Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

Safety Information

N1909

Sigma-Aldrich

1-Naphthoic acid

96%

Synonym(s):

1-Naphthalenecarboxylic acid

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Linear Formula:
C10H7CO2H
CAS Number:
86-55-5
Molecular Weight:
172.18
Beilstein:
1908896
EC Number:
201-681-9
MDL number:
MFCD00004007
UNSPSC Code:
12352100
PubChem Substance ID:
24897538
NACRES:
NA.22

Quality Level

100

Assay

96%

form

powder

bp

300 °C (lit.)

mp

157-160 °C (lit.)

SMILES string

OC(=O)c1cccc2ccccc12

InChI

1S/C11H8O2/c12-11(13)10-7-3-5-8-4-1-2-6-9(8)10/h1-7H,(H,12,13)

InChI key

LNETULKMXZVUST-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

1-Naphthoic acid can be used as a reactant to prepare:
  • Perinaphthenones by dehydrative annulation with alkynes in the presence of rhodium catalyst.
  • Isocoumarin derivatives by reacting with 2-butyne via aerobic oxidative cyclization using Rh catalyst.
  • N-Methoxy-N-methyl-1-naphthalenecarboxamide (Weinreb amide) by reacting with N,O-dimethylhydroxylamine and phosphorus trichloride.
  • 1,4-Dihydro-1-naphthalenecarboxylic acid by Birch reduction.

Other Notes

Remainder 2-naphthoic acid

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

N1909-VAR:
N1909-25G:
N1909-BULK:
N1909-100G:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCL3378
MKCH5068
MKCF9581
MKCG7246
MKAA1271V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Yu-mei Song et al.
Chemical communications (Cambridge, England), 48(7), 1006-1008 (2011-12-14)
Reversible single-crystal-to-single-crystal transformation (SCSC) was for the first time observed between 4f-based molecular magnets.
Hiromasa Uchiyama et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 43(1-2), 71-77 (2011-04-06)
Spray-dried particles (SDPs) with indomethacin (IND) and alpha-glycosyl transferase-treated stevia (Stevia-G) indicated extremely high dissolution rates and apparent solubility compared to particles of a ground mixture and a physical mixture of IND/Stevia-G. The apparent solubility of IND from SDPs was
Qunfei Zhao et al.
Chemistry & biology, 15(7), 693-705 (2008-07-19)
Azinomycin B is a complex natural product containing densely assembled functionalities with potent antitumor activity. Cloning and sequence analysis of the azi gene cluster revealed an iterative type I polyketide synthase (PKS) gene, five nonribosomal peptide synthetases (NRPSs) genes and
Mutual activation: Suzuki-Miyaura coupling through direct cleavage of the sp2 C-O bond of naphtholate.
Da-Gang Yu et al.
Angewandte Chemie (International ed. in English), 50(31), 7097-7100 (2011-06-29)
Rajesh Sunasee et al.
The Journal of organic chemistry, 73(20), 8016-8020 (2008-09-26)
A method is described for converting tert-butyl benzoates or tert-butyl 1-naphthoates into derivatives having an alkyl or substituted alkyl group in a 1,4-relationship to an alkyl, aryl, alkenyl, or alkynyl group. Key steps in the sequence are (i) addition of
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service