2-Amino-5-ethyl-1,3,4-thiadiazole

CAS NO.：14068-53-2
Empirical Formula: C4H7N3S
Molecular Weight: 129.18
MDL number: MFCD00003111
EINECS: 237-921-4
SAFETY DATA SHEET (SDS)
Update Date: 2023-04-23 13:52:06

What is 2-Amino-5-ethyl-1,3,4-thiadiazole?

Chemical properties

LIGHT BEIGE CRYSTALLINE POWDER

The Uses of 2-Amino-5-ethyl-1,3,4-thiadiazole

2-Amino-5-ethyl-1,3,4-thiadiazole was used in the synthesis of:

3-(5-ethyl-1,3,4-thiadiazol-2-yldiazenyl)-1-methyl-2-phenyl-1H-indole
hetarylazoindole dyes
N-(5-ethyl-[1,3,4]-thiadiazole-2-yl) toluenesulfonamide ligand

Definition

ChEBI: A member of the class of thiadiazoles that is 1,3,4-thiadiazole substituted by an amino group at position 2 and an ethyl group at position 5 respectively.

General Description

Influence of 2-amino-5-ethylthio-1,3,4-thiadiazole on inhibition of copper corrosion in an aerated 0.50M HCl solution has been investigated using gravimetric and electrochemical techniques.

Properties of 2-Amino-5-ethyl-1,3,4-thiadiazole

Melting point:	200-203 °C (lit.)
Boiling point:	267.2±23.0 °C(Predicted)
Density	1.220 (estimate)
refractive index	1.5800 (estimate)
storage temp.	2-8°C(protect from light)
pka	3.73±0.10(Predicted)
form	solid
BRN	113614
CAS DataBase Reference	14068-53-2(CAS DataBase Reference)
EPA Substance Registry System	1,3,4-Thiadiazol-2-amine, 5-ethyl- (14068-53-2)

Safety information for 2-Amino-5-ethyl-1,3,4-thiadiazole

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.