Cysteamine hydrochlorideCAS NO.: 156-57-0

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1 Kilogram	FOB Price:USD 4.0000 -5.0000

1 Kilogram

FOB Price:USD 4.0000 -5.0000

Cysteamine hydrochloride beta-mercaptoaethylaminchlorhydrat Ethanethiol,2-amino-,hydrochloride

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Melting point	67-71 °C
density	0.75
refractive index	1.6100 (estimate)
storage temp.	2-8°C
solubility	H₂O: 1 m at 20 °C, clear, colorless
form	Crystalline Powder or Pellets
color	White
PH	3.3-5.0 (400g/l, H2O, 20℃)
Water Solubility	VERY SOLUBLE
λmax	λ: 280 nm Amax: ≤0.3
Sensitive	Hygroscopic
Merck	14,2779
BRN	3590083
Stability:	Stable, but hygroscopic. Incompatible with strong oxidizing agents.
InChIKey	OGMADIBCHLQMIP-UHFFFAOYSA-N
CAS DataBase Reference	156-57-0(CAS DataBase Reference)
EPA Substance Registry System	Cysteamine hydrochloride (156-57-0)

Safety Information

MSDS Information

Cysteamine hydrochloride Usage And Synthesis

Chemical Properties	White Solid
Uses	Cysteamine hydrochloride is used as an antioxidant and in radiation therapy.
Hazard	Toxic by inhalation and ingestion.
Purification Methods	Purify the salt by recrystallisation from EtOH. It is freely soluble in H2O and should be stored in a dry atmosphere. [Mills & Bogert J Am Chem Soc 62 1177 1940.] The picrate has m 125-126o; see previous entry for free base. [Beilstein 4 IV 1570.]