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Sigma-Aldrich

1-Naphthylamine

for synthesis

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Synonym(s):
1-Naphthylamine, 1-Aminonaphthalene
Empirical Formula (Hill Notation):
C10H9N
CAS Number:
Molecular Weight:
143.19
MDL number:
EC Index Number:
205-138-7

vapor pressure

0.003 hPa ( 20 °C)

Quality Level

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

Related Categories

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


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