Adenosine
✓ EU AllowedIdentification
CAS Number 58-61-7
EINECS / EC 200-389-9
CosIng Ref 31367
Chemical Name (2R,3R,4S,5R)-2-(6-aminopurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
IUPAC Name —
Formula C10H13N5O4
Mol. Weight 267.24 g/mol
SMILES C1=NC(=C2C(=N1)N(C=N2)C3C(C(C(O3)CO)O)O)N
InChIKey OIRDTQYFTABQOQ-KQYNXXCUSA-N
Function & Classification
Primary Function cell-communicating ingredient Official CosIng Information All Functions: skin conditioning CAS #: 58-61-7 | EC #: 200-389-9 Chemical
Secondary Functions IUPAC Name: 6-Ami
Origin Synthetic
Category Skin Actives
EU Regulatory Status
Safety Profile
1 / 10
Comedogenic Rating: 0/5
Will not clog pores — safe for acne-prone skin
Skin Type Compatibility
Acne-Prone ✓ Safe
Fungal Acne Safe ✓ Safe
Toxicology Profile
NOAEL 2000 mg/kg bw/day (oral, rat) CIR 2020
Sensitization Non-sensitizer
Genotoxicity Non-genotoxic
Phototoxicity Non-phototoxic
LD₅₀ Oral >2000 mg/kg (rat)
Skin Irritation (Draize) 0.0 / 4.0
Eye Irritation (Draize) 0.2 / 4.0
Formulation Guidelines
Benefits cell-communicating ingredient Official CosIng Information All Functions: skin conditioning CAS #: 58-61-7 | EC #: 200-389-9 Chemical/IUPAC Name: 6-Ami, Anti-inflammatory
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