L-Ornithine monochlorohydrate/ornithine is a L-alpha-amino acid.
Definition
L-Ornithine monochlorohydrate/ornithine is a L-alpha-amino acid.
Source: PubChem
US FDA substance register · UNII HBK84K66XH · registered name ORNITHINE 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 オルニチンＨＣｌ: 本品は、次の化学式で表されるアミノ酸の塩酸塩である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 3184-13-2
- EC No.EU chemical inventory number
- 221-678-6
- DTXSIDUS EPA chemical ID
- DTXSID50858851
- DTXCIDUS EPA compound ID
- DTXCID1028946
- IUPAC
- L-Ornithine--hydrogen chloride (1/1)
- Molecular formula
- C5H13ClN2O2
- Molecular weight
- 168.62 g/mol
Measured properties
- Appearance
- White powder, [Sigma-Aldrich MSDS] · White crystalline solid or powder to syrup, Slight savoury aroma
- Solubility
- Soluble in water · Very slightly soluble (in ethanol)
- Odour
- odourless
- pH
- 5
- Flammability (solid, gas)
- not flammable
- Vapour pressure
- 0 ㎜Hg
- Water solubility
- 455 g/ℓ (30℃)
- Relative density
- 1.429
- n-Octanol/water partition coefficient (Kow)
- -4.22 (log Pow)
- Auto-ignition temperature
- 386.4 ℃
- Molecular weight
- 168.65
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 5 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.
- Softener and conditioner4
- Flavouring and nutrient1
Source: US EPA CompTox dashboard
Linked databases 16
- Australian Industrial Chemicals Inventory (AICIS)
- 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
- PubChem 2
- 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