Methyl 2,2-dithienylglycolate

What is Methyl 2,2-dithienylglycolate?

White Solid

Intermediate in the production of Tiotropium Bromide, a long-acting bronchodilator.

Methyl Di(2-thienylglycolate) (Tiotropium EP Impurity E) is an intermediate in the production of Tiotropium Bromide, a long-acting bronchodilator.

Methyl 2,2-dithienyl glycolate is a product for proteomics research

Melting point:	93-95°C
Boiling point:	406.5±40.0 °C(Predicted)
Density	1.392±0.06 g/cm3(Predicted)
storage temp.	2-8°C(protect from light)
solubility	DMSO (Slightly), Methanol (Slightly, Heated)
form	Solid
pka	10.43±0.29(Predicted)
color	White to Light Brown
CAS DataBase Reference	26447-85-8(CAS DataBase Reference)

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H315:Skin corrosion/irritation H319:Serious eye damage/eye 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. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention.