Cysteamine Hydrochloride (CAS 156-57-0), also called β‑Mercaptoethylamine HCl, is white crystalline powder, hygroscopic and easily oxidized. It is an important thiol intermediate widely used in pharma, feed additive, cosmetic and biochemical research. TNJ Chemical is the leading manufacturer and exporter since 2001. We guarantee high quality 99%min, competitive price, stable supply, fast delivery and tech support etc. To find more, please contact sales@tnjchem.com
Product Information
CAS No.: 156-57-0
Name: Cysteamine Hydrochloride
Synonym: 2-Aminoethanethiol hydrochloride, Mercaptamine hydrochloride, β-Mercaptoethylamine hydrochloride
EC No.: 205-858-1Molecular Formula: C₂H₇NS·HCl
Molecular Weight: 113.61
MDL: MFCD00008180
Chemphysical Properties
Appearance: White to off-white crystalline powder
Melting point: 67–71 ℃
Solubility: Freely soluble in water, soluble in alcohol
pH (400g/L, 20℃): 3.3–5.0
Stability: Hygroscopic, light-sensitive, easy to oxidize on exposure to air
Quality Specification
| Item | Standard |
|---|---|
| Purity (HPLC) | 99.0% min |
| Loss on drying | 0.50% max |
| Residue on ignition | 0.20% max |
| Iron (Fe) | 10 ppm max |
| Melting range | 66–70 ℃ |
Use & Application
Pharmaceuticals: Intermediate for anti-ulcer medicines, cystinosis treatment, heavy metal antidotes and radiation protective agents.
Feed additive: Promotes animal growth, improves feed efficiency and increases lean meat percentage for livestock and aquaculture.
Cosmetics: Raw material for perm, hair straightening and depilatory products.
Biochemical & fine chemicals: Sulfhydryl reagent for protein study; building block for thiol compounds and polymer modifiers.
Packing
25kg fiber drum with PE inner bag.
Delivery & Storage
Seal tightly, store in cool, dry, dark warehouse, avoid air, light and oxidants.
Keep away from moisture. Hazard class: 6.1.
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