2-Methylnaphthalene - analytical standard, for environmental analysis , CAS No.91-57-6

CAS: 91-57-6 Cat. No.: M119488 Formula: C11H10 Molecular Weight: 142.2 Beilstein Registry Number: 906859 EC Number: 202-078-3
AVAILABLE TO ORDER
GRADE & PURITY Analytical standard ? Analytical standard — certified-purity material for quantitative calibration. Use to prepare calibration standards and validate analytical methods. for Environmental analysis ? Environmental-analysis grade — low background for trace pollutants in water/soil/air. Use in environmental testing where contamination skews trace results.
Synonyms
InChI=1/C11H10/c1-9-6-7-10-4-2-3-5-11(10)8-9/h2-8H,1H | CAS-91-57-6 | NCGC00258393-01 | 2-Methylnaphthalene 10 microg/mL in Cyclohexane | 2-methyl naphthalene | AC-615 | Z104476894 | DTXCID60878 | NCGC00091415-01 | EC 202-078-3 | CHEBI:50720 | S8MCX3C16H
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Germany (EU)
USA*
Price
Qty
1g
M119488-1g
Made to order · 8–12 wks
€48.51
5g
M119488-5g
—
2 In stock
€218.58
10g
M119488-10g
3 In stock
3 In stock

€325.32

€395.60
Save €70.29 (17.77%)
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Why this grade

analytical standard, for environmental analysis Analytical standard,for Environmental analysis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
InChI=1/C11H10/c1-9-6-7-10-4-2-3-5-11(10)8-9/h2-8H,1H | CAS-91-57-6 | NCGC00258393-01 | 2-Methylnaphthalene 10 microg/mL in Cyclohexane | 2-methyl naphthalene | AC-615 | Z104476894 | DTXCID60878 | NCGC00091415-01 | EC 202-078-3 | CHEBI:50720 | S8MCX3C16H
Specifications & Purity
analytical standard, for environmental analysis
Storage
Room temperature
Shipped In
FedEx DG Service
Grade
Analytical standard, for Environmental analysis
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/528757388
Canonical Smiles
CC1=CC2=CC=CC=C2C=C1
IUPAC Name
2-methylnaphthalene
InChIKey
QIMMUPPBPVKWKM-UHFFFAOYSA-N
INCHI
1S/C11H10/c1-9-6-7-10-4-2-3-5-11(10)8-9/h2-8H,1H3
Isomeric SMILES
CC1=CC2=CC=CC=C2C=C1
WGK Germany
2
RTECS
QJ9635000
UN Number
3082
Packing Group
III
Molecular Weight
142.2
Beilstein
906859
Reaxy-Rn
906859
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=906859&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassNaphthalenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentNaphthalenes
Alternative Parents Aromatic hydrocarbons  Polycyclic hydrocarbons  Unsaturated hydrocarbons  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Naphthalene - Aromatic hydrocarbon - Polycyclic hydrocarbon - Unsaturated hydrocarbon - Hydrocarbon - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as naphthalenes. These are compounds containing a naphthalene moiety, which consists of two fused benzene rings.
External Descriptors methylnaphthalene
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CYP1A2 Tchem Cytochrome P450 1A2 (26471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP2A6 Tchem Cytochrome P450 2A6 (2861 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Cyp2a5 Cytochrome P450 2A5 (126 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

13 results found

Lot NumberCertificate TypeDateItem
H2618439Certificate of AnalysisMay 26, 2026 M119488
H2618440Certificate of AnalysisMay 26, 2026 M119488
H2618441Certificate of AnalysisMay 26, 2026 M119488
C2514199Certificate of AnalysisJul 01, 2024 M119488
C2604134Certificate of AnalysisJul 01, 2024 M119488
F2426258Certificate of AnalysisJul 01, 2024 M119488
H2507113Certificate of AnalysisJul 01, 2024 M119488
D2303714Certificate of AnalysisJul 28, 2022 M119488
E2410023Certificate of AnalysisJul 28, 2022 M119488
H2209588Certificate of AnalysisJul 28, 2022 M119488
H2209597Certificate of AnalysisJul 28, 2022 M119488
H2209718Certificate of AnalysisJul 28, 2022 M119488
G1407034Certificate of AnalysisApr 27, 2022 M119488
Chemical and Physical Properties
x_refractive_index1.6019
x_flash_point_drop_fahrenheit208.4 °F
x_flash_point_drop_centigrade98℃
x_boil_point_char241-242°C
x_melt_point_char34.58°C
Molecular Weight142.200 g/mol
XLogP33.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count0
Exact Mass142.078 Da
Monoisotopic Mass142.078 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count11
Formal Charge0
Complexity128.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
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