Cysteamine hydrochloride is an alkanethiol.
How much products actually contain
No product states its amount yet.
Of the products containing it, 2 list it before the 1% line and 0 after it (usually 1% or less).
Products using this ingredient
2 of 2 confirmed · likeliest to carry enough first
Definition
Cysteamine hydrochloride is an alkanethiol.
Source: PubChem
US FDA substance register · UNII IF1B771SVB · registered name CYSTEAMINE HYDROCHLORIDE · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name システアミンＨＣｌ: 本品は、次の化学式で表されるアミンの塩酸塩である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 156-57-0
- EC No.EU chemical inventory number
- 205-858-1
- DTXSIDUS EPA chemical ID
- DTXSID8045779
- DTXCIDUS EPA compound ID
- DTXCID6025779
- IUPAC
- 2-Aminoethane-1-thiol--hydrogen chloride (1/1)
- Molecular formula
- C2H8ClNS
- Molecular weight
- 113.6 g/mol
Measured properties
- Appearance
- Solid, [Merck Index] White hygroscopic crystals, [Alfa Aesar MSDS] · solid
- Solubility
- >17 [ug/mL] (The mean of the results at pH 7.4)
- Vapour density
- 3.92
- Molecular weight
- 113.6112
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 3 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Hair waving or straightening (EPA)1
- Antioxidant1
- Reducing agent1
Source: US EPA CompTox dashboard
Related literature
Linked databases 19
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem 2
- Tlooto literature search 2 3
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata