Skip to Content
Merck
All Photos(1)

Documents

Safety Information

8.14495

Sigma-Aldrich

3-Amino-1H-1,2,4-triazole

for synthesis

Synonym(s):

3-Amino-1H-1,2,4-triazole, Amitrol

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C2H4N4
CAS Number:
Molecular Weight:
84.08
MDL number:
UNSPSC Code:
12352116
EC Index Number:
200-521-5
NACRES:
NA.22

vapor pressure

<0.1 hPa ( 20 °C)

Quality Level

form

solid

autoignition temp.

>225 °C

potency

1100 mg/kg LD50, oral (Rat)
>10000 mg/kg LD50, skin (Rat)

pH

6.4-7.4 (20 °C, 100 g/L in H2O)

mp

149-152 °C

solubility

280 g/L

density

1.138 g/cm3 at 20 °C

bulk density

650 kg/m3

storage temp.

2-30°C

InChI

1S/C2H4N4/c3-2-4-1-5-6-2/h1H,(H3,3,4,5,6)

InChI key

KLSJWNVTNUYHDU-UHFFFAOYSA-N

Analysis Note

Assay (HClO₄): ≥ 97.0 %
Melting range (lower value): ≥ 151 °C
Melting range (upper value): ≤ 157 °C
Identity (IR): passes test

Pictograms

Health hazardEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 2 - Repr. 2 - STOT RE 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


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