Skip to Content
MilliporeSigma
All Photos(1)

Documents

8.22291

Sigma-Aldrich

1-Naphthylamine

for synthesis

Synonym(s):

1-Naphthylamine, 1-Aminonaphthalene

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C10H9N
CAS Number:
134-32-7
Molecular Weight:
143.19
MDL number:
MFCD00004016
UNSPSC Code:
12352116
EC Index Number:
205-138-7

vapor pressure

0.003 hPa ( 20 °C)

Quality Level

200

assay

≥99.0% (GC)

form

solid

autoignition temp.

460 °C

potency

680 mg/kg LD50, oral (Rat)

pH

7.1 (20 °C, 1 g/L in H2O)

bp

301 °C/1013 hPa

mp

48-50 °C

transition temp

flash point 157 °C

solubility

1.7 g/L

density

1.15 g/cm3 at 20 °C

bulk density

560 kg/m3

storage temp.

2-30°C

InChI

1S/C10H9N/c11-10-7-3-5-8-4-1-2-6-9(8)10/h1-7H,11H2

InChI key

RUFPHBVGCFYCNW-UHFFFAOYSA-N

Application

  • Cobalt (II)–catalyzed C8H alkoxylation of 1-naphthylamine derivatives with alcohols: An efficient methodology for the cobalt-catalyzed C-H bond alkoxylation of 1-naphthylamine derivatives using readily available alcohols, allowing for the synthesis of 8-alkoxy-1-naphthylamine derivatives (T Zhang, H Zhu, F Yang, Y Wu, Y Wu - Tetrahedron, 2019 - Elsevier) Read more.
  • Palladium-catalyzed regioselective C8–H amination of 1-naphthylamine derivatives with aliphatic amines: This study presents a palladium-catalyzed method for regioselective amination of 1-naphthylamine derivatives, yielding products in good yield and demonstrating the versatility in C-H functionalization chemistry (Z Li, S Sun, H Qiao, F Yang, Y Zhu, J Kang, Y Wu… - Organic Letters, 2016 - ACS Publications) Read more.
  • Experimental and simulation study on the solubility of 1-naphthylamine in twelve neat solvents: This research provides a comprehensive experimental and simulation study on the solubility of 1-naphthylamine, contributing to better understanding of its thermodynamic properties in various solvents (B Mei, Y Wang, J Zhou, X Yang, Y Yu, L Xu… - Journal of Molecular Liquids, 2024 - Elsevier) Read more.

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 48 °C
Melting range (upper value): ≤ 50 °C
2-Naphthylamine (GC, area%): ≤ 0.10 % (a/a)
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Carc. 1A

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

314.6 °F - closed cup

flash_point_c

157 °C - closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

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