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Merck
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Key Documents

8.01113

Sigma-Aldrich

2-Aminopyridine

for synthesis

Synonym(s):

2-Aminopyridine, 2-Pyridylamine

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About This Item

Linear Formula:
2-(NH2)C5H4N
CAS Number:
504-29-0
Molecular Weight:
94.11
MDL number:
MFCD00006312
UNSPSC Code:
12352116
EC Index Number:
207-988-4
NACRES:
NA.22

vapor pressure

5 hPa ( 125 °C)

Quality Level

200

Assay

≥98.0% (GC)

form

crystals

autoignition temp.

>630 °C

potency

200 mg/kg LD50, oral (Rat)

bp

209-211 °C/1013 hPa

mp

55-58 °C

transition temp

flash point 92 °C

bulk density

600 kg/m3

storage temp.

2-30°C

InChI

1S/C5H6N2/c6-5-3-1-2-4-7-5/h1-4H,(H2,6,7)

InChI key

ICSNLGPSRYBMBD-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 57 °C
Melting range (upper value): ≤ 60 °C
Identity (IR): passes test

Pictograms

CorrosionSkull and crossbones
GHS05,GHS06

Signal Word

Danger

Hazard Statements

H301 + H311 - H314 - H412

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

197.6 °F - closed cup

Flash Point(C)

92 °C - closed cup

Certificates of Analysis (COA)

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