MilliporeSigma
  • 822291
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8.22291

Sigma-Aldrich

1-Naphthylamine

for synthesis

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

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1-Naphthylamine for synthesis

Sigma-Aldrich

8.22291

1-Naphthylamine

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31618

2-Naphthylamine

1-Naphthylamine analytical standard

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34390

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CRM43557

1-Naphthylacetamide

assay

≥99.0% (GC)

assay

-

assay

-

assay

-

form

solid

form

-

form

-

form

-

bp

301 °C/1013 hPa

bp

306 °C (lit.)

bp

301 °C (lit.)

bp

-

mp

48-50 °C

mp

111-113 °C (lit.)

mp

47-50 °C (lit.)

mp

180-183 °C (lit.)

solubility

1.7 g/L

solubility

-

solubility

-

solubility

-

density

1.15 g/cm3 at 20 °C

density

1.061 g/mL at 25 °C (lit.)

density

1.114 g/mL at 25 °C (lit.)

density

-

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.

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

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

WGK

WGK 3

Flash Point(F)

314.6 °F - closed cup

Flash Point(C)

157 °C - closed cup

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