
123333-47-1
2-ethynyl-naphthalene
Naphthylene-2-acetylene
2-Ethynylnaphthalene
CHEMBL1743361
Ethynylnaphthalene, 2-
SY050708
2-Ethynyl-naphthalene

MDL Number

MFCD00870424

Customs Code

2902909090

FAQ

What regulatory guidelines apply to 2-Ethynylnaphthalene (CAS: 2949-26-0)?

2-Ethynylnaphthalene (CAS: 2949-26-0) falls under the scope of the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), which includes the requirement for classification as a flammable liquid. It is also subject to the European Union’s Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) regulations, which require manufacturers and importers to register substances. For FDA/EPA compliance, it is important to follow guidelines related to the safe handling and disposal of flammable substances.

Are there alternatives to 2-Ethynylnaphthalene (CAS: 2949-26-0) in synthesis?

Alternatives to 2-Ethynylnaphthalene (CAS: 2949-26-0) in synthesis include related naphthalene derivatives and other ethynyl-substituted compounds. Isomers such as 1-Ethynylnaphthalene can be considered. Common alternatives in synthesis include using simpler ethynyl compounds like phenylethynes or other naphthalene analogs, depending on the specific application and reaction conditions.

What is the market or research trend for 2-Ethynylnaphthalene (CAS: 2949-26-0)?

The market for 2-Ethynylnaphthalene (CAS: 2949-26-0) is linked to its use in organic synthesis and as a precursor in polymer chemistry. Research trends include its application in developing novel materials and pharmaceuticals. There is a growing interest in the synthesis and properties of ethynyl-substituted compounds due to their unique reactivity and potential in creating new chemical functionalities. Market trends suggest increasing demand for high-purity chemicals and sustainable synthesis methods.

How should waste containing 2-Ethynylnaphthalene (CAS: 2949-26-0) be handled?

Waste containing 2-Ethynylnaphthalene (CAS: 2949-26-0) should be collected in appropriate containers and stored in a well-ventilated area away from heat sources. Proper incineration or professional waste disposal services should be used. Environmental protection measures include ensuring the waste does not enter water systems or soil. It is crucial to follow local hazardous waste regulations and guidelines for safe disposal to minimize environmental impact.