Cysteamine Hydrochloride

CAS NO. 156-57-0

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Product Description

Product Name	Cysteamine Hydrochloride (Synonyms: 2-Aminoethanethiol HCl; 2-MEA; Mercaptamine HCl)
CAS NO.	156-57-0
Formula & Weight	C2H7NS·HCl (MW: 113.61)
Chemical Structure
Available Grades	1. Cosmetic Grade (Low Odor): Assay: ≥ 99.0% (High Purity) Appearance: White Crystalline Powder Odor: Optimized low-odor for cream formulations Heavy Metals: ≤ 10 ppm 2. Industrial / Synthesis Grade: Assay: ≥ 98.0% Iron (Fe): ≤ 20 ppm (Critical for synthesis stability)
Key Applications	Versatile active ingredient for Dermatology & Industry: Skin Care (Cosmetics): Powerful depigmenting agent for melasma and hyperpigmentation. Acts as a non-cytotoxic alternative to hydroquinone. Pharmaceuticals: API for Cystinosis treatment (Cystine depleting agent) and radioprotectant. Chemical Synthesis: Precursor for Ranitidine and other sulfur-containing APIs. Bio-Reagent: Used in protein purification and gene expression studies.
Packaging & Storage	Packaging: 1kg Al-Foil Bag (Sample/Cosmetic) / 25kg Fiber Drum (Industrial). Storage: Very Hygroscopic! Store in a tightly sealed container under inert gas (Nitrogen) at 2-8°C recommended. Protect from moisture and air.

Looking for Cosmetic Grade Cysteamine?

Royalchem specializes in High Purity (99%) Cysteamine HCl with low iron content.
Note: This product is sensitive to oxidation. We use professional nitrogen-filled packaging.
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